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Contents of /trunk/kernel-alx/patches-4.1/0101-4.1.2-all-fixes.patch

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Revision 2748 - (show annotations) (download)
Mon Jan 11 12:00:45 2016 UTC (8 years, 4 months ago) by niro
File size: 72997 byte(s)
-linux-4.1 patches up to 4.1.15
1 diff --git a/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt b/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt
2 index 750d577e8083..f5a8ca29aff0 100644
3 --- a/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt
4 +++ b/Documentation/devicetree/bindings/net/marvell-armada-370-neta.txt
5 @@ -1,7 +1,7 @@
6 * Marvell Armada 370 / Armada XP Ethernet Controller (NETA)
7
8 Required properties:
9 -- compatible: should be "marvell,armada-370-neta".
10 +- compatible: "marvell,armada-370-neta" or "marvell,armada-xp-neta".
11 - reg: address and length of the register set for the device.
12 - interrupts: interrupt for the device
13 - phy: See ethernet.txt file in the same directory.
14 diff --git a/Makefile b/Makefile
15 index 1caf4ad3eb8a..cef84c061f02 100644
16 --- a/Makefile
17 +++ b/Makefile
18 @@ -1,6 +1,6 @@
19 VERSION = 4
20 PATCHLEVEL = 1
21 -SUBLEVEL = 1
22 +SUBLEVEL = 2
23 EXTRAVERSION =
24 NAME = Series 4800
25
26 diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi
27 index ec96f0b36346..06a2f2ae9d1e 100644
28 --- a/arch/arm/boot/dts/armada-370-xp.dtsi
29 +++ b/arch/arm/boot/dts/armada-370-xp.dtsi
30 @@ -270,7 +270,6 @@
31 };
32
33 eth0: ethernet@70000 {
34 - compatible = "marvell,armada-370-neta";
35 reg = <0x70000 0x4000>;
36 interrupts = <8>;
37 clocks = <&gateclk 4>;
38 @@ -286,7 +285,6 @@
39 };
40
41 eth1: ethernet@74000 {
42 - compatible = "marvell,armada-370-neta";
43 reg = <0x74000 0x4000>;
44 interrupts = <10>;
45 clocks = <&gateclk 3>;
46 diff --git a/arch/arm/boot/dts/armada-370.dtsi b/arch/arm/boot/dts/armada-370.dtsi
47 index 00b50db57c9c..ca4257b2f77d 100644
48 --- a/arch/arm/boot/dts/armada-370.dtsi
49 +++ b/arch/arm/boot/dts/armada-370.dtsi
50 @@ -307,6 +307,14 @@
51 dmacap,memset;
52 };
53 };
54 +
55 + ethernet@70000 {
56 + compatible = "marvell,armada-370-neta";
57 + };
58 +
59 + ethernet@74000 {
60 + compatible = "marvell,armada-370-neta";
61 + };
62 };
63 };
64 };
65 diff --git a/arch/arm/boot/dts/armada-xp-mv78260.dtsi b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
66 index 8479fdc9e9c2..c5fdc99f0dbe 100644
67 --- a/arch/arm/boot/dts/armada-xp-mv78260.dtsi
68 +++ b/arch/arm/boot/dts/armada-xp-mv78260.dtsi
69 @@ -318,7 +318,7 @@
70 };
71
72 eth3: ethernet@34000 {
73 - compatible = "marvell,armada-370-neta";
74 + compatible = "marvell,armada-xp-neta";
75 reg = <0x34000 0x4000>;
76 interrupts = <14>;
77 clocks = <&gateclk 1>;
78 diff --git a/arch/arm/boot/dts/armada-xp-mv78460.dtsi b/arch/arm/boot/dts/armada-xp-mv78460.dtsi
79 index 661d54c81580..0e24f1a38540 100644
80 --- a/arch/arm/boot/dts/armada-xp-mv78460.dtsi
81 +++ b/arch/arm/boot/dts/armada-xp-mv78460.dtsi
82 @@ -356,7 +356,7 @@
83 };
84
85 eth3: ethernet@34000 {
86 - compatible = "marvell,armada-370-neta";
87 + compatible = "marvell,armada-xp-neta";
88 reg = <0x34000 0x4000>;
89 interrupts = <14>;
90 clocks = <&gateclk 1>;
91 diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi
92 index 013d63f69e36..8fdd6d7c0ab1 100644
93 --- a/arch/arm/boot/dts/armada-xp.dtsi
94 +++ b/arch/arm/boot/dts/armada-xp.dtsi
95 @@ -177,7 +177,7 @@
96 };
97
98 eth2: ethernet@30000 {
99 - compatible = "marvell,armada-370-neta";
100 + compatible = "marvell,armada-xp-neta";
101 reg = <0x30000 0x4000>;
102 interrupts = <12>;
103 clocks = <&gateclk 2>;
104 @@ -220,6 +220,14 @@
105 };
106 };
107
108 + ethernet@70000 {
109 + compatible = "marvell,armada-xp-neta";
110 + };
111 +
112 + ethernet@74000 {
113 + compatible = "marvell,armada-xp-neta";
114 + };
115 +
116 xor@f0900 {
117 compatible = "marvell,orion-xor";
118 reg = <0xF0900 0x100
119 diff --git a/arch/arm/boot/dts/sun5i-a10s.dtsi b/arch/arm/boot/dts/sun5i-a10s.dtsi
120 index 2fd8988f310c..3794ca16499d 100644
121 --- a/arch/arm/boot/dts/sun5i-a10s.dtsi
122 +++ b/arch/arm/boot/dts/sun5i-a10s.dtsi
123 @@ -573,7 +573,7 @@
124 };
125
126 rtp: rtp@01c25000 {
127 - compatible = "allwinner,sun4i-a10-ts";
128 + compatible = "allwinner,sun5i-a13-ts";
129 reg = <0x01c25000 0x100>;
130 interrupts = <29>;
131 #thermal-sensor-cells = <0>;
132 diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi
133 index 883cb4873688..5098185abde6 100644
134 --- a/arch/arm/boot/dts/sun5i-a13.dtsi
135 +++ b/arch/arm/boot/dts/sun5i-a13.dtsi
136 @@ -555,7 +555,7 @@
137 };
138
139 rtp: rtp@01c25000 {
140 - compatible = "allwinner,sun4i-a10-ts";
141 + compatible = "allwinner,sun5i-a13-ts";
142 reg = <0x01c25000 0x100>;
143 interrupts = <29>;
144 #thermal-sensor-cells = <0>;
145 diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi
146 index fdd181792b4b..2b4847c7cbd4 100644
147 --- a/arch/arm/boot/dts/sun7i-a20.dtsi
148 +++ b/arch/arm/boot/dts/sun7i-a20.dtsi
149 @@ -1042,7 +1042,7 @@
150 };
151
152 rtp: rtp@01c25000 {
153 - compatible = "allwinner,sun4i-a10-ts";
154 + compatible = "allwinner,sun5i-a13-ts";
155 reg = <0x01c25000 0x100>;
156 interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
157 #thermal-sensor-cells = <0>;
158 diff --git a/arch/arm/kvm/interrupts.S b/arch/arm/kvm/interrupts.S
159 index 79caf79b304a..f7db3a5d80e3 100644
160 --- a/arch/arm/kvm/interrupts.S
161 +++ b/arch/arm/kvm/interrupts.S
162 @@ -170,13 +170,9 @@ __kvm_vcpu_return:
163 @ Don't trap coprocessor accesses for host kernel
164 set_hstr vmexit
165 set_hdcr vmexit
166 - set_hcptr vmexit, (HCPTR_TTA | HCPTR_TCP(10) | HCPTR_TCP(11))
167 + set_hcptr vmexit, (HCPTR_TTA | HCPTR_TCP(10) | HCPTR_TCP(11)), after_vfp_restore
168
169 #ifdef CONFIG_VFPv3
170 - @ Save floating point registers we if let guest use them.
171 - tst r2, #(HCPTR_TCP(10) | HCPTR_TCP(11))
172 - bne after_vfp_restore
173 -
174 @ Switch VFP/NEON hardware state to the host's
175 add r7, vcpu, #VCPU_VFP_GUEST
176 store_vfp_state r7
177 @@ -188,6 +184,8 @@ after_vfp_restore:
178 @ Restore FPEXC_EN which we clobbered on entry
179 pop {r2}
180 VFPFMXR FPEXC, r2
181 +#else
182 +after_vfp_restore:
183 #endif
184
185 @ Reset Hyp-role
186 @@ -483,7 +481,7 @@ switch_to_guest_vfp:
187 push {r3-r7}
188
189 @ NEON/VFP used. Turn on VFP access.
190 - set_hcptr vmexit, (HCPTR_TCP(10) | HCPTR_TCP(11))
191 + set_hcptr vmtrap, (HCPTR_TCP(10) | HCPTR_TCP(11))
192
193 @ Switch VFP/NEON hardware state to the guest's
194 add r7, r0, #VCPU_VFP_HOST
195 diff --git a/arch/arm/kvm/interrupts_head.S b/arch/arm/kvm/interrupts_head.S
196 index 35e4a3a0c476..48efe2ee452c 100644
197 --- a/arch/arm/kvm/interrupts_head.S
198 +++ b/arch/arm/kvm/interrupts_head.S
199 @@ -591,8 +591,13 @@ ARM_BE8(rev r6, r6 )
200 .endm
201
202 /* Configures the HCPTR (Hyp Coprocessor Trap Register) on entry/return
203 - * (hardware reset value is 0). Keep previous value in r2. */
204 -.macro set_hcptr operation, mask
205 + * (hardware reset value is 0). Keep previous value in r2.
206 + * An ISB is emited on vmexit/vmtrap, but executed on vmexit only if
207 + * VFP wasn't already enabled (always executed on vmtrap).
208 + * If a label is specified with vmexit, it is branched to if VFP wasn't
209 + * enabled.
210 + */
211 +.macro set_hcptr operation, mask, label = none
212 mrc p15, 4, r2, c1, c1, 2
213 ldr r3, =\mask
214 .if \operation == vmentry
215 @@ -601,6 +606,17 @@ ARM_BE8(rev r6, r6 )
216 bic r3, r2, r3 @ Don't trap defined coproc-accesses
217 .endif
218 mcr p15, 4, r3, c1, c1, 2
219 + .if \operation != vmentry
220 + .if \operation == vmexit
221 + tst r2, #(HCPTR_TCP(10) | HCPTR_TCP(11))
222 + beq 1f
223 + .endif
224 + isb
225 + .if \label != none
226 + b \label
227 + .endif
228 +1:
229 + .endif
230 .endm
231
232 /* Configures the HDCR (Hyp Debug Configuration Register) on entry/return
233 diff --git a/arch/arm/kvm/psci.c b/arch/arm/kvm/psci.c
234 index 02fa8eff6ae1..531e922486b2 100644
235 --- a/arch/arm/kvm/psci.c
236 +++ b/arch/arm/kvm/psci.c
237 @@ -230,10 +230,6 @@ static int kvm_psci_0_2_call(struct kvm_vcpu *vcpu)
238 case PSCI_0_2_FN64_AFFINITY_INFO:
239 val = kvm_psci_vcpu_affinity_info(vcpu);
240 break;
241 - case PSCI_0_2_FN_MIGRATE:
242 - case PSCI_0_2_FN64_MIGRATE:
243 - val = PSCI_RET_NOT_SUPPORTED;
244 - break;
245 case PSCI_0_2_FN_MIGRATE_INFO_TYPE:
246 /*
247 * Trusted OS is MP hence does not require migration
248 @@ -242,10 +238,6 @@ static int kvm_psci_0_2_call(struct kvm_vcpu *vcpu)
249 */
250 val = PSCI_0_2_TOS_MP;
251 break;
252 - case PSCI_0_2_FN_MIGRATE_INFO_UP_CPU:
253 - case PSCI_0_2_FN64_MIGRATE_INFO_UP_CPU:
254 - val = PSCI_RET_NOT_SUPPORTED;
255 - break;
256 case PSCI_0_2_FN_SYSTEM_OFF:
257 kvm_psci_system_off(vcpu);
258 /*
259 @@ -271,7 +263,8 @@ static int kvm_psci_0_2_call(struct kvm_vcpu *vcpu)
260 ret = 0;
261 break;
262 default:
263 - return -EINVAL;
264 + val = PSCI_RET_NOT_SUPPORTED;
265 + break;
266 }
267
268 *vcpu_reg(vcpu, 0) = val;
269 @@ -291,12 +284,9 @@ static int kvm_psci_0_1_call(struct kvm_vcpu *vcpu)
270 case KVM_PSCI_FN_CPU_ON:
271 val = kvm_psci_vcpu_on(vcpu);
272 break;
273 - case KVM_PSCI_FN_CPU_SUSPEND:
274 - case KVM_PSCI_FN_MIGRATE:
275 + default:
276 val = PSCI_RET_NOT_SUPPORTED;
277 break;
278 - default:
279 - return -EINVAL;
280 }
281
282 *vcpu_reg(vcpu, 0) = val;
283 diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c
284 index 469a150bf98f..a2e8ef3c0bd9 100644
285 --- a/arch/arm/mach-imx/clk-imx6q.c
286 +++ b/arch/arm/mach-imx/clk-imx6q.c
287 @@ -443,7 +443,7 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node)
288 clk[IMX6QDL_CLK_GPMI_IO] = imx_clk_gate2("gpmi_io", "enfc", base + 0x78, 28);
289 clk[IMX6QDL_CLK_GPMI_APB] = imx_clk_gate2("gpmi_apb", "usdhc3", base + 0x78, 30);
290 clk[IMX6QDL_CLK_ROM] = imx_clk_gate2("rom", "ahb", base + 0x7c, 0);
291 - clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ipg", base + 0x7c, 4);
292 + clk[IMX6QDL_CLK_SATA] = imx_clk_gate2("sata", "ahb", base + 0x7c, 4);
293 clk[IMX6QDL_CLK_SDMA] = imx_clk_gate2("sdma", "ahb", base + 0x7c, 6);
294 clk[IMX6QDL_CLK_SPBA] = imx_clk_gate2("spba", "ipg", base + 0x7c, 12);
295 clk[IMX6QDL_CLK_SPDIF] = imx_clk_gate2("spdif", "spdif_podf", base + 0x7c, 14);
296 diff --git a/arch/arm/mach-mvebu/pm-board.c b/arch/arm/mach-mvebu/pm-board.c
297 index 6dfd4ab97b2a..301ab38d38ba 100644
298 --- a/arch/arm/mach-mvebu/pm-board.c
299 +++ b/arch/arm/mach-mvebu/pm-board.c
300 @@ -43,6 +43,9 @@ static void mvebu_armada_xp_gp_pm_enter(void __iomem *sdram_reg, u32 srcmd)
301 for (i = 0; i < ARMADA_XP_GP_PIC_NR_GPIOS; i++)
302 ackcmd |= BIT(pic_raw_gpios[i]);
303
304 + srcmd = cpu_to_le32(srcmd);
305 + ackcmd = cpu_to_le32(ackcmd);
306 +
307 /*
308 * Wait a while, the PIC needs quite a bit of time between the
309 * two GPIO commands.
310 diff --git a/arch/arm/mach-tegra/cpuidle-tegra20.c b/arch/arm/mach-tegra/cpuidle-tegra20.c
311 index 88de2dce2e87..7469347b1749 100644
312 --- a/arch/arm/mach-tegra/cpuidle-tegra20.c
313 +++ b/arch/arm/mach-tegra/cpuidle-tegra20.c
314 @@ -34,6 +34,7 @@
315 #include "iomap.h"
316 #include "irq.h"
317 #include "pm.h"
318 +#include "reset.h"
319 #include "sleep.h"
320
321 #ifdef CONFIG_PM_SLEEP
322 @@ -70,15 +71,13 @@ static struct cpuidle_driver tegra_idle_driver = {
323
324 #ifdef CONFIG_PM_SLEEP
325 #ifdef CONFIG_SMP
326 -static void __iomem *pmc = IO_ADDRESS(TEGRA_PMC_BASE);
327 -
328 static int tegra20_reset_sleeping_cpu_1(void)
329 {
330 int ret = 0;
331
332 tegra_pen_lock();
333
334 - if (readl(pmc + PMC_SCRATCH41) == CPU_RESETTABLE)
335 + if (readb(tegra20_cpu1_resettable_status) == CPU_RESETTABLE)
336 tegra20_cpu_shutdown(1);
337 else
338 ret = -EINVAL;
339 diff --git a/arch/arm/mach-tegra/reset-handler.S b/arch/arm/mach-tegra/reset-handler.S
340 index 71be4af5e975..e3070fdab80b 100644
341 --- a/arch/arm/mach-tegra/reset-handler.S
342 +++ b/arch/arm/mach-tegra/reset-handler.S
343 @@ -169,10 +169,10 @@ after_errata:
344 cmp r6, #TEGRA20
345 bne 1f
346 /* If not CPU0, don't let CPU0 reset CPU1 now that CPU1 is coming up. */
347 - mov32 r5, TEGRA_PMC_BASE
348 - mov r0, #0
349 + mov32 r5, TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET
350 + mov r0, #CPU_NOT_RESETTABLE
351 cmp r10, #0
352 - strne r0, [r5, #PMC_SCRATCH41]
353 + strneb r0, [r5, #__tegra20_cpu1_resettable_status_offset]
354 1:
355 #endif
356
357 @@ -281,6 +281,10 @@ __tegra_cpu_reset_handler_data:
358 .rept TEGRA_RESET_DATA_SIZE
359 .long 0
360 .endr
361 + .globl __tegra20_cpu1_resettable_status_offset
362 + .equ __tegra20_cpu1_resettable_status_offset, \
363 + . - __tegra_cpu_reset_handler_start
364 + .byte 0
365 .align L1_CACHE_SHIFT
366
367 ENTRY(__tegra_cpu_reset_handler_end)
368 diff --git a/arch/arm/mach-tegra/reset.h b/arch/arm/mach-tegra/reset.h
369 index 76a93434c6ee..29c3dec0126a 100644
370 --- a/arch/arm/mach-tegra/reset.h
371 +++ b/arch/arm/mach-tegra/reset.h
372 @@ -35,6 +35,7 @@ extern unsigned long __tegra_cpu_reset_handler_data[TEGRA_RESET_DATA_SIZE];
373
374 void __tegra_cpu_reset_handler_start(void);
375 void __tegra_cpu_reset_handler(void);
376 +void __tegra20_cpu1_resettable_status_offset(void);
377 void __tegra_cpu_reset_handler_end(void);
378 void tegra_secondary_startup(void);
379
380 @@ -47,6 +48,9 @@ void tegra_secondary_startup(void);
381 (IO_ADDRESS(TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET + \
382 ((u32)&__tegra_cpu_reset_handler_data[TEGRA_RESET_MASK_LP2] - \
383 (u32)__tegra_cpu_reset_handler_start)))
384 +#define tegra20_cpu1_resettable_status \
385 + (IO_ADDRESS(TEGRA_IRAM_BASE + TEGRA_IRAM_RESET_HANDLER_OFFSET + \
386 + (u32)__tegra20_cpu1_resettable_status_offset))
387 #endif
388
389 #define tegra_cpu_reset_handler_offset \
390 diff --git a/arch/arm/mach-tegra/sleep-tegra20.S b/arch/arm/mach-tegra/sleep-tegra20.S
391 index be4bc5f853f5..e6b684e14322 100644
392 --- a/arch/arm/mach-tegra/sleep-tegra20.S
393 +++ b/arch/arm/mach-tegra/sleep-tegra20.S
394 @@ -97,9 +97,10 @@ ENDPROC(tegra20_hotplug_shutdown)
395 ENTRY(tegra20_cpu_shutdown)
396 cmp r0, #0
397 reteq lr @ must not be called for CPU 0
398 - mov32 r1, TEGRA_PMC_VIRT + PMC_SCRATCH41
399 + mov32 r1, TEGRA_IRAM_RESET_BASE_VIRT
400 + ldr r2, =__tegra20_cpu1_resettable_status_offset
401 mov r12, #CPU_RESETTABLE
402 - str r12, [r1]
403 + strb r12, [r1, r2]
404
405 cpu_to_halt_reg r1, r0
406 ldr r3, =TEGRA_FLOW_CTRL_VIRT
407 @@ -182,38 +183,41 @@ ENDPROC(tegra_pen_unlock)
408 /*
409 * tegra20_cpu_clear_resettable(void)
410 *
411 - * Called to clear the "resettable soon" flag in PMC_SCRATCH41 when
412 + * Called to clear the "resettable soon" flag in IRAM variable when
413 * it is expected that the secondary CPU will be idle soon.
414 */
415 ENTRY(tegra20_cpu_clear_resettable)
416 - mov32 r1, TEGRA_PMC_VIRT + PMC_SCRATCH41
417 + mov32 r1, TEGRA_IRAM_RESET_BASE_VIRT
418 + ldr r2, =__tegra20_cpu1_resettable_status_offset
419 mov r12, #CPU_NOT_RESETTABLE
420 - str r12, [r1]
421 + strb r12, [r1, r2]
422 ret lr
423 ENDPROC(tegra20_cpu_clear_resettable)
424
425 /*
426 * tegra20_cpu_set_resettable_soon(void)
427 *
428 - * Called to set the "resettable soon" flag in PMC_SCRATCH41 when
429 + * Called to set the "resettable soon" flag in IRAM variable when
430 * it is expected that the secondary CPU will be idle soon.
431 */
432 ENTRY(tegra20_cpu_set_resettable_soon)
433 - mov32 r1, TEGRA_PMC_VIRT + PMC_SCRATCH41
434 + mov32 r1, TEGRA_IRAM_RESET_BASE_VIRT
435 + ldr r2, =__tegra20_cpu1_resettable_status_offset
436 mov r12, #CPU_RESETTABLE_SOON
437 - str r12, [r1]
438 + strb r12, [r1, r2]
439 ret lr
440 ENDPROC(tegra20_cpu_set_resettable_soon)
441
442 /*
443 * tegra20_cpu_is_resettable_soon(void)
444 *
445 - * Returns true if the "resettable soon" flag in PMC_SCRATCH41 has been
446 + * Returns true if the "resettable soon" flag in IRAM variable has been
447 * set because it is expected that the secondary CPU will be idle soon.
448 */
449 ENTRY(tegra20_cpu_is_resettable_soon)
450 - mov32 r1, TEGRA_PMC_VIRT + PMC_SCRATCH41
451 - ldr r12, [r1]
452 + mov32 r1, TEGRA_IRAM_RESET_BASE_VIRT
453 + ldr r2, =__tegra20_cpu1_resettable_status_offset
454 + ldrb r12, [r1, r2]
455 cmp r12, #CPU_RESETTABLE_SOON
456 moveq r0, #1
457 movne r0, #0
458 @@ -256,9 +260,10 @@ ENTRY(tegra20_sleep_cpu_secondary_finish)
459 mov r0, #TEGRA_FLUSH_CACHE_LOUIS
460 bl tegra_disable_clean_inv_dcache
461
462 - mov32 r0, TEGRA_PMC_VIRT + PMC_SCRATCH41
463 + mov32 r0, TEGRA_IRAM_RESET_BASE_VIRT
464 + ldr r4, =__tegra20_cpu1_resettable_status_offset
465 mov r3, #CPU_RESETTABLE
466 - str r3, [r0]
467 + strb r3, [r0, r4]
468
469 bl tegra_cpu_do_idle
470
471 @@ -274,10 +279,10 @@ ENTRY(tegra20_sleep_cpu_secondary_finish)
472
473 bl tegra_pen_lock
474
475 - mov32 r3, TEGRA_PMC_VIRT
476 - add r0, r3, #PMC_SCRATCH41
477 + mov32 r0, TEGRA_IRAM_RESET_BASE_VIRT
478 + ldr r4, =__tegra20_cpu1_resettable_status_offset
479 mov r3, #CPU_NOT_RESETTABLE
480 - str r3, [r0]
481 + strb r3, [r0, r4]
482
483 bl tegra_pen_unlock
484
485 diff --git a/arch/arm/mach-tegra/sleep.h b/arch/arm/mach-tegra/sleep.h
486 index 92d46ec1361a..0d59360d891d 100644
487 --- a/arch/arm/mach-tegra/sleep.h
488 +++ b/arch/arm/mach-tegra/sleep.h
489 @@ -18,6 +18,7 @@
490 #define __MACH_TEGRA_SLEEP_H
491
492 #include "iomap.h"
493 +#include "irammap.h"
494
495 #define TEGRA_ARM_PERIF_VIRT (TEGRA_ARM_PERIF_BASE - IO_CPU_PHYS \
496 + IO_CPU_VIRT)
497 @@ -29,6 +30,9 @@
498 + IO_APB_VIRT)
499 #define TEGRA_PMC_VIRT (TEGRA_PMC_BASE - IO_APB_PHYS + IO_APB_VIRT)
500
501 +#define TEGRA_IRAM_RESET_BASE_VIRT (IO_IRAM_VIRT + \
502 + TEGRA_IRAM_RESET_HANDLER_OFFSET)
503 +
504 /* PMC_SCRATCH37-39 and 41 are used for tegra_pen_lock and idle */
505 #define PMC_SCRATCH37 0x130
506 #define PMC_SCRATCH38 0x134
507 diff --git a/arch/mips/include/asm/mach-generic/spaces.h b/arch/mips/include/asm/mach-generic/spaces.h
508 index 9488fa5f8866..afc96ecb9004 100644
509 --- a/arch/mips/include/asm/mach-generic/spaces.h
510 +++ b/arch/mips/include/asm/mach-generic/spaces.h
511 @@ -94,7 +94,11 @@
512 #endif
513
514 #ifndef FIXADDR_TOP
515 +#ifdef CONFIG_KVM_GUEST
516 +#define FIXADDR_TOP ((unsigned long)(long)(int)0x7ffe0000)
517 +#else
518 #define FIXADDR_TOP ((unsigned long)(long)(int)0xfffe0000)
519 #endif
520 +#endif
521
522 #endif /* __ASM_MACH_GENERIC_SPACES_H */
523 diff --git a/arch/mips/kvm/mips.c b/arch/mips/kvm/mips.c
524 index bb68e8d520e8..52f205ae1281 100644
525 --- a/arch/mips/kvm/mips.c
526 +++ b/arch/mips/kvm/mips.c
527 @@ -982,7 +982,7 @@ int kvm_vm_ioctl_get_dirty_log(struct kvm *kvm, struct kvm_dirty_log *log)
528
529 /* If nothing is dirty, don't bother messing with page tables. */
530 if (is_dirty) {
531 - memslot = &kvm->memslots->memslots[log->slot];
532 + memslot = id_to_memslot(kvm->memslots, log->slot);
533
534 ga = memslot->base_gfn << PAGE_SHIFT;
535 ga_end = ga + (memslot->npages << PAGE_SHIFT);
536 diff --git a/arch/powerpc/perf/core-book3s.c b/arch/powerpc/perf/core-book3s.c
537 index 12b638425bb9..d90893b76e7c 100644
538 --- a/arch/powerpc/perf/core-book3s.c
539 +++ b/arch/powerpc/perf/core-book3s.c
540 @@ -131,7 +131,16 @@ static void pmao_restore_workaround(bool ebb) { }
541
542 static bool regs_use_siar(struct pt_regs *regs)
543 {
544 - return !!regs->result;
545 + /*
546 + * When we take a performance monitor exception the regs are setup
547 + * using perf_read_regs() which overloads some fields, in particular
548 + * regs->result to tell us whether to use SIAR.
549 + *
550 + * However if the regs are from another exception, eg. a syscall, then
551 + * they have not been setup using perf_read_regs() and so regs->result
552 + * is something random.
553 + */
554 + return ((TRAP(regs) == 0xf00) && regs->result);
555 }
556
557 /*
558 diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
559 index 9f73c8059022..49b74454d7ee 100644
560 --- a/arch/s390/kernel/crash_dump.c
561 +++ b/arch/s390/kernel/crash_dump.c
562 @@ -415,7 +415,7 @@ static void *nt_s390_vx_low(void *ptr, __vector128 *vx_regs)
563 ptr += len;
564 /* Copy lower halves of SIMD registers 0-15 */
565 for (i = 0; i < 16; i++) {
566 - memcpy(ptr, &vx_regs[i], 8);
567 + memcpy(ptr, &vx_regs[i].u[2], 8);
568 ptr += 8;
569 }
570 return ptr;
571 diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
572 index 9de47265ef73..b745a109bfc1 100644
573 --- a/arch/s390/kvm/interrupt.c
574 +++ b/arch/s390/kvm/interrupt.c
575 @@ -1061,7 +1061,7 @@ static int __inject_extcall(struct kvm_vcpu *vcpu, struct kvm_s390_irq *irq)
576 if (sclp_has_sigpif())
577 return __inject_extcall_sigpif(vcpu, src_id);
578
579 - if (!test_and_set_bit(IRQ_PEND_EXT_EXTERNAL, &li->pending_irqs))
580 + if (test_and_set_bit(IRQ_PEND_EXT_EXTERNAL, &li->pending_irqs))
581 return -EBUSY;
582 *extcall = irq->u.extcall;
583 atomic_set_mask(CPUSTAT_EXT_INT, li->cpuflags);
584 @@ -1606,6 +1606,9 @@ void kvm_s390_clear_float_irqs(struct kvm *kvm)
585 int i;
586
587 spin_lock(&fi->lock);
588 + fi->pending_irqs = 0;
589 + memset(&fi->srv_signal, 0, sizeof(fi->srv_signal));
590 + memset(&fi->mchk, 0, sizeof(fi->mchk));
591 for (i = 0; i < FIRQ_LIST_COUNT; i++)
592 clear_irq_list(&fi->lists[i]);
593 for (i = 0; i < FIRQ_MAX_COUNT; i++)
594 diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
595 index 55423d8be580..9afb9d602f84 100644
596 --- a/arch/s390/net/bpf_jit_comp.c
597 +++ b/arch/s390/net/bpf_jit_comp.c
598 @@ -227,7 +227,7 @@ static inline void reg_set_seen(struct bpf_jit *jit, u32 b1)
599 ({ \
600 /* Branch instruction needs 6 bytes */ \
601 int rel = (addrs[i + off + 1] - (addrs[i + 1] - 6)) / 2;\
602 - _EMIT6(op1 | reg(b1, b2) << 16 | rel, op2 | mask); \
603 + _EMIT6(op1 | reg(b1, b2) << 16 | (rel & 0xffff), op2 | mask); \
604 REG_SET_SEEN(b1); \
605 REG_SET_SEEN(b2); \
606 })
607 diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
608 index f4a555beef19..41b06fca39f7 100644
609 --- a/arch/x86/include/asm/kvm_host.h
610 +++ b/arch/x86/include/asm/kvm_host.h
611 @@ -591,7 +591,7 @@ struct kvm_arch {
612 struct kvm_pic *vpic;
613 struct kvm_ioapic *vioapic;
614 struct kvm_pit *vpit;
615 - int vapics_in_nmi_mode;
616 + atomic_t vapics_in_nmi_mode;
617 struct mutex apic_map_lock;
618 struct kvm_apic_map *apic_map;
619
620 diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
621 index 4dce6f8b6129..f90952f64e79 100644
622 --- a/arch/x86/kvm/i8254.c
623 +++ b/arch/x86/kvm/i8254.c
624 @@ -305,7 +305,7 @@ static void pit_do_work(struct kthread_work *work)
625 * LVT0 to NMI delivery. Other PIC interrupts are just sent to
626 * VCPU0, and only if its LVT0 is in EXTINT mode.
627 */
628 - if (kvm->arch.vapics_in_nmi_mode > 0)
629 + if (atomic_read(&kvm->arch.vapics_in_nmi_mode) > 0)
630 kvm_for_each_vcpu(i, vcpu, kvm)
631 kvm_apic_nmi_wd_deliver(vcpu);
632 }
633 diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
634 index 4c7deb4f78a1..67d07e051436 100644
635 --- a/arch/x86/kvm/lapic.c
636 +++ b/arch/x86/kvm/lapic.c
637 @@ -1250,10 +1250,10 @@ static void apic_manage_nmi_watchdog(struct kvm_lapic *apic, u32 lvt0_val)
638 if (!nmi_wd_enabled) {
639 apic_debug("Receive NMI setting on APIC_LVT0 "
640 "for cpu %d\n", apic->vcpu->vcpu_id);
641 - apic->vcpu->kvm->arch.vapics_in_nmi_mode++;
642 + atomic_inc(&apic->vcpu->kvm->arch.vapics_in_nmi_mode);
643 }
644 } else if (nmi_wd_enabled)
645 - apic->vcpu->kvm->arch.vapics_in_nmi_mode--;
646 + atomic_dec(&apic->vcpu->kvm->arch.vapics_in_nmi_mode);
647 }
648
649 static int apic_reg_write(struct kvm_lapic *apic, u32 reg, u32 val)
650 @@ -1808,6 +1808,7 @@ void kvm_apic_post_state_restore(struct kvm_vcpu *vcpu,
651 apic_update_ppr(apic);
652 hrtimer_cancel(&apic->lapic_timer.timer);
653 apic_update_lvtt(apic);
654 + apic_manage_nmi_watchdog(apic, kvm_apic_get_reg(apic, APIC_LVT0));
655 update_divide_count(apic);
656 start_apic_timer(apic);
657 apic->irr_pending = true;
658 diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
659 index 9afa233b5482..4911bf19122b 100644
660 --- a/arch/x86/kvm/svm.c
661 +++ b/arch/x86/kvm/svm.c
662 @@ -511,8 +511,10 @@ static void skip_emulated_instruction(struct kvm_vcpu *vcpu)
663 {
664 struct vcpu_svm *svm = to_svm(vcpu);
665
666 - if (svm->vmcb->control.next_rip != 0)
667 + if (svm->vmcb->control.next_rip != 0) {
668 + WARN_ON(!static_cpu_has(X86_FEATURE_NRIPS));
669 svm->next_rip = svm->vmcb->control.next_rip;
670 + }
671
672 if (!svm->next_rip) {
673 if (emulate_instruction(vcpu, EMULTYPE_SKIP) !=
674 @@ -4317,7 +4319,9 @@ static int svm_check_intercept(struct kvm_vcpu *vcpu,
675 break;
676 }
677
678 - vmcb->control.next_rip = info->next_rip;
679 + /* TODO: Advertise NRIPS to guest hypervisor unconditionally */
680 + if (static_cpu_has(X86_FEATURE_NRIPS))
681 + vmcb->control.next_rip = info->next_rip;
682 vmcb->control.exit_code = icpt_info.exit_code;
683 vmexit = nested_svm_exit_handled(svm);
684
685 diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
686 index 14a63ed6fe09..ff9911707160 100644
687 --- a/arch/x86/pci/acpi.c
688 +++ b/arch/x86/pci/acpi.c
689 @@ -81,6 +81,17 @@ static const struct dmi_system_id pci_crs_quirks[] __initconst = {
690 DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"),
691 },
692 },
693 + /* https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/931368 */
694 + /* https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1033299 */
695 + {
696 + .callback = set_use_crs,
697 + .ident = "Foxconn K8M890-8237A",
698 + .matches = {
699 + DMI_MATCH(DMI_BOARD_VENDOR, "Foxconn"),
700 + DMI_MATCH(DMI_BOARD_NAME, "K8M890-8237A"),
701 + DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix Technologies, LTD"),
702 + },
703 + },
704
705 /* Now for the blacklist.. */
706
707 @@ -121,8 +132,10 @@ void __init pci_acpi_crs_quirks(void)
708 {
709 int year;
710
711 - if (dmi_get_date(DMI_BIOS_DATE, &year, NULL, NULL) && year < 2008)
712 - pci_use_crs = false;
713 + if (dmi_get_date(DMI_BIOS_DATE, &year, NULL, NULL) && year < 2008) {
714 + if (iomem_resource.end <= 0xffffffff)
715 + pci_use_crs = false;
716 + }
717
718 dmi_check_system(pci_crs_quirks);
719
720 diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c
721 index 6414661ac1c4..c45d274a75c8 100644
722 --- a/drivers/cpufreq/intel_pstate.c
723 +++ b/drivers/cpufreq/intel_pstate.c
724 @@ -535,7 +535,7 @@ static void byt_set_pstate(struct cpudata *cpudata, int pstate)
725
726 val |= vid;
727
728 - wrmsrl(MSR_IA32_PERF_CTL, val);
729 + wrmsrl_on_cpu(cpudata->cpu, MSR_IA32_PERF_CTL, val);
730 }
731
732 #define BYT_BCLK_FREQS 5
733 diff --git a/drivers/cpuidle/cpuidle-powernv.c b/drivers/cpuidle/cpuidle-powernv.c
734 index 59372077ec7c..3442764a5293 100644
735 --- a/drivers/cpuidle/cpuidle-powernv.c
736 +++ b/drivers/cpuidle/cpuidle-powernv.c
737 @@ -60,6 +60,8 @@ static int nap_loop(struct cpuidle_device *dev,
738 return index;
739 }
740
741 +/* Register for fastsleep only in oneshot mode of broadcast */
742 +#ifdef CONFIG_TICK_ONESHOT
743 static int fastsleep_loop(struct cpuidle_device *dev,
744 struct cpuidle_driver *drv,
745 int index)
746 @@ -83,7 +85,7 @@ static int fastsleep_loop(struct cpuidle_device *dev,
747
748 return index;
749 }
750 -
751 +#endif
752 /*
753 * States for dedicated partition case.
754 */
755 @@ -209,7 +211,14 @@ static int powernv_add_idle_states(void)
756 powernv_states[nr_idle_states].flags = 0;
757 powernv_states[nr_idle_states].target_residency = 100;
758 powernv_states[nr_idle_states].enter = &nap_loop;
759 - } else if (flags[i] & OPAL_PM_SLEEP_ENABLED ||
760 + }
761 +
762 + /*
763 + * All cpuidle states with CPUIDLE_FLAG_TIMER_STOP set must come
764 + * within this config dependency check.
765 + */
766 +#ifdef CONFIG_TICK_ONESHOT
767 + if (flags[i] & OPAL_PM_SLEEP_ENABLED ||
768 flags[i] & OPAL_PM_SLEEP_ENABLED_ER1) {
769 /* Add FASTSLEEP state */
770 strcpy(powernv_states[nr_idle_states].name, "FastSleep");
771 @@ -218,7 +227,7 @@ static int powernv_add_idle_states(void)
772 powernv_states[nr_idle_states].target_residency = 300000;
773 powernv_states[nr_idle_states].enter = &fastsleep_loop;
774 }
775 -
776 +#endif
777 powernv_states[nr_idle_states].exit_latency =
778 ((unsigned int)latency_ns[i]) / 1000;
779
780 diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c
781 index 857414afa29a..f062158d4dc9 100644
782 --- a/drivers/crypto/talitos.c
783 +++ b/drivers/crypto/talitos.c
784 @@ -925,7 +925,8 @@ static int sg_to_link_tbl(struct scatterlist *sg, int sg_count,
785 sg_count--;
786 link_tbl_ptr--;
787 }
788 - be16_add_cpu(&link_tbl_ptr->len, cryptlen);
789 + link_tbl_ptr->len = cpu_to_be16(be16_to_cpu(link_tbl_ptr->len)
790 + + cryptlen);
791
792 /* tag end of link table */
793 link_tbl_ptr->j_extent = DESC_PTR_LNKTBL_RETURN;
794 @@ -2561,6 +2562,7 @@ static struct talitos_crypto_alg *talitos_alg_alloc(struct device *dev,
795 break;
796 default:
797 dev_err(dev, "unknown algorithm type %d\n", t_alg->algt.type);
798 + kfree(t_alg);
799 return ERR_PTR(-EINVAL);
800 }
801
802 diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
803 index e1c7e9e51045..ca9f4edbb940 100644
804 --- a/drivers/iommu/amd_iommu.c
805 +++ b/drivers/iommu/amd_iommu.c
806 @@ -1869,9 +1869,15 @@ static void free_pt_##LVL (unsigned long __pt) \
807 pt = (u64 *)__pt; \
808 \
809 for (i = 0; i < 512; ++i) { \
810 + /* PTE present? */ \
811 if (!IOMMU_PTE_PRESENT(pt[i])) \
812 continue; \
813 \
814 + /* Large PTE? */ \
815 + if (PM_PTE_LEVEL(pt[i]) == 0 || \
816 + PM_PTE_LEVEL(pt[i]) == 7) \
817 + continue; \
818 + \
819 p = (unsigned long)IOMMU_PTE_PAGE(pt[i]); \
820 FN(p); \
821 } \
822 diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c
823 index 66a803b9dd3a..65075ef75e2a 100644
824 --- a/drivers/iommu/arm-smmu.c
825 +++ b/drivers/iommu/arm-smmu.c
826 @@ -1567,7 +1567,7 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu)
827 return -ENODEV;
828 }
829
830 - if ((id & ID0_S1TS) && ((smmu->version == 1) || (id & ID0_ATOSNS))) {
831 + if ((id & ID0_S1TS) && ((smmu->version == 1) || !(id & ID0_ATOSNS))) {
832 smmu->features |= ARM_SMMU_FEAT_TRANS_OPS;
833 dev_notice(smmu->dev, "\taddress translation ops\n");
834 }
835 diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
836 index c80287a02735..9231cdfe2757 100644
837 --- a/drivers/mmc/host/sdhci.c
838 +++ b/drivers/mmc/host/sdhci.c
839 @@ -848,7 +848,7 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_command *cmd)
840 int sg_cnt;
841
842 sg_cnt = sdhci_pre_dma_transfer(host, data, NULL);
843 - if (sg_cnt == 0) {
844 + if (sg_cnt <= 0) {
845 /*
846 * This only happens when someone fed
847 * us an invalid request.
848 diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
849 index b0f69248cb71..e9b1810d319f 100644
850 --- a/drivers/net/can/dev.c
851 +++ b/drivers/net/can/dev.c
852 @@ -440,6 +440,9 @@ unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx)
853 struct can_frame *cf = (struct can_frame *)skb->data;
854 u8 dlc = cf->can_dlc;
855
856 + if (!(skb->tstamp.tv64))
857 + __net_timestamp(skb);
858 +
859 netif_rx(priv->echo_skb[idx]);
860 priv->echo_skb[idx] = NULL;
861
862 @@ -575,6 +578,7 @@ struct sk_buff *alloc_can_skb(struct net_device *dev, struct can_frame **cf)
863 if (unlikely(!skb))
864 return NULL;
865
866 + __net_timestamp(skb);
867 skb->protocol = htons(ETH_P_CAN);
868 skb->pkt_type = PACKET_BROADCAST;
869 skb->ip_summed = CHECKSUM_UNNECESSARY;
870 @@ -603,6 +607,7 @@ struct sk_buff *alloc_canfd_skb(struct net_device *dev,
871 if (unlikely(!skb))
872 return NULL;
873
874 + __net_timestamp(skb);
875 skb->protocol = htons(ETH_P_CANFD);
876 skb->pkt_type = PACKET_BROADCAST;
877 skb->ip_summed = CHECKSUM_UNNECESSARY;
878 diff --git a/drivers/net/can/slcan.c b/drivers/net/can/slcan.c
879 index c837eb91d43e..f64f5290d6f8 100644
880 --- a/drivers/net/can/slcan.c
881 +++ b/drivers/net/can/slcan.c
882 @@ -207,6 +207,7 @@ static void slc_bump(struct slcan *sl)
883 if (!skb)
884 return;
885
886 + __net_timestamp(skb);
887 skb->dev = sl->dev;
888 skb->protocol = htons(ETH_P_CAN);
889 skb->pkt_type = PACKET_BROADCAST;
890 diff --git a/drivers/net/can/vcan.c b/drivers/net/can/vcan.c
891 index 674f367087c5..0ce868de855d 100644
892 --- a/drivers/net/can/vcan.c
893 +++ b/drivers/net/can/vcan.c
894 @@ -78,6 +78,9 @@ static void vcan_rx(struct sk_buff *skb, struct net_device *dev)
895 skb->dev = dev;
896 skb->ip_summed = CHECKSUM_UNNECESSARY;
897
898 + if (!(skb->tstamp.tv64))
899 + __net_timestamp(skb);
900 +
901 netif_rx_ni(skb);
902 }
903
904 diff --git a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c
905 index d81fc6bd4759..5c92fb71b37e 100644
906 --- a/drivers/net/ethernet/amd/xgbe/xgbe-desc.c
907 +++ b/drivers/net/ethernet/amd/xgbe/xgbe-desc.c
908 @@ -263,7 +263,7 @@ static int xgbe_alloc_pages(struct xgbe_prv_data *pdata,
909 int ret;
910
911 /* Try to obtain pages, decreasing order if necessary */
912 - gfp |= __GFP_COLD | __GFP_COMP;
913 + gfp |= __GFP_COLD | __GFP_COMP | __GFP_NOWARN;
914 while (order >= 0) {
915 pages = alloc_pages(gfp, order);
916 if (pages)
917 diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
918 index 33501bcddc48..8a97d28f3d65 100644
919 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
920 +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
921 @@ -9323,7 +9323,8 @@ unload_error:
922 * function stop ramrod is sent, since as part of this ramrod FW access
923 * PTP registers.
924 */
925 - bnx2x_stop_ptp(bp);
926 + if (bp->flags & PTP_SUPPORTED)
927 + bnx2x_stop_ptp(bp);
928
929 /* Disable HW interrupts, NAPI */
930 bnx2x_netif_stop(bp, 1);
931 diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
932 index ce5f7f9cff06..74d0389bf233 100644
933 --- a/drivers/net/ethernet/marvell/mvneta.c
934 +++ b/drivers/net/ethernet/marvell/mvneta.c
935 @@ -310,6 +310,7 @@ struct mvneta_port {
936 unsigned int link;
937 unsigned int duplex;
938 unsigned int speed;
939 + unsigned int tx_csum_limit;
940 int use_inband_status:1;
941 };
942
943 @@ -1013,6 +1014,12 @@ static void mvneta_defaults_set(struct mvneta_port *pp)
944 val = mvreg_read(pp, MVNETA_GMAC_CLOCK_DIVIDER);
945 val |= MVNETA_GMAC_1MS_CLOCK_ENABLE;
946 mvreg_write(pp, MVNETA_GMAC_CLOCK_DIVIDER, val);
947 + } else {
948 + val = mvreg_read(pp, MVNETA_GMAC_AUTONEG_CONFIG);
949 + val &= ~(MVNETA_GMAC_INBAND_AN_ENABLE |
950 + MVNETA_GMAC_AN_SPEED_EN |
951 + MVNETA_GMAC_AN_DUPLEX_EN);
952 + mvreg_write(pp, MVNETA_GMAC_AUTONEG_CONFIG, val);
953 }
954
955 mvneta_set_ucast_table(pp, -1);
956 @@ -2502,8 +2509,10 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu)
957
958 dev->mtu = mtu;
959
960 - if (!netif_running(dev))
961 + if (!netif_running(dev)) {
962 + netdev_update_features(dev);
963 return 0;
964 + }
965
966 /* The interface is running, so we have to force a
967 * reallocation of the queues
968 @@ -2532,9 +2541,26 @@ static int mvneta_change_mtu(struct net_device *dev, int mtu)
969 mvneta_start_dev(pp);
970 mvneta_port_up(pp);
971
972 + netdev_update_features(dev);
973 +
974 return 0;
975 }
976
977 +static netdev_features_t mvneta_fix_features(struct net_device *dev,
978 + netdev_features_t features)
979 +{
980 + struct mvneta_port *pp = netdev_priv(dev);
981 +
982 + if (pp->tx_csum_limit && dev->mtu > pp->tx_csum_limit) {
983 + features &= ~(NETIF_F_IP_CSUM | NETIF_F_TSO);
984 + netdev_info(dev,
985 + "Disable IP checksum for MTU greater than %dB\n",
986 + pp->tx_csum_limit);
987 + }
988 +
989 + return features;
990 +}
991 +
992 /* Get mac address */
993 static void mvneta_get_mac_addr(struct mvneta_port *pp, unsigned char *addr)
994 {
995 @@ -2856,6 +2882,7 @@ static const struct net_device_ops mvneta_netdev_ops = {
996 .ndo_set_rx_mode = mvneta_set_rx_mode,
997 .ndo_set_mac_address = mvneta_set_mac_addr,
998 .ndo_change_mtu = mvneta_change_mtu,
999 + .ndo_fix_features = mvneta_fix_features,
1000 .ndo_get_stats64 = mvneta_get_stats64,
1001 .ndo_do_ioctl = mvneta_ioctl,
1002 };
1003 @@ -3101,6 +3128,9 @@ static int mvneta_probe(struct platform_device *pdev)
1004 }
1005 }
1006
1007 + if (of_device_is_compatible(dn, "marvell,armada-370-neta"))
1008 + pp->tx_csum_limit = 1600;
1009 +
1010 pp->tx_ring_size = MVNETA_MAX_TXD;
1011 pp->rx_ring_size = MVNETA_MAX_RXD;
1012
1013 @@ -3179,6 +3209,7 @@ static int mvneta_remove(struct platform_device *pdev)
1014
1015 static const struct of_device_id mvneta_match[] = {
1016 { .compatible = "marvell,armada-370-neta" },
1017 + { .compatible = "marvell,armada-xp-neta" },
1018 { }
1019 };
1020 MODULE_DEVICE_TABLE(of, mvneta_match);
1021 diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
1022 index cf467a9f6cc7..a5a0b8420d26 100644
1023 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
1024 +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
1025 @@ -1973,10 +1973,6 @@ void mlx4_en_free_resources(struct mlx4_en_priv *priv)
1026 mlx4_en_destroy_cq(priv, &priv->rx_cq[i]);
1027 }
1028
1029 - if (priv->base_tx_qpn) {
1030 - mlx4_qp_release_range(priv->mdev->dev, priv->base_tx_qpn, priv->tx_ring_num);
1031 - priv->base_tx_qpn = 0;
1032 - }
1033 }
1034
1035 int mlx4_en_alloc_resources(struct mlx4_en_priv *priv)
1036 diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
1037 index 2a77a6b19121..eab4e080ebd2 100644
1038 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
1039 +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
1040 @@ -723,7 +723,7 @@ static int get_fixed_ipv6_csum(__wsum hw_checksum, struct sk_buff *skb,
1041 }
1042 #endif
1043 static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,
1044 - int hwtstamp_rx_filter)
1045 + netdev_features_t dev_features)
1046 {
1047 __wsum hw_checksum = 0;
1048
1049 @@ -731,14 +731,8 @@ static int check_csum(struct mlx4_cqe *cqe, struct sk_buff *skb, void *va,
1050
1051 hw_checksum = csum_unfold((__force __sum16)cqe->checksum);
1052
1053 - if (((struct ethhdr *)va)->h_proto == htons(ETH_P_8021Q) &&
1054 - hwtstamp_rx_filter != HWTSTAMP_FILTER_NONE) {
1055 - /* next protocol non IPv4 or IPv6 */
1056 - if (((struct vlan_hdr *)hdr)->h_vlan_encapsulated_proto
1057 - != htons(ETH_P_IP) &&
1058 - ((struct vlan_hdr *)hdr)->h_vlan_encapsulated_proto
1059 - != htons(ETH_P_IPV6))
1060 - return -1;
1061 + if (cqe->vlan_my_qpn & cpu_to_be32(MLX4_CQE_VLAN_PRESENT_MASK) &&
1062 + !(dev_features & NETIF_F_HW_VLAN_CTAG_RX)) {
1063 hw_checksum = get_fixed_vlan_csum(hw_checksum, hdr);
1064 hdr += sizeof(struct vlan_hdr);
1065 }
1066 @@ -901,7 +895,8 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
1067
1068 if (ip_summed == CHECKSUM_COMPLETE) {
1069 void *va = skb_frag_address(skb_shinfo(gro_skb)->frags);
1070 - if (check_csum(cqe, gro_skb, va, ring->hwtstamp_rx_filter)) {
1071 + if (check_csum(cqe, gro_skb, va,
1072 + dev->features)) {
1073 ip_summed = CHECKSUM_NONE;
1074 ring->csum_none++;
1075 ring->csum_complete--;
1076 @@ -956,7 +951,7 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
1077 }
1078
1079 if (ip_summed == CHECKSUM_COMPLETE) {
1080 - if (check_csum(cqe, skb, skb->data, ring->hwtstamp_rx_filter)) {
1081 + if (check_csum(cqe, skb, skb->data, dev->features)) {
1082 ip_summed = CHECKSUM_NONE;
1083 ring->csum_complete--;
1084 ring->csum_none++;
1085 diff --git a/drivers/net/ethernet/mellanox/mlx4/en_tx.c b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
1086 index 7bed3a88579f..c10d98f6ad96 100644
1087 --- a/drivers/net/ethernet/mellanox/mlx4/en_tx.c
1088 +++ b/drivers/net/ethernet/mellanox/mlx4/en_tx.c
1089 @@ -66,6 +66,7 @@ int mlx4_en_create_tx_ring(struct mlx4_en_priv *priv,
1090 ring->size = size;
1091 ring->size_mask = size - 1;
1092 ring->stride = stride;
1093 + ring->full_size = ring->size - HEADROOM - MAX_DESC_TXBBS;
1094
1095 tmp = size * sizeof(struct mlx4_en_tx_info);
1096 ring->tx_info = kmalloc_node(tmp, GFP_KERNEL | __GFP_NOWARN, node);
1097 @@ -180,6 +181,7 @@ void mlx4_en_destroy_tx_ring(struct mlx4_en_priv *priv,
1098 mlx4_bf_free(mdev->dev, &ring->bf);
1099 mlx4_qp_remove(mdev->dev, &ring->qp);
1100 mlx4_qp_free(mdev->dev, &ring->qp);
1101 + mlx4_qp_release_range(priv->mdev->dev, ring->qpn, 1);
1102 mlx4_en_unmap_buffer(&ring->wqres.buf);
1103 mlx4_free_hwq_res(mdev->dev, &ring->wqres, ring->buf_size);
1104 kfree(ring->bounce_buf);
1105 @@ -231,6 +233,11 @@ void mlx4_en_deactivate_tx_ring(struct mlx4_en_priv *priv,
1106 MLX4_QP_STATE_RST, NULL, 0, 0, &ring->qp);
1107 }
1108
1109 +static inline bool mlx4_en_is_tx_ring_full(struct mlx4_en_tx_ring *ring)
1110 +{
1111 + return ring->prod - ring->cons > ring->full_size;
1112 +}
1113 +
1114 static void mlx4_en_stamp_wqe(struct mlx4_en_priv *priv,
1115 struct mlx4_en_tx_ring *ring, int index,
1116 u8 owner)
1117 @@ -473,11 +480,10 @@ static bool mlx4_en_process_tx_cq(struct net_device *dev,
1118
1119 netdev_tx_completed_queue(ring->tx_queue, packets, bytes);
1120
1121 - /*
1122 - * Wakeup Tx queue if this stopped, and at least 1 packet
1123 - * was completed
1124 + /* Wakeup Tx queue if this stopped, and ring is not full.
1125 */
1126 - if (netif_tx_queue_stopped(ring->tx_queue) && txbbs_skipped > 0) {
1127 + if (netif_tx_queue_stopped(ring->tx_queue) &&
1128 + !mlx4_en_is_tx_ring_full(ring)) {
1129 netif_tx_wake_queue(ring->tx_queue);
1130 ring->wake_queue++;
1131 }
1132 @@ -921,8 +927,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
1133 skb_tx_timestamp(skb);
1134
1135 /* Check available TXBBs And 2K spare for prefetch */
1136 - stop_queue = (int)(ring->prod - ring_cons) >
1137 - ring->size - HEADROOM - MAX_DESC_TXBBS;
1138 + stop_queue = mlx4_en_is_tx_ring_full(ring);
1139 if (unlikely(stop_queue)) {
1140 netif_tx_stop_queue(ring->tx_queue);
1141 ring->queue_stopped++;
1142 @@ -991,8 +996,7 @@ netdev_tx_t mlx4_en_xmit(struct sk_buff *skb, struct net_device *dev)
1143 smp_rmb();
1144
1145 ring_cons = ACCESS_ONCE(ring->cons);
1146 - if (unlikely(((int)(ring->prod - ring_cons)) <=
1147 - ring->size - HEADROOM - MAX_DESC_TXBBS)) {
1148 + if (unlikely(!mlx4_en_is_tx_ring_full(ring))) {
1149 netif_tx_wake_queue(ring->tx_queue);
1150 ring->wake_queue++;
1151 }
1152 diff --git a/drivers/net/ethernet/mellanox/mlx4/intf.c b/drivers/net/ethernet/mellanox/mlx4/intf.c
1153 index 6fce58718837..0d80aed59043 100644
1154 --- a/drivers/net/ethernet/mellanox/mlx4/intf.c
1155 +++ b/drivers/net/ethernet/mellanox/mlx4/intf.c
1156 @@ -93,8 +93,14 @@ int mlx4_register_interface(struct mlx4_interface *intf)
1157 mutex_lock(&intf_mutex);
1158
1159 list_add_tail(&intf->list, &intf_list);
1160 - list_for_each_entry(priv, &dev_list, dev_list)
1161 + list_for_each_entry(priv, &dev_list, dev_list) {
1162 + if (mlx4_is_mfunc(&priv->dev) && (intf->flags & MLX4_INTFF_BONDING)) {
1163 + mlx4_dbg(&priv->dev,
1164 + "SRIOV, disabling HA mode for intf proto %d\n", intf->protocol);
1165 + intf->flags &= ~MLX4_INTFF_BONDING;
1166 + }
1167 mlx4_add_device(intf, priv);
1168 + }
1169
1170 mutex_unlock(&intf_mutex);
1171
1172 diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
1173 index d021f079f181..909fcf803c54 100644
1174 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
1175 +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
1176 @@ -279,6 +279,7 @@ struct mlx4_en_tx_ring {
1177 u32 size; /* number of TXBBs */
1178 u32 size_mask;
1179 u16 stride;
1180 + u32 full_size;
1181 u16 cqn; /* index of port CQ associated with this ring */
1182 u32 buf_size;
1183 __be32 doorbell_qpn;
1184 @@ -579,7 +580,6 @@ struct mlx4_en_priv {
1185 int vids[128];
1186 bool wol;
1187 struct device *ddev;
1188 - int base_tx_qpn;
1189 struct hlist_head mac_hash[MLX4_EN_MAC_HASH_SIZE];
1190 struct hwtstamp_config hwtstamp_config;
1191
1192 diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
1193 index bdfe51fc3a65..d551df62e61a 100644
1194 --- a/drivers/net/phy/phy_device.c
1195 +++ b/drivers/net/phy/phy_device.c
1196 @@ -796,10 +796,11 @@ static int genphy_config_advert(struct phy_device *phydev)
1197 if (phydev->supported & (SUPPORTED_1000baseT_Half |
1198 SUPPORTED_1000baseT_Full)) {
1199 adv |= ethtool_adv_to_mii_ctrl1000_t(advertise);
1200 - if (adv != oldadv)
1201 - changed = 1;
1202 }
1203
1204 + if (adv != oldadv)
1205 + changed = 1;
1206 +
1207 err = phy_write(phydev, MII_CTRL1000, adv);
1208 if (err < 0)
1209 return err;
1210 diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c
1211 index 968787abf78d..ec383b0f5443 100644
1212 --- a/drivers/net/xen-netback/xenbus.c
1213 +++ b/drivers/net/xen-netback/xenbus.c
1214 @@ -681,6 +681,9 @@ static int xen_register_watchers(struct xenbus_device *dev, struct xenvif *vif)
1215 char *node;
1216 unsigned maxlen = strlen(dev->nodename) + sizeof("/rate");
1217
1218 + if (vif->credit_watch.node)
1219 + return -EADDRINUSE;
1220 +
1221 node = kmalloc(maxlen, GFP_KERNEL);
1222 if (!node)
1223 return -ENOMEM;
1224 @@ -770,6 +773,7 @@ static void connect(struct backend_info *be)
1225 }
1226
1227 xen_net_read_rate(dev, &credit_bytes, &credit_usec);
1228 + xen_unregister_watchers(be->vif);
1229 xen_register_watchers(dev, be->vif);
1230 read_xenbus_vif_flags(be);
1231
1232 diff --git a/drivers/s390/kvm/virtio_ccw.c b/drivers/s390/kvm/virtio_ccw.c
1233 index 6f1fa1773e76..f8d8fdb26b72 100644
1234 --- a/drivers/s390/kvm/virtio_ccw.c
1235 +++ b/drivers/s390/kvm/virtio_ccw.c
1236 @@ -65,6 +65,7 @@ struct virtio_ccw_device {
1237 bool is_thinint;
1238 bool going_away;
1239 bool device_lost;
1240 + unsigned int config_ready;
1241 void *airq_info;
1242 };
1243
1244 @@ -833,8 +834,11 @@ static void virtio_ccw_get_config(struct virtio_device *vdev,
1245 if (ret)
1246 goto out_free;
1247
1248 - memcpy(vcdev->config, config_area, sizeof(vcdev->config));
1249 - memcpy(buf, &vcdev->config[offset], len);
1250 + memcpy(vcdev->config, config_area, offset + len);
1251 + if (buf)
1252 + memcpy(buf, &vcdev->config[offset], len);
1253 + if (vcdev->config_ready < offset + len)
1254 + vcdev->config_ready = offset + len;
1255
1256 out_free:
1257 kfree(config_area);
1258 @@ -857,6 +861,9 @@ static void virtio_ccw_set_config(struct virtio_device *vdev,
1259 if (!config_area)
1260 goto out_free;
1261
1262 + /* Make sure we don't overwrite fields. */
1263 + if (vcdev->config_ready < offset)
1264 + virtio_ccw_get_config(vdev, 0, NULL, offset);
1265 memcpy(&vcdev->config[offset], buf, len);
1266 /* Write the config area to the host. */
1267 memcpy(config_area, vcdev->config, sizeof(vcdev->config));
1268 diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c
1269 index 3507f880eb74..45b8c8b338df 100644
1270 --- a/drivers/usb/gadget/function/f_fs.c
1271 +++ b/drivers/usb/gadget/function/f_fs.c
1272 @@ -3435,6 +3435,7 @@ done:
1273 static void ffs_closed(struct ffs_data *ffs)
1274 {
1275 struct ffs_dev *ffs_obj;
1276 + struct f_fs_opts *opts;
1277
1278 ENTER();
1279 ffs_dev_lock();
1280 @@ -3449,8 +3450,13 @@ static void ffs_closed(struct ffs_data *ffs)
1281 ffs_obj->ffs_closed_callback)
1282 ffs_obj->ffs_closed_callback(ffs);
1283
1284 - if (!ffs_obj->opts || ffs_obj->opts->no_configfs
1285 - || !ffs_obj->opts->func_inst.group.cg_item.ci_parent)
1286 + if (ffs_obj->opts)
1287 + opts = ffs_obj->opts;
1288 + else
1289 + goto done;
1290 +
1291 + if (opts->no_configfs || !opts->func_inst.group.cg_item.ci_parent
1292 + || !atomic_read(&opts->func_inst.group.cg_item.ci_kref.refcount))
1293 goto done;
1294
1295 unregister_gadget_item(ffs_obj->opts->
1296 diff --git a/fs/dcache.c b/fs/dcache.c
1297 index 37b5afdaf698..50bb3c207621 100644
1298 --- a/fs/dcache.c
1299 +++ b/fs/dcache.c
1300 @@ -2927,17 +2927,6 @@ restart:
1301 vfsmnt = &mnt->mnt;
1302 continue;
1303 }
1304 - /*
1305 - * Filesystems needing to implement special "root names"
1306 - * should do so with ->d_dname()
1307 - */
1308 - if (IS_ROOT(dentry) &&
1309 - (dentry->d_name.len != 1 ||
1310 - dentry->d_name.name[0] != '/')) {
1311 - WARN(1, "Root dentry has weird name <%.*s>\n",
1312 - (int) dentry->d_name.len,
1313 - dentry->d_name.name);
1314 - }
1315 if (!error)
1316 error = is_mounted(vfsmnt) ? 1 : 2;
1317 break;
1318 diff --git a/fs/inode.c b/fs/inode.c
1319 index ea37cd17b53f..6e342cadef81 100644
1320 --- a/fs/inode.c
1321 +++ b/fs/inode.c
1322 @@ -1693,8 +1693,8 @@ int file_remove_suid(struct file *file)
1323 error = security_inode_killpriv(dentry);
1324 if (!error && killsuid)
1325 error = __remove_suid(dentry, killsuid);
1326 - if (!error && (inode->i_sb->s_flags & MS_NOSEC))
1327 - inode->i_flags |= S_NOSEC;
1328 + if (!error)
1329 + inode_has_no_xattr(inode);
1330
1331 return error;
1332 }
1333 diff --git a/fs/namespace.c b/fs/namespace.c
1334 index 1b9e11167bae..1d4a97c573e0 100644
1335 --- a/fs/namespace.c
1336 +++ b/fs/namespace.c
1337 @@ -3185,11 +3185,15 @@ bool fs_fully_visible(struct file_system_type *type)
1338 if (mnt->mnt.mnt_root != mnt->mnt.mnt_sb->s_root)
1339 continue;
1340
1341 - /* This mount is not fully visible if there are any child mounts
1342 - * that cover anything except for empty directories.
1343 + /* This mount is not fully visible if there are any
1344 + * locked child mounts that cover anything except for
1345 + * empty directories.
1346 */
1347 list_for_each_entry(child, &mnt->mnt_mounts, mnt_child) {
1348 struct inode *inode = child->mnt_mountpoint->d_inode;
1349 + /* Only worry about locked mounts */
1350 + if (!(mnt->mnt.mnt_flags & MNT_LOCKED))
1351 + continue;
1352 if (!S_ISDIR(inode->i_mode))
1353 goto next;
1354 if (inode->i_nlink > 2)
1355 diff --git a/fs/ufs/balloc.c b/fs/ufs/balloc.c
1356 index 2c1036080d52..a7106eda5024 100644
1357 --- a/fs/ufs/balloc.c
1358 +++ b/fs/ufs/balloc.c
1359 @@ -51,8 +51,8 @@ void ufs_free_fragments(struct inode *inode, u64 fragment, unsigned count)
1360
1361 if (ufs_fragnum(fragment) + count > uspi->s_fpg)
1362 ufs_error (sb, "ufs_free_fragments", "internal error");
1363 -
1364 - lock_ufs(sb);
1365 +
1366 + mutex_lock(&UFS_SB(sb)->s_lock);
1367
1368 cgno = ufs_dtog(uspi, fragment);
1369 bit = ufs_dtogd(uspi, fragment);
1370 @@ -115,13 +115,13 @@ void ufs_free_fragments(struct inode *inode, u64 fragment, unsigned count)
1371 if (sb->s_flags & MS_SYNCHRONOUS)
1372 ubh_sync_block(UCPI_UBH(ucpi));
1373 ufs_mark_sb_dirty(sb);
1374 -
1375 - unlock_ufs(sb);
1376 +
1377 + mutex_unlock(&UFS_SB(sb)->s_lock);
1378 UFSD("EXIT\n");
1379 return;
1380
1381 failed:
1382 - unlock_ufs(sb);
1383 + mutex_unlock(&UFS_SB(sb)->s_lock);
1384 UFSD("EXIT (FAILED)\n");
1385 return;
1386 }
1387 @@ -151,7 +151,7 @@ void ufs_free_blocks(struct inode *inode, u64 fragment, unsigned count)
1388 goto failed;
1389 }
1390
1391 - lock_ufs(sb);
1392 + mutex_lock(&UFS_SB(sb)->s_lock);
1393
1394 do_more:
1395 overflow = 0;
1396 @@ -211,12 +211,12 @@ do_more:
1397 }
1398
1399 ufs_mark_sb_dirty(sb);
1400 - unlock_ufs(sb);
1401 + mutex_unlock(&UFS_SB(sb)->s_lock);
1402 UFSD("EXIT\n");
1403 return;
1404
1405 failed_unlock:
1406 - unlock_ufs(sb);
1407 + mutex_unlock(&UFS_SB(sb)->s_lock);
1408 failed:
1409 UFSD("EXIT (FAILED)\n");
1410 return;
1411 @@ -357,7 +357,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1412 usb1 = ubh_get_usb_first(uspi);
1413 *err = -ENOSPC;
1414
1415 - lock_ufs(sb);
1416 + mutex_lock(&UFS_SB(sb)->s_lock);
1417 tmp = ufs_data_ptr_to_cpu(sb, p);
1418
1419 if (count + ufs_fragnum(fragment) > uspi->s_fpb) {
1420 @@ -378,19 +378,19 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1421 "fragment %llu, tmp %llu\n",
1422 (unsigned long long)fragment,
1423 (unsigned long long)tmp);
1424 - unlock_ufs(sb);
1425 + mutex_unlock(&UFS_SB(sb)->s_lock);
1426 return INVBLOCK;
1427 }
1428 if (fragment < UFS_I(inode)->i_lastfrag) {
1429 UFSD("EXIT (ALREADY ALLOCATED)\n");
1430 - unlock_ufs(sb);
1431 + mutex_unlock(&UFS_SB(sb)->s_lock);
1432 return 0;
1433 }
1434 }
1435 else {
1436 if (tmp) {
1437 UFSD("EXIT (ALREADY ALLOCATED)\n");
1438 - unlock_ufs(sb);
1439 + mutex_unlock(&UFS_SB(sb)->s_lock);
1440 return 0;
1441 }
1442 }
1443 @@ -399,7 +399,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1444 * There is not enough space for user on the device
1445 */
1446 if (!capable(CAP_SYS_RESOURCE) && ufs_freespace(uspi, UFS_MINFREE) <= 0) {
1447 - unlock_ufs(sb);
1448 + mutex_unlock(&UFS_SB(sb)->s_lock);
1449 UFSD("EXIT (FAILED)\n");
1450 return 0;
1451 }
1452 @@ -424,7 +424,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1453 ufs_clear_frags(inode, result + oldcount,
1454 newcount - oldcount, locked_page != NULL);
1455 }
1456 - unlock_ufs(sb);
1457 + mutex_unlock(&UFS_SB(sb)->s_lock);
1458 UFSD("EXIT, result %llu\n", (unsigned long long)result);
1459 return result;
1460 }
1461 @@ -439,7 +439,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1462 fragment + count);
1463 ufs_clear_frags(inode, result + oldcount, newcount - oldcount,
1464 locked_page != NULL);
1465 - unlock_ufs(sb);
1466 + mutex_unlock(&UFS_SB(sb)->s_lock);
1467 UFSD("EXIT, result %llu\n", (unsigned long long)result);
1468 return result;
1469 }
1470 @@ -477,7 +477,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1471 *err = 0;
1472 UFS_I(inode)->i_lastfrag = max(UFS_I(inode)->i_lastfrag,
1473 fragment + count);
1474 - unlock_ufs(sb);
1475 + mutex_unlock(&UFS_SB(sb)->s_lock);
1476 if (newcount < request)
1477 ufs_free_fragments (inode, result + newcount, request - newcount);
1478 ufs_free_fragments (inode, tmp, oldcount);
1479 @@ -485,7 +485,7 @@ u64 ufs_new_fragments(struct inode *inode, void *p, u64 fragment,
1480 return result;
1481 }
1482
1483 - unlock_ufs(sb);
1484 + mutex_unlock(&UFS_SB(sb)->s_lock);
1485 UFSD("EXIT (FAILED)\n");
1486 return 0;
1487 }
1488 diff --git a/fs/ufs/ialloc.c b/fs/ufs/ialloc.c
1489 index 7caa01652888..fd0203ce1f7f 100644
1490 --- a/fs/ufs/ialloc.c
1491 +++ b/fs/ufs/ialloc.c
1492 @@ -69,11 +69,11 @@ void ufs_free_inode (struct inode * inode)
1493
1494 ino = inode->i_ino;
1495
1496 - lock_ufs(sb);
1497 + mutex_lock(&UFS_SB(sb)->s_lock);
1498
1499 if (!((ino > 1) && (ino < (uspi->s_ncg * uspi->s_ipg )))) {
1500 ufs_warning(sb, "ufs_free_inode", "reserved inode or nonexistent inode %u\n", ino);
1501 - unlock_ufs(sb);
1502 + mutex_unlock(&UFS_SB(sb)->s_lock);
1503 return;
1504 }
1505
1506 @@ -81,7 +81,7 @@ void ufs_free_inode (struct inode * inode)
1507 bit = ufs_inotocgoff (ino);
1508 ucpi = ufs_load_cylinder (sb, cg);
1509 if (!ucpi) {
1510 - unlock_ufs(sb);
1511 + mutex_unlock(&UFS_SB(sb)->s_lock);
1512 return;
1513 }
1514 ucg = ubh_get_ucg(UCPI_UBH(ucpi));
1515 @@ -115,7 +115,7 @@ void ufs_free_inode (struct inode * inode)
1516 ubh_sync_block(UCPI_UBH(ucpi));
1517
1518 ufs_mark_sb_dirty(sb);
1519 - unlock_ufs(sb);
1520 + mutex_unlock(&UFS_SB(sb)->s_lock);
1521 UFSD("EXIT\n");
1522 }
1523
1524 @@ -193,7 +193,7 @@ struct inode *ufs_new_inode(struct inode *dir, umode_t mode)
1525 sbi = UFS_SB(sb);
1526 uspi = sbi->s_uspi;
1527
1528 - lock_ufs(sb);
1529 + mutex_lock(&sbi->s_lock);
1530
1531 /*
1532 * Try to place the inode in its parent directory
1533 @@ -331,21 +331,21 @@ cg_found:
1534 sync_dirty_buffer(bh);
1535 brelse(bh);
1536 }
1537 - unlock_ufs(sb);
1538 + mutex_unlock(&sbi->s_lock);
1539
1540 UFSD("allocating inode %lu\n", inode->i_ino);
1541 UFSD("EXIT\n");
1542 return inode;
1543
1544 fail_remove_inode:
1545 - unlock_ufs(sb);
1546 + mutex_unlock(&sbi->s_lock);
1547 clear_nlink(inode);
1548 unlock_new_inode(inode);
1549 iput(inode);
1550 UFSD("EXIT (FAILED): err %d\n", err);
1551 return ERR_PTR(err);
1552 failed:
1553 - unlock_ufs(sb);
1554 + mutex_unlock(&sbi->s_lock);
1555 make_bad_inode(inode);
1556 iput (inode);
1557 UFSD("EXIT (FAILED): err %d\n", err);
1558 diff --git a/fs/ufs/inode.c b/fs/ufs/inode.c
1559 index be7d42c7d938..2d93ab07da8a 100644
1560 --- a/fs/ufs/inode.c
1561 +++ b/fs/ufs/inode.c
1562 @@ -902,6 +902,9 @@ void ufs_evict_inode(struct inode * inode)
1563 invalidate_inode_buffers(inode);
1564 clear_inode(inode);
1565
1566 - if (want_delete)
1567 + if (want_delete) {
1568 + lock_ufs(inode->i_sb);
1569 ufs_free_inode(inode);
1570 + unlock_ufs(inode->i_sb);
1571 + }
1572 }
1573 diff --git a/fs/ufs/namei.c b/fs/ufs/namei.c
1574 index e491a93a7e9a..60ee32249b72 100644
1575 --- a/fs/ufs/namei.c
1576 +++ b/fs/ufs/namei.c
1577 @@ -128,12 +128,12 @@ static int ufs_symlink (struct inode * dir, struct dentry * dentry,
1578 if (l > sb->s_blocksize)
1579 goto out_notlocked;
1580
1581 + lock_ufs(dir->i_sb);
1582 inode = ufs_new_inode(dir, S_IFLNK | S_IRWXUGO);
1583 err = PTR_ERR(inode);
1584 if (IS_ERR(inode))
1585 - goto out_notlocked;
1586 + goto out;
1587
1588 - lock_ufs(dir->i_sb);
1589 if (l > UFS_SB(sb)->s_uspi->s_maxsymlinklen) {
1590 /* slow symlink */
1591 inode->i_op = &ufs_symlink_inode_operations;
1592 @@ -174,7 +174,12 @@ static int ufs_link (struct dentry * old_dentry, struct inode * dir,
1593 inode_inc_link_count(inode);
1594 ihold(inode);
1595
1596 - error = ufs_add_nondir(dentry, inode);
1597 + error = ufs_add_link(dentry, inode);
1598 + if (error) {
1599 + inode_dec_link_count(inode);
1600 + iput(inode);
1601 + } else
1602 + d_instantiate(dentry, inode);
1603 unlock_ufs(dir->i_sb);
1604 return error;
1605 }
1606 @@ -184,9 +189,13 @@ static int ufs_mkdir(struct inode * dir, struct dentry * dentry, umode_t mode)
1607 struct inode * inode;
1608 int err;
1609
1610 + lock_ufs(dir->i_sb);
1611 + inode_inc_link_count(dir);
1612 +
1613 inode = ufs_new_inode(dir, S_IFDIR|mode);
1614 + err = PTR_ERR(inode);
1615 if (IS_ERR(inode))
1616 - return PTR_ERR(inode);
1617 + goto out_dir;
1618
1619 inode->i_op = &ufs_dir_inode_operations;
1620 inode->i_fop = &ufs_dir_operations;
1621 @@ -194,9 +203,6 @@ static int ufs_mkdir(struct inode * dir, struct dentry * dentry, umode_t mode)
1622
1623 inode_inc_link_count(inode);
1624
1625 - lock_ufs(dir->i_sb);
1626 - inode_inc_link_count(dir);
1627 -
1628 err = ufs_make_empty(inode, dir);
1629 if (err)
1630 goto out_fail;
1631 @@ -206,6 +212,7 @@ static int ufs_mkdir(struct inode * dir, struct dentry * dentry, umode_t mode)
1632 goto out_fail;
1633 unlock_ufs(dir->i_sb);
1634
1635 + unlock_new_inode(inode);
1636 d_instantiate(dentry, inode);
1637 out:
1638 return err;
1639 @@ -215,6 +222,7 @@ out_fail:
1640 inode_dec_link_count(inode);
1641 unlock_new_inode(inode);
1642 iput (inode);
1643 +out_dir:
1644 inode_dec_link_count(dir);
1645 unlock_ufs(dir->i_sb);
1646 goto out;
1647 diff --git a/fs/ufs/super.c b/fs/ufs/super.c
1648 index b3bc3e7ae79d..dc33f9416340 100644
1649 --- a/fs/ufs/super.c
1650 +++ b/fs/ufs/super.c
1651 @@ -694,6 +694,7 @@ static int ufs_sync_fs(struct super_block *sb, int wait)
1652 unsigned flags;
1653
1654 lock_ufs(sb);
1655 + mutex_lock(&UFS_SB(sb)->s_lock);
1656
1657 UFSD("ENTER\n");
1658
1659 @@ -711,6 +712,7 @@ static int ufs_sync_fs(struct super_block *sb, int wait)
1660 ufs_put_cstotal(sb);
1661
1662 UFSD("EXIT\n");
1663 + mutex_unlock(&UFS_SB(sb)->s_lock);
1664 unlock_ufs(sb);
1665
1666 return 0;
1667 @@ -799,6 +801,7 @@ static int ufs_fill_super(struct super_block *sb, void *data, int silent)
1668 UFSD("flag %u\n", (int)(sb->s_flags & MS_RDONLY));
1669
1670 mutex_init(&sbi->mutex);
1671 + mutex_init(&sbi->s_lock);
1672 spin_lock_init(&sbi->work_lock);
1673 INIT_DELAYED_WORK(&sbi->sync_work, delayed_sync_fs);
1674 /*
1675 @@ -1277,6 +1280,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1676
1677 sync_filesystem(sb);
1678 lock_ufs(sb);
1679 + mutex_lock(&UFS_SB(sb)->s_lock);
1680 uspi = UFS_SB(sb)->s_uspi;
1681 flags = UFS_SB(sb)->s_flags;
1682 usb1 = ubh_get_usb_first(uspi);
1683 @@ -1290,6 +1294,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1684 new_mount_opt = 0;
1685 ufs_set_opt (new_mount_opt, ONERROR_LOCK);
1686 if (!ufs_parse_options (data, &new_mount_opt)) {
1687 + mutex_unlock(&UFS_SB(sb)->s_lock);
1688 unlock_ufs(sb);
1689 return -EINVAL;
1690 }
1691 @@ -1297,12 +1302,14 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1692 new_mount_opt |= ufstype;
1693 } else if ((new_mount_opt & UFS_MOUNT_UFSTYPE) != ufstype) {
1694 pr_err("ufstype can't be changed during remount\n");
1695 + mutex_unlock(&UFS_SB(sb)->s_lock);
1696 unlock_ufs(sb);
1697 return -EINVAL;
1698 }
1699
1700 if ((*mount_flags & MS_RDONLY) == (sb->s_flags & MS_RDONLY)) {
1701 UFS_SB(sb)->s_mount_opt = new_mount_opt;
1702 + mutex_unlock(&UFS_SB(sb)->s_lock);
1703 unlock_ufs(sb);
1704 return 0;
1705 }
1706 @@ -1326,6 +1333,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1707 */
1708 #ifndef CONFIG_UFS_FS_WRITE
1709 pr_err("ufs was compiled with read-only support, can't be mounted as read-write\n");
1710 + mutex_unlock(&UFS_SB(sb)->s_lock);
1711 unlock_ufs(sb);
1712 return -EINVAL;
1713 #else
1714 @@ -1335,11 +1343,13 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1715 ufstype != UFS_MOUNT_UFSTYPE_SUNx86 &&
1716 ufstype != UFS_MOUNT_UFSTYPE_UFS2) {
1717 pr_err("this ufstype is read-only supported\n");
1718 + mutex_unlock(&UFS_SB(sb)->s_lock);
1719 unlock_ufs(sb);
1720 return -EINVAL;
1721 }
1722 if (!ufs_read_cylinder_structures(sb)) {
1723 pr_err("failed during remounting\n");
1724 + mutex_unlock(&UFS_SB(sb)->s_lock);
1725 unlock_ufs(sb);
1726 return -EPERM;
1727 }
1728 @@ -1347,6 +1357,7 @@ static int ufs_remount (struct super_block *sb, int *mount_flags, char *data)
1729 #endif
1730 }
1731 UFS_SB(sb)->s_mount_opt = new_mount_opt;
1732 + mutex_unlock(&UFS_SB(sb)->s_lock);
1733 unlock_ufs(sb);
1734 return 0;
1735 }
1736 diff --git a/fs/ufs/ufs.h b/fs/ufs/ufs.h
1737 index 2a07396d5f9e..cf6368d42d4a 100644
1738 --- a/fs/ufs/ufs.h
1739 +++ b/fs/ufs/ufs.h
1740 @@ -30,6 +30,7 @@ struct ufs_sb_info {
1741 int work_queued; /* non-zero if the delayed work is queued */
1742 struct delayed_work sync_work; /* FS sync delayed work */
1743 spinlock_t work_lock; /* protects sync_work and work_queued */
1744 + struct mutex s_lock;
1745 };
1746
1747 struct ufs_inode_info {
1748 diff --git a/include/net/netns/sctp.h b/include/net/netns/sctp.h
1749 index 3573a81815ad..8ba379f9e467 100644
1750 --- a/include/net/netns/sctp.h
1751 +++ b/include/net/netns/sctp.h
1752 @@ -31,6 +31,7 @@ struct netns_sctp {
1753 struct list_head addr_waitq;
1754 struct timer_list addr_wq_timer;
1755 struct list_head auto_asconf_splist;
1756 + /* Lock that protects both addr_waitq and auto_asconf_splist */
1757 spinlock_t addr_wq_lock;
1758
1759 /* Lock that protects the local_addr_list writers */
1760 diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
1761 index 2bb2fcf5b11f..495c87e367b3 100644
1762 --- a/include/net/sctp/structs.h
1763 +++ b/include/net/sctp/structs.h
1764 @@ -223,6 +223,10 @@ struct sctp_sock {
1765 atomic_t pd_mode;
1766 /* Receive to here while partial delivery is in effect. */
1767 struct sk_buff_head pd_lobby;
1768 +
1769 + /* These must be the last fields, as they will skipped on copies,
1770 + * like on accept and peeloff operations
1771 + */
1772 struct list_head auto_asconf_list;
1773 int do_auto_asconf;
1774 };
1775 diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
1776 index a9a4a1b7863d..8d423bc649b9 100644
1777 --- a/net/bridge/br_ioctl.c
1778 +++ b/net/bridge/br_ioctl.c
1779 @@ -247,9 +247,7 @@ static int old_dev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
1780 if (!ns_capable(dev_net(dev)->user_ns, CAP_NET_ADMIN))
1781 return -EPERM;
1782
1783 - spin_lock_bh(&br->lock);
1784 br_stp_set_bridge_priority(br, args[1]);
1785 - spin_unlock_bh(&br->lock);
1786 return 0;
1787
1788 case BRCTL_SET_PORT_PRIORITY:
1789 diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
1790 index 41146872c1b4..7832d07f48f6 100644
1791 --- a/net/bridge/br_stp_if.c
1792 +++ b/net/bridge/br_stp_if.c
1793 @@ -243,12 +243,13 @@ bool br_stp_recalculate_bridge_id(struct net_bridge *br)
1794 return true;
1795 }
1796
1797 -/* called under bridge lock */
1798 +/* Acquires and releases bridge lock */
1799 void br_stp_set_bridge_priority(struct net_bridge *br, u16 newprio)
1800 {
1801 struct net_bridge_port *p;
1802 int wasroot;
1803
1804 + spin_lock_bh(&br->lock);
1805 wasroot = br_is_root_bridge(br);
1806
1807 list_for_each_entry(p, &br->port_list, list) {
1808 @@ -266,6 +267,7 @@ void br_stp_set_bridge_priority(struct net_bridge *br, u16 newprio)
1809 br_port_state_selection(br);
1810 if (br_is_root_bridge(br) && !wasroot)
1811 br_become_root_bridge(br);
1812 + spin_unlock_bh(&br->lock);
1813 }
1814
1815 /* called under bridge lock */
1816 diff --git a/net/can/af_can.c b/net/can/af_can.c
1817 index 32d710eaf1fc..689c818ed007 100644
1818 --- a/net/can/af_can.c
1819 +++ b/net/can/af_can.c
1820 @@ -310,8 +310,12 @@ int can_send(struct sk_buff *skb, int loop)
1821 return err;
1822 }
1823
1824 - if (newskb)
1825 + if (newskb) {
1826 + if (!(newskb->tstamp.tv64))
1827 + __net_timestamp(newskb);
1828 +
1829 netif_rx_ni(newskb);
1830 + }
1831
1832 /* update statistics */
1833 can_stats.tx_frames++;
1834 diff --git a/net/core/neighbour.c b/net/core/neighbour.c
1835 index 3de654256028..2237c1b3cdd2 100644
1836 --- a/net/core/neighbour.c
1837 +++ b/net/core/neighbour.c
1838 @@ -957,6 +957,8 @@ int __neigh_event_send(struct neighbour *neigh, struct sk_buff *skb)
1839 rc = 0;
1840 if (neigh->nud_state & (NUD_CONNECTED | NUD_DELAY | NUD_PROBE))
1841 goto out_unlock_bh;
1842 + if (neigh->dead)
1843 + goto out_dead;
1844
1845 if (!(neigh->nud_state & (NUD_STALE | NUD_INCOMPLETE))) {
1846 if (NEIGH_VAR(neigh->parms, MCAST_PROBES) +
1847 @@ -1013,6 +1015,13 @@ out_unlock_bh:
1848 write_unlock(&neigh->lock);
1849 local_bh_enable();
1850 return rc;
1851 +
1852 +out_dead:
1853 + if (neigh->nud_state & NUD_STALE)
1854 + goto out_unlock_bh;
1855 + write_unlock_bh(&neigh->lock);
1856 + kfree_skb(skb);
1857 + return 1;
1858 }
1859 EXPORT_SYMBOL(__neigh_event_send);
1860
1861 @@ -1076,6 +1085,8 @@ int neigh_update(struct neighbour *neigh, const u8 *lladdr, u8 new,
1862 if (!(flags & NEIGH_UPDATE_F_ADMIN) &&
1863 (old & (NUD_NOARP | NUD_PERMANENT)))
1864 goto out;
1865 + if (neigh->dead)
1866 + goto out;
1867
1868 if (!(new & NUD_VALID)) {
1869 neigh_del_timer(neigh);
1870 @@ -1225,6 +1236,8 @@ EXPORT_SYMBOL(neigh_update);
1871 */
1872 void __neigh_set_probe_once(struct neighbour *neigh)
1873 {
1874 + if (neigh->dead)
1875 + return;
1876 neigh->updated = jiffies;
1877 if (!(neigh->nud_state & NUD_FAILED))
1878 return;
1879 diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
1880 index 8b47a4d79d04..a5aa54ea6533 100644
1881 --- a/net/ipv4/af_inet.c
1882 +++ b/net/ipv4/af_inet.c
1883 @@ -228,6 +228,8 @@ int inet_listen(struct socket *sock, int backlog)
1884 err = 0;
1885 if (err)
1886 goto out;
1887 +
1888 + tcp_fastopen_init_key_once(true);
1889 }
1890 err = inet_csk_listen_start(sk, backlog);
1891 if (err)
1892 diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
1893 index 7cfb0893f263..6ddde89996f4 100644
1894 --- a/net/ipv4/ip_sockglue.c
1895 +++ b/net/ipv4/ip_sockglue.c
1896 @@ -432,6 +432,15 @@ void ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 port, u32 inf
1897 kfree_skb(skb);
1898 }
1899
1900 +/* For some errors we have valid addr_offset even with zero payload and
1901 + * zero port. Also, addr_offset should be supported if port is set.
1902 + */
1903 +static inline bool ipv4_datagram_support_addr(struct sock_exterr_skb *serr)
1904 +{
1905 + return serr->ee.ee_origin == SO_EE_ORIGIN_ICMP ||
1906 + serr->ee.ee_origin == SO_EE_ORIGIN_LOCAL || serr->port;
1907 +}
1908 +
1909 /* IPv4 supports cmsg on all imcp errors and some timestamps
1910 *
1911 * Timestamp code paths do not initialize the fields expected by cmsg:
1912 @@ -498,7 +507,7 @@ int ip_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
1913
1914 serr = SKB_EXT_ERR(skb);
1915
1916 - if (sin && serr->port) {
1917 + if (sin && ipv4_datagram_support_addr(serr)) {
1918 sin->sin_family = AF_INET;
1919 sin->sin_addr.s_addr = *(__be32 *)(skb_network_header(skb) +
1920 serr->addr_offset);
1921 diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
1922 index f1377f2a0472..bb2ce74f6004 100644
1923 --- a/net/ipv4/tcp.c
1924 +++ b/net/ipv4/tcp.c
1925 @@ -2545,10 +2545,13 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
1926
1927 case TCP_FASTOPEN:
1928 if (val >= 0 && ((1 << sk->sk_state) & (TCPF_CLOSE |
1929 - TCPF_LISTEN)))
1930 + TCPF_LISTEN))) {
1931 + tcp_fastopen_init_key_once(true);
1932 +
1933 err = fastopen_init_queue(sk, val);
1934 - else
1935 + } else {
1936 err = -EINVAL;
1937 + }
1938 break;
1939 case TCP_TIMESTAMP:
1940 if (!tp->repair)
1941 diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c
1942 index 46b087a27503..f9c0fb84e435 100644
1943 --- a/net/ipv4/tcp_fastopen.c
1944 +++ b/net/ipv4/tcp_fastopen.c
1945 @@ -78,8 +78,6 @@ static bool __tcp_fastopen_cookie_gen(const void *path,
1946 struct tcp_fastopen_context *ctx;
1947 bool ok = false;
1948
1949 - tcp_fastopen_init_key_once(true);
1950 -
1951 rcu_read_lock();
1952 ctx = rcu_dereference(tcp_fastopen_ctx);
1953 if (ctx) {
1954 diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
1955 index 762a58c772b8..62d908e64eeb 100644
1956 --- a/net/ipv6/datagram.c
1957 +++ b/net/ipv6/datagram.c
1958 @@ -325,6 +325,16 @@ void ipv6_local_rxpmtu(struct sock *sk, struct flowi6 *fl6, u32 mtu)
1959 kfree_skb(skb);
1960 }
1961
1962 +/* For some errors we have valid addr_offset even with zero payload and
1963 + * zero port. Also, addr_offset should be supported if port is set.
1964 + */
1965 +static inline bool ipv6_datagram_support_addr(struct sock_exterr_skb *serr)
1966 +{
1967 + return serr->ee.ee_origin == SO_EE_ORIGIN_ICMP6 ||
1968 + serr->ee.ee_origin == SO_EE_ORIGIN_ICMP ||
1969 + serr->ee.ee_origin == SO_EE_ORIGIN_LOCAL || serr->port;
1970 +}
1971 +
1972 /* IPv6 supports cmsg on all origins aside from SO_EE_ORIGIN_LOCAL.
1973 *
1974 * At one point, excluding local errors was a quick test to identify icmp/icmp6
1975 @@ -389,7 +399,7 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len, int *addr_len)
1976
1977 serr = SKB_EXT_ERR(skb);
1978
1979 - if (sin && serr->port) {
1980 + if (sin && ipv6_datagram_support_addr(serr)) {
1981 const unsigned char *nh = skb_network_header(skb);
1982 sin->sin6_family = AF_INET6;
1983 sin->sin6_flowinfo = 0;
1984 diff --git a/net/mac80211/key.c b/net/mac80211/key.c
1985 index a907f2d5c12d..81e9785f38bc 100644
1986 --- a/net/mac80211/key.c
1987 +++ b/net/mac80211/key.c
1988 @@ -66,12 +66,15 @@ update_vlan_tailroom_need_count(struct ieee80211_sub_if_data *sdata, int delta)
1989 if (sdata->vif.type != NL80211_IFTYPE_AP)
1990 return;
1991
1992 - mutex_lock(&sdata->local->mtx);
1993 + /* crypto_tx_tailroom_needed_cnt is protected by this */
1994 + assert_key_lock(sdata->local);
1995 +
1996 + rcu_read_lock();
1997
1998 - list_for_each_entry(vlan, &sdata->u.ap.vlans, u.vlan.list)
1999 + list_for_each_entry_rcu(vlan, &sdata->u.ap.vlans, u.vlan.list)
2000 vlan->crypto_tx_tailroom_needed_cnt += delta;
2001
2002 - mutex_unlock(&sdata->local->mtx);
2003 + rcu_read_unlock();
2004 }
2005
2006 static void increment_tailroom_need_count(struct ieee80211_sub_if_data *sdata)
2007 @@ -95,6 +98,8 @@ static void increment_tailroom_need_count(struct ieee80211_sub_if_data *sdata)
2008 * http://mid.gmane.org/1308590980.4322.19.camel@jlt3.sipsolutions.net
2009 */
2010
2011 + assert_key_lock(sdata->local);
2012 +
2013 update_vlan_tailroom_need_count(sdata, 1);
2014
2015 if (!sdata->crypto_tx_tailroom_needed_cnt++) {
2016 @@ -109,6 +114,8 @@ static void increment_tailroom_need_count(struct ieee80211_sub_if_data *sdata)
2017 static void decrease_tailroom_need_count(struct ieee80211_sub_if_data *sdata,
2018 int delta)
2019 {
2020 + assert_key_lock(sdata->local);
2021 +
2022 WARN_ON_ONCE(sdata->crypto_tx_tailroom_needed_cnt < delta);
2023
2024 update_vlan_tailroom_need_count(sdata, -delta);
2025 diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
2026 index b5989c6ee551..fe1610ddeacf 100644
2027 --- a/net/packet/af_packet.c
2028 +++ b/net/packet/af_packet.c
2029 @@ -1272,16 +1272,6 @@ static void packet_sock_destruct(struct sock *sk)
2030 sk_refcnt_debug_dec(sk);
2031 }
2032
2033 -static int fanout_rr_next(struct packet_fanout *f, unsigned int num)
2034 -{
2035 - int x = atomic_read(&f->rr_cur) + 1;
2036 -
2037 - if (x >= num)
2038 - x = 0;
2039 -
2040 - return x;
2041 -}
2042 -
2043 static unsigned int fanout_demux_hash(struct packet_fanout *f,
2044 struct sk_buff *skb,
2045 unsigned int num)
2046 @@ -1293,13 +1283,9 @@ static unsigned int fanout_demux_lb(struct packet_fanout *f,
2047 struct sk_buff *skb,
2048 unsigned int num)
2049 {
2050 - int cur, old;
2051 + unsigned int val = atomic_inc_return(&f->rr_cur);
2052
2053 - cur = atomic_read(&f->rr_cur);
2054 - while ((old = atomic_cmpxchg(&f->rr_cur, cur,
2055 - fanout_rr_next(f, num))) != cur)
2056 - cur = old;
2057 - return cur;
2058 + return val % num;
2059 }
2060
2061 static unsigned int fanout_demux_cpu(struct packet_fanout *f,
2062 @@ -1353,7 +1339,7 @@ static int packet_rcv_fanout(struct sk_buff *skb, struct net_device *dev,
2063 struct packet_type *pt, struct net_device *orig_dev)
2064 {
2065 struct packet_fanout *f = pt->af_packet_priv;
2066 - unsigned int num = f->num_members;
2067 + unsigned int num = READ_ONCE(f->num_members);
2068 struct packet_sock *po;
2069 unsigned int idx;
2070
2071 diff --git a/net/sctp/output.c b/net/sctp/output.c
2072 index fc5e45b8a832..abe7c2db2412 100644
2073 --- a/net/sctp/output.c
2074 +++ b/net/sctp/output.c
2075 @@ -599,7 +599,9 @@ out:
2076 return err;
2077 no_route:
2078 kfree_skb(nskb);
2079 - IP_INC_STATS(sock_net(asoc->base.sk), IPSTATS_MIB_OUTNOROUTES);
2080 +
2081 + if (asoc)
2082 + IP_INC_STATS(sock_net(asoc->base.sk), IPSTATS_MIB_OUTNOROUTES);
2083
2084 /* FIXME: Returning the 'err' will effect all the associations
2085 * associated with a socket, although only one of the paths of the
2086 diff --git a/net/sctp/socket.c b/net/sctp/socket.c
2087 index f09de7fac2e6..5f6c4e61325b 100644
2088 --- a/net/sctp/socket.c
2089 +++ b/net/sctp/socket.c
2090 @@ -1528,8 +1528,10 @@ static void sctp_close(struct sock *sk, long timeout)
2091
2092 /* Supposedly, no process has access to the socket, but
2093 * the net layers still may.
2094 + * Also, sctp_destroy_sock() needs to be called with addr_wq_lock
2095 + * held and that should be grabbed before socket lock.
2096 */
2097 - local_bh_disable();
2098 + spin_lock_bh(&net->sctp.addr_wq_lock);
2099 bh_lock_sock(sk);
2100
2101 /* Hold the sock, since sk_common_release() will put sock_put()
2102 @@ -1539,7 +1541,7 @@ static void sctp_close(struct sock *sk, long timeout)
2103 sk_common_release(sk);
2104
2105 bh_unlock_sock(sk);
2106 - local_bh_enable();
2107 + spin_unlock_bh(&net->sctp.addr_wq_lock);
2108
2109 sock_put(sk);
2110
2111 @@ -3580,6 +3582,7 @@ static int sctp_setsockopt_auto_asconf(struct sock *sk, char __user *optval,
2112 if ((val && sp->do_auto_asconf) || (!val && !sp->do_auto_asconf))
2113 return 0;
2114
2115 + spin_lock_bh(&sock_net(sk)->sctp.addr_wq_lock);
2116 if (val == 0 && sp->do_auto_asconf) {
2117 list_del(&sp->auto_asconf_list);
2118 sp->do_auto_asconf = 0;
2119 @@ -3588,6 +3591,7 @@ static int sctp_setsockopt_auto_asconf(struct sock *sk, char __user *optval,
2120 &sock_net(sk)->sctp.auto_asconf_splist);
2121 sp->do_auto_asconf = 1;
2122 }
2123 + spin_unlock_bh(&sock_net(sk)->sctp.addr_wq_lock);
2124 return 0;
2125 }
2126
2127 @@ -4121,18 +4125,28 @@ static int sctp_init_sock(struct sock *sk)
2128 local_bh_disable();
2129 percpu_counter_inc(&sctp_sockets_allocated);
2130 sock_prot_inuse_add(net, sk->sk_prot, 1);
2131 +
2132 + /* Nothing can fail after this block, otherwise
2133 + * sctp_destroy_sock() will be called without addr_wq_lock held
2134 + */
2135 if (net->sctp.default_auto_asconf) {
2136 + spin_lock(&sock_net(sk)->sctp.addr_wq_lock);
2137 list_add_tail(&sp->auto_asconf_list,
2138 &net->sctp.auto_asconf_splist);
2139 sp->do_auto_asconf = 1;
2140 - } else
2141 + spin_unlock(&sock_net(sk)->sctp.addr_wq_lock);
2142 + } else {
2143 sp->do_auto_asconf = 0;
2144 + }
2145 +
2146 local_bh_enable();
2147
2148 return 0;
2149 }
2150
2151 -/* Cleanup any SCTP per socket resources. */
2152 +/* Cleanup any SCTP per socket resources. Must be called with
2153 + * sock_net(sk)->sctp.addr_wq_lock held if sp->do_auto_asconf is true
2154 + */
2155 static void sctp_destroy_sock(struct sock *sk)
2156 {
2157 struct sctp_sock *sp;
2158 @@ -7195,6 +7209,19 @@ void sctp_copy_sock(struct sock *newsk, struct sock *sk,
2159 newinet->mc_list = NULL;
2160 }
2161
2162 +static inline void sctp_copy_descendant(struct sock *sk_to,
2163 + const struct sock *sk_from)
2164 +{
2165 + int ancestor_size = sizeof(struct inet_sock) +
2166 + sizeof(struct sctp_sock) -
2167 + offsetof(struct sctp_sock, auto_asconf_list);
2168 +
2169 + if (sk_from->sk_family == PF_INET6)
2170 + ancestor_size += sizeof(struct ipv6_pinfo);
2171 +
2172 + __inet_sk_copy_descendant(sk_to, sk_from, ancestor_size);
2173 +}
2174 +
2175 /* Populate the fields of the newsk from the oldsk and migrate the assoc
2176 * and its messages to the newsk.
2177 */
2178 @@ -7209,7 +7236,6 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
2179 struct sk_buff *skb, *tmp;
2180 struct sctp_ulpevent *event;
2181 struct sctp_bind_hashbucket *head;
2182 - struct list_head tmplist;
2183
2184 /* Migrate socket buffer sizes and all the socket level options to the
2185 * new socket.
2186 @@ -7217,12 +7243,7 @@ static void sctp_sock_migrate(struct sock *oldsk, struct sock *newsk,
2187 newsk->sk_sndbuf = oldsk->sk_sndbuf;
2188 newsk->sk_rcvbuf = oldsk->sk_rcvbuf;
2189 /* Brute force copy old sctp opt. */
2190 - if (oldsp->do_auto_asconf) {
2191 - memcpy(&tmplist, &newsp->auto_asconf_list, sizeof(tmplist));
2192 - inet_sk_copy_descendant(newsk, oldsk);
2193 - memcpy(&newsp->auto_asconf_list, &tmplist, sizeof(tmplist));
2194 - } else
2195 - inet_sk_copy_descendant(newsk, oldsk);
2196 + sctp_copy_descendant(newsk, oldsk);
2197
2198 /* Restore the ep value that was overwritten with the above structure
2199 * copy.
2200 diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
2201 index 7dade28affba..212070e1de1a 100644
2202 --- a/security/selinux/hooks.c
2203 +++ b/security/selinux/hooks.c
2204 @@ -403,6 +403,7 @@ static int selinux_is_sblabel_mnt(struct super_block *sb)
2205 return sbsec->behavior == SECURITY_FS_USE_XATTR ||
2206 sbsec->behavior == SECURITY_FS_USE_TRANS ||
2207 sbsec->behavior == SECURITY_FS_USE_TASK ||
2208 + sbsec->behavior == SECURITY_FS_USE_NATIVE ||
2209 /* Special handling. Genfs but also in-core setxattr handler */
2210 !strcmp(sb->s_type->name, "sysfs") ||
2211 !strcmp(sb->s_type->name, "pstore") ||
2212 diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c
2213 index 78fb8201014f..950064a0942d 100644
2214 --- a/virt/kvm/arm/vgic.c
2215 +++ b/virt/kvm/arm/vgic.c
2216 @@ -1561,7 +1561,7 @@ int kvm_vgic_inject_irq(struct kvm *kvm, int cpuid, unsigned int irq_num,
2217 goto out;
2218 }
2219
2220 - if (irq_num >= kvm->arch.vgic.nr_irqs)
2221 + if (irq_num >= min(kvm->arch.vgic.nr_irqs, 1020))
2222 return -EINVAL;
2223
2224 vcpu_id = vgic_update_irq_pending(kvm, cpuid, irq_num, level);
2225 @@ -2161,10 +2161,7 @@ int kvm_set_irq(struct kvm *kvm, int irq_source_id,
2226
2227 BUG_ON(!vgic_initialized(kvm));
2228
2229 - if (spi > kvm->arch.vgic.nr_irqs)
2230 - return -EINVAL;
2231 return kvm_vgic_inject_irq(kvm, 0, spi, level);
2232 -
2233 }
2234
2235 /* MSI not implemented yet */