Contents of /trunk/kernel-alx/patches-4.19/0153-4.19.54-all-fixes.patch
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Revision 3432 -
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Fri Aug 2 11:48:00 2019 UTC (5 years, 1 month ago) by niro
File size: 61166 byte(s)
Fri Aug 2 11:48:00 2019 UTC (5 years, 1 month ago) by niro
File size: 61166 byte(s)
-linux-4.19.54
1 | diff --git a/Makefile b/Makefile |
2 | index bedcb121dc3d..b234837e4d07 100644 |
3 | --- a/Makefile |
4 | +++ b/Makefile |
5 | @@ -1,7 +1,7 @@ |
6 | # SPDX-License-Identifier: GPL-2.0 |
7 | VERSION = 4 |
8 | PATCHLEVEL = 19 |
9 | -SUBLEVEL = 53 |
10 | +SUBLEVEL = 54 |
11 | EXTRAVERSION = |
12 | NAME = "People's Front" |
13 | |
14 | diff --git a/arch/arm64/include/asm/syscall.h b/arch/arm64/include/asm/syscall.h |
15 | index ad8be16a39c9..58102652bf9e 100644 |
16 | --- a/arch/arm64/include/asm/syscall.h |
17 | +++ b/arch/arm64/include/asm/syscall.h |
18 | @@ -20,7 +20,7 @@ |
19 | #include <linux/compat.h> |
20 | #include <linux/err.h> |
21 | |
22 | -typedef long (*syscall_fn_t)(struct pt_regs *regs); |
23 | +typedef long (*syscall_fn_t)(const struct pt_regs *regs); |
24 | |
25 | extern const syscall_fn_t sys_call_table[]; |
26 | |
27 | diff --git a/arch/arm64/include/asm/syscall_wrapper.h b/arch/arm64/include/asm/syscall_wrapper.h |
28 | index a4477e515b79..507d0ee6bc69 100644 |
29 | --- a/arch/arm64/include/asm/syscall_wrapper.h |
30 | +++ b/arch/arm64/include/asm/syscall_wrapper.h |
31 | @@ -30,10 +30,10 @@ |
32 | } \ |
33 | static inline long __do_compat_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) |
34 | |
35 | -#define COMPAT_SYSCALL_DEFINE0(sname) \ |
36 | - asmlinkage long __arm64_compat_sys_##sname(void); \ |
37 | - ALLOW_ERROR_INJECTION(__arm64_compat_sys_##sname, ERRNO); \ |
38 | - asmlinkage long __arm64_compat_sys_##sname(void) |
39 | +#define COMPAT_SYSCALL_DEFINE0(sname) \ |
40 | + asmlinkage long __arm64_compat_sys_##sname(const struct pt_regs *__unused); \ |
41 | + ALLOW_ERROR_INJECTION(__arm64_compat_sys_##sname, ERRNO); \ |
42 | + asmlinkage long __arm64_compat_sys_##sname(const struct pt_regs *__unused) |
43 | |
44 | #define COND_SYSCALL_COMPAT(name) \ |
45 | cond_syscall(__arm64_compat_sys_##name); |
46 | @@ -62,11 +62,11 @@ |
47 | static inline long __do_sys##name(__MAP(x,__SC_DECL,__VA_ARGS__)) |
48 | |
49 | #ifndef SYSCALL_DEFINE0 |
50 | -#define SYSCALL_DEFINE0(sname) \ |
51 | - SYSCALL_METADATA(_##sname, 0); \ |
52 | - asmlinkage long __arm64_sys_##sname(void); \ |
53 | - ALLOW_ERROR_INJECTION(__arm64_sys_##sname, ERRNO); \ |
54 | - asmlinkage long __arm64_sys_##sname(void) |
55 | +#define SYSCALL_DEFINE0(sname) \ |
56 | + SYSCALL_METADATA(_##sname, 0); \ |
57 | + asmlinkage long __arm64_sys_##sname(const struct pt_regs *__unused); \ |
58 | + ALLOW_ERROR_INJECTION(__arm64_sys_##sname, ERRNO); \ |
59 | + asmlinkage long __arm64_sys_##sname(const struct pt_regs *__unused) |
60 | #endif |
61 | |
62 | #ifndef COND_SYSCALL |
63 | diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c |
64 | index 162a95ed0881..fe20c461582a 100644 |
65 | --- a/arch/arm64/kernel/sys.c |
66 | +++ b/arch/arm64/kernel/sys.c |
67 | @@ -47,22 +47,26 @@ SYSCALL_DEFINE1(arm64_personality, unsigned int, personality) |
68 | return ksys_personality(personality); |
69 | } |
70 | |
71 | +asmlinkage long sys_ni_syscall(void); |
72 | + |
73 | +asmlinkage long __arm64_sys_ni_syscall(const struct pt_regs *__unused) |
74 | +{ |
75 | + return sys_ni_syscall(); |
76 | +} |
77 | + |
78 | /* |
79 | * Wrappers to pass the pt_regs argument. |
80 | */ |
81 | #define __arm64_sys_personality __arm64_sys_arm64_personality |
82 | |
83 | -asmlinkage long sys_ni_syscall(const struct pt_regs *); |
84 | -#define __arm64_sys_ni_syscall sys_ni_syscall |
85 | - |
86 | #undef __SYSCALL |
87 | #define __SYSCALL(nr, sym) asmlinkage long __arm64_##sym(const struct pt_regs *); |
88 | #include <asm/unistd.h> |
89 | |
90 | #undef __SYSCALL |
91 | -#define __SYSCALL(nr, sym) [nr] = (syscall_fn_t)__arm64_##sym, |
92 | +#define __SYSCALL(nr, sym) [nr] = __arm64_##sym, |
93 | |
94 | const syscall_fn_t sys_call_table[__NR_syscalls] = { |
95 | - [0 ... __NR_syscalls - 1] = (syscall_fn_t)sys_ni_syscall, |
96 | + [0 ... __NR_syscalls - 1] = __arm64_sys_ni_syscall, |
97 | #include <asm/unistd.h> |
98 | }; |
99 | diff --git a/arch/arm64/kernel/sys32.c b/arch/arm64/kernel/sys32.c |
100 | index 0f8bcb7de700..3c80a40c1c9d 100644 |
101 | --- a/arch/arm64/kernel/sys32.c |
102 | +++ b/arch/arm64/kernel/sys32.c |
103 | @@ -133,17 +133,14 @@ COMPAT_SYSCALL_DEFINE6(aarch32_fallocate, int, fd, int, mode, |
104 | return ksys_fallocate(fd, mode, arg_u64(offset), arg_u64(len)); |
105 | } |
106 | |
107 | -asmlinkage long sys_ni_syscall(const struct pt_regs *); |
108 | -#define __arm64_sys_ni_syscall sys_ni_syscall |
109 | - |
110 | #undef __SYSCALL |
111 | #define __SYSCALL(nr, sym) asmlinkage long __arm64_##sym(const struct pt_regs *); |
112 | #include <asm/unistd32.h> |
113 | |
114 | #undef __SYSCALL |
115 | -#define __SYSCALL(nr, sym) [nr] = (syscall_fn_t)__arm64_##sym, |
116 | +#define __SYSCALL(nr, sym) [nr] = __arm64_##sym, |
117 | |
118 | const syscall_fn_t compat_sys_call_table[__NR_compat_syscalls] = { |
119 | - [0 ... __NR_compat_syscalls - 1] = (syscall_fn_t)sys_ni_syscall, |
120 | + [0 ... __NR_compat_syscalls - 1] = __arm64_sys_ni_syscall, |
121 | #include <asm/unistd32.h> |
122 | }; |
123 | diff --git a/arch/ia64/mm/numa.c b/arch/ia64/mm/numa.c |
124 | index aa19b7ac8222..476c7b4be378 100644 |
125 | --- a/arch/ia64/mm/numa.c |
126 | +++ b/arch/ia64/mm/numa.c |
127 | @@ -49,6 +49,7 @@ paddr_to_nid(unsigned long paddr) |
128 | |
129 | return (i < num_node_memblks) ? node_memblk[i].nid : (num_node_memblks ? -1 : 0); |
130 | } |
131 | +EXPORT_SYMBOL(paddr_to_nid); |
132 | |
133 | #if defined(CONFIG_SPARSEMEM) && defined(CONFIG_NUMA) |
134 | /* |
135 | diff --git a/arch/powerpc/include/asm/kvm_host.h b/arch/powerpc/include/asm/kvm_host.h |
136 | index bccc5051249e..2b6049e83970 100644 |
137 | --- a/arch/powerpc/include/asm/kvm_host.h |
138 | +++ b/arch/powerpc/include/asm/kvm_host.h |
139 | @@ -299,6 +299,7 @@ struct kvm_arch { |
140 | #ifdef CONFIG_PPC_BOOK3S_64 |
141 | struct list_head spapr_tce_tables; |
142 | struct list_head rtas_tokens; |
143 | + struct mutex rtas_token_lock; |
144 | DECLARE_BITMAP(enabled_hcalls, MAX_HCALL_OPCODE/4 + 1); |
145 | #endif |
146 | #ifdef CONFIG_KVM_MPIC |
147 | diff --git a/arch/powerpc/kvm/book3s.c b/arch/powerpc/kvm/book3s.c |
148 | index 87348e498c89..281f074581a3 100644 |
149 | --- a/arch/powerpc/kvm/book3s.c |
150 | +++ b/arch/powerpc/kvm/book3s.c |
151 | @@ -840,6 +840,7 @@ int kvmppc_core_init_vm(struct kvm *kvm) |
152 | #ifdef CONFIG_PPC64 |
153 | INIT_LIST_HEAD_RCU(&kvm->arch.spapr_tce_tables); |
154 | INIT_LIST_HEAD(&kvm->arch.rtas_tokens); |
155 | + mutex_init(&kvm->arch.rtas_token_lock); |
156 | #endif |
157 | |
158 | return kvm->arch.kvm_ops->init_vm(kvm); |
159 | diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c |
160 | index 3e3a71594e63..083dcedba11c 100644 |
161 | --- a/arch/powerpc/kvm/book3s_hv.c |
162 | +++ b/arch/powerpc/kvm/book3s_hv.c |
163 | @@ -426,12 +426,7 @@ static void kvmppc_dump_regs(struct kvm_vcpu *vcpu) |
164 | |
165 | static struct kvm_vcpu *kvmppc_find_vcpu(struct kvm *kvm, int id) |
166 | { |
167 | - struct kvm_vcpu *ret; |
168 | - |
169 | - mutex_lock(&kvm->lock); |
170 | - ret = kvm_get_vcpu_by_id(kvm, id); |
171 | - mutex_unlock(&kvm->lock); |
172 | - return ret; |
173 | + return kvm_get_vcpu_by_id(kvm, id); |
174 | } |
175 | |
176 | static void init_vpa(struct kvm_vcpu *vcpu, struct lppaca *vpa) |
177 | @@ -1309,7 +1304,6 @@ static void kvmppc_set_lpcr(struct kvm_vcpu *vcpu, u64 new_lpcr, |
178 | struct kvmppc_vcore *vc = vcpu->arch.vcore; |
179 | u64 mask; |
180 | |
181 | - mutex_lock(&kvm->lock); |
182 | spin_lock(&vc->lock); |
183 | /* |
184 | * If ILE (interrupt little-endian) has changed, update the |
185 | @@ -1349,7 +1343,6 @@ static void kvmppc_set_lpcr(struct kvm_vcpu *vcpu, u64 new_lpcr, |
186 | mask &= 0xFFFFFFFF; |
187 | vc->lpcr = (vc->lpcr & ~mask) | (new_lpcr & mask); |
188 | spin_unlock(&vc->lock); |
189 | - mutex_unlock(&kvm->lock); |
190 | } |
191 | |
192 | static int kvmppc_get_one_reg_hv(struct kvm_vcpu *vcpu, u64 id, |
193 | diff --git a/arch/powerpc/kvm/book3s_rtas.c b/arch/powerpc/kvm/book3s_rtas.c |
194 | index 2d3b2b1cc272..8f2355138f80 100644 |
195 | --- a/arch/powerpc/kvm/book3s_rtas.c |
196 | +++ b/arch/powerpc/kvm/book3s_rtas.c |
197 | @@ -146,7 +146,7 @@ static int rtas_token_undefine(struct kvm *kvm, char *name) |
198 | { |
199 | struct rtas_token_definition *d, *tmp; |
200 | |
201 | - lockdep_assert_held(&kvm->lock); |
202 | + lockdep_assert_held(&kvm->arch.rtas_token_lock); |
203 | |
204 | list_for_each_entry_safe(d, tmp, &kvm->arch.rtas_tokens, list) { |
205 | if (rtas_name_matches(d->handler->name, name)) { |
206 | @@ -167,7 +167,7 @@ static int rtas_token_define(struct kvm *kvm, char *name, u64 token) |
207 | bool found; |
208 | int i; |
209 | |
210 | - lockdep_assert_held(&kvm->lock); |
211 | + lockdep_assert_held(&kvm->arch.rtas_token_lock); |
212 | |
213 | list_for_each_entry(d, &kvm->arch.rtas_tokens, list) { |
214 | if (d->token == token) |
215 | @@ -206,14 +206,14 @@ int kvm_vm_ioctl_rtas_define_token(struct kvm *kvm, void __user *argp) |
216 | if (copy_from_user(&args, argp, sizeof(args))) |
217 | return -EFAULT; |
218 | |
219 | - mutex_lock(&kvm->lock); |
220 | + mutex_lock(&kvm->arch.rtas_token_lock); |
221 | |
222 | if (args.token) |
223 | rc = rtas_token_define(kvm, args.name, args.token); |
224 | else |
225 | rc = rtas_token_undefine(kvm, args.name); |
226 | |
227 | - mutex_unlock(&kvm->lock); |
228 | + mutex_unlock(&kvm->arch.rtas_token_lock); |
229 | |
230 | return rc; |
231 | } |
232 | @@ -245,7 +245,7 @@ int kvmppc_rtas_hcall(struct kvm_vcpu *vcpu) |
233 | orig_rets = args.rets; |
234 | args.rets = &args.args[be32_to_cpu(args.nargs)]; |
235 | |
236 | - mutex_lock(&vcpu->kvm->lock); |
237 | + mutex_lock(&vcpu->kvm->arch.rtas_token_lock); |
238 | |
239 | rc = -ENOENT; |
240 | list_for_each_entry(d, &vcpu->kvm->arch.rtas_tokens, list) { |
241 | @@ -256,7 +256,7 @@ int kvmppc_rtas_hcall(struct kvm_vcpu *vcpu) |
242 | } |
243 | } |
244 | |
245 | - mutex_unlock(&vcpu->kvm->lock); |
246 | + mutex_unlock(&vcpu->kvm->arch.rtas_token_lock); |
247 | |
248 | if (rc == 0) { |
249 | args.rets = orig_rets; |
250 | @@ -282,8 +282,6 @@ void kvmppc_rtas_tokens_free(struct kvm *kvm) |
251 | { |
252 | struct rtas_token_definition *d, *tmp; |
253 | |
254 | - lockdep_assert_held(&kvm->lock); |
255 | - |
256 | list_for_each_entry_safe(d, tmp, &kvm->arch.rtas_tokens, list) { |
257 | list_del(&d->list); |
258 | kfree(d); |
259 | diff --git a/arch/powerpc/platforms/powernv/opal-imc.c b/arch/powerpc/platforms/powernv/opal-imc.c |
260 | index 3d27f02695e4..828f6656f8f7 100644 |
261 | --- a/arch/powerpc/platforms/powernv/opal-imc.c |
262 | +++ b/arch/powerpc/platforms/powernv/opal-imc.c |
263 | @@ -161,6 +161,10 @@ static int imc_pmu_create(struct device_node *parent, int pmu_index, int domain) |
264 | struct imc_pmu *pmu_ptr; |
265 | u32 offset; |
266 | |
267 | + /* Return for unknown domain */ |
268 | + if (domain < 0) |
269 | + return -EINVAL; |
270 | + |
271 | /* memory for pmu */ |
272 | pmu_ptr = kzalloc(sizeof(*pmu_ptr), GFP_KERNEL); |
273 | if (!pmu_ptr) |
274 | diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c |
275 | index b7b01d762d32..e91814d1a27f 100644 |
276 | --- a/arch/x86/events/intel/ds.c |
277 | +++ b/arch/x86/events/intel/ds.c |
278 | @@ -684,7 +684,7 @@ struct event_constraint intel_core2_pebs_event_constraints[] = { |
279 | INTEL_FLAGS_UEVENT_CONSTRAINT(0x1fc7, 0x1), /* SIMD_INST_RETURED.ANY */ |
280 | INTEL_FLAGS_EVENT_CONSTRAINT(0xcb, 0x1), /* MEM_LOAD_RETIRED.* */ |
281 | /* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */ |
282 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x01), |
283 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x01), |
284 | EVENT_CONSTRAINT_END |
285 | }; |
286 | |
287 | @@ -693,7 +693,7 @@ struct event_constraint intel_atom_pebs_event_constraints[] = { |
288 | INTEL_FLAGS_UEVENT_CONSTRAINT(0x00c5, 0x1), /* MISPREDICTED_BRANCH_RETIRED */ |
289 | INTEL_FLAGS_EVENT_CONSTRAINT(0xcb, 0x1), /* MEM_LOAD_RETIRED.* */ |
290 | /* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */ |
291 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x01), |
292 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x01), |
293 | /* Allow all events as PEBS with no flags */ |
294 | INTEL_ALL_EVENT_CONSTRAINT(0, 0x1), |
295 | EVENT_CONSTRAINT_END |
296 | @@ -701,7 +701,7 @@ struct event_constraint intel_atom_pebs_event_constraints[] = { |
297 | |
298 | struct event_constraint intel_slm_pebs_event_constraints[] = { |
299 | /* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */ |
300 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x1), |
301 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x1), |
302 | /* Allow all events as PEBS with no flags */ |
303 | INTEL_ALL_EVENT_CONSTRAINT(0, 0x1), |
304 | EVENT_CONSTRAINT_END |
305 | @@ -726,7 +726,7 @@ struct event_constraint intel_nehalem_pebs_event_constraints[] = { |
306 | INTEL_FLAGS_EVENT_CONSTRAINT(0xcb, 0xf), /* MEM_LOAD_RETIRED.* */ |
307 | INTEL_FLAGS_EVENT_CONSTRAINT(0xf7, 0xf), /* FP_ASSIST.* */ |
308 | /* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */ |
309 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x0f), |
310 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x0f), |
311 | EVENT_CONSTRAINT_END |
312 | }; |
313 | |
314 | @@ -743,7 +743,7 @@ struct event_constraint intel_westmere_pebs_event_constraints[] = { |
315 | INTEL_FLAGS_EVENT_CONSTRAINT(0xcb, 0xf), /* MEM_LOAD_RETIRED.* */ |
316 | INTEL_FLAGS_EVENT_CONSTRAINT(0xf7, 0xf), /* FP_ASSIST.* */ |
317 | /* INST_RETIRED.ANY_P, inv=1, cmask=16 (cycles:p). */ |
318 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x0f), |
319 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x0f), |
320 | EVENT_CONSTRAINT_END |
321 | }; |
322 | |
323 | @@ -752,7 +752,7 @@ struct event_constraint intel_snb_pebs_event_constraints[] = { |
324 | INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */ |
325 | INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */ |
326 | /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ |
327 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), |
328 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c2, 0xf), |
329 | INTEL_EXCLEVT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */ |
330 | INTEL_EXCLEVT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */ |
331 | INTEL_EXCLEVT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */ |
332 | @@ -767,9 +767,9 @@ struct event_constraint intel_ivb_pebs_event_constraints[] = { |
333 | INTEL_PLD_CONSTRAINT(0x01cd, 0x8), /* MEM_TRANS_RETIRED.LAT_ABOVE_THR */ |
334 | INTEL_PST_CONSTRAINT(0x02cd, 0x8), /* MEM_TRANS_RETIRED.PRECISE_STORES */ |
335 | /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ |
336 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), |
337 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c2, 0xf), |
338 | /* INST_RETIRED.PREC_DIST, inv=1, cmask=16 (cycles:ppp). */ |
339 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c0, 0x2), |
340 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c0, 0x2), |
341 | INTEL_EXCLEVT_CONSTRAINT(0xd0, 0xf), /* MEM_UOP_RETIRED.* */ |
342 | INTEL_EXCLEVT_CONSTRAINT(0xd1, 0xf), /* MEM_LOAD_UOPS_RETIRED.* */ |
343 | INTEL_EXCLEVT_CONSTRAINT(0xd2, 0xf), /* MEM_LOAD_UOPS_LLC_HIT_RETIRED.* */ |
344 | @@ -783,9 +783,9 @@ struct event_constraint intel_hsw_pebs_event_constraints[] = { |
345 | INTEL_FLAGS_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PRECDIST */ |
346 | INTEL_PLD_CONSTRAINT(0x01cd, 0xf), /* MEM_TRANS_RETIRED.* */ |
347 | /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ |
348 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), |
349 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c2, 0xf), |
350 | /* INST_RETIRED.PREC_DIST, inv=1, cmask=16 (cycles:ppp). */ |
351 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c0, 0x2), |
352 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c0, 0x2), |
353 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_NA(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ |
354 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_XLD(0x11d0, 0xf), /* MEM_UOPS_RETIRED.STLB_MISS_LOADS */ |
355 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_XLD(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */ |
356 | @@ -806,9 +806,9 @@ struct event_constraint intel_bdw_pebs_event_constraints[] = { |
357 | INTEL_FLAGS_UEVENT_CONSTRAINT(0x01c0, 0x2), /* INST_RETIRED.PRECDIST */ |
358 | INTEL_PLD_CONSTRAINT(0x01cd, 0xf), /* MEM_TRANS_RETIRED.* */ |
359 | /* UOPS_RETIRED.ALL, inv=1, cmask=16 (cycles:p). */ |
360 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c2, 0xf), |
361 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c2, 0xf), |
362 | /* INST_RETIRED.PREC_DIST, inv=1, cmask=16 (cycles:ppp). */ |
363 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c0, 0x2), |
364 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c0, 0x2), |
365 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_NA(0x01c2, 0xf), /* UOPS_RETIRED.ALL */ |
366 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x11d0, 0xf), /* MEM_UOPS_RETIRED.STLB_MISS_LOADS */ |
367 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x21d0, 0xf), /* MEM_UOPS_RETIRED.LOCK_LOADS */ |
368 | @@ -829,9 +829,9 @@ struct event_constraint intel_bdw_pebs_event_constraints[] = { |
369 | struct event_constraint intel_skl_pebs_event_constraints[] = { |
370 | INTEL_FLAGS_UEVENT_CONSTRAINT(0x1c0, 0x2), /* INST_RETIRED.PREC_DIST */ |
371 | /* INST_RETIRED.PREC_DIST, inv=1, cmask=16 (cycles:ppp). */ |
372 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108001c0, 0x2), |
373 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108001c0, 0x2), |
374 | /* INST_RETIRED.TOTAL_CYCLES_PS (inv=1, cmask=16) (cycles:p). */ |
375 | - INTEL_FLAGS_EVENT_CONSTRAINT(0x108000c0, 0x0f), |
376 | + INTEL_FLAGS_UEVENT_CONSTRAINT(0x108000c0, 0x0f), |
377 | INTEL_PLD_CONSTRAINT(0x1cd, 0xf), /* MEM_TRANS_RETIRED.* */ |
378 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_LD(0x11d0, 0xf), /* MEM_INST_RETIRED.STLB_MISS_LOADS */ |
379 | INTEL_FLAGS_UEVENT_CONSTRAINT_DATALA_ST(0x12d0, 0xf), /* MEM_INST_RETIRED.STLB_MISS_STORES */ |
380 | diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c |
381 | index 6a25278e0092..da1f5e78363e 100644 |
382 | --- a/arch/x86/kernel/cpu/amd.c |
383 | +++ b/arch/x86/kernel/cpu/amd.c |
384 | @@ -819,8 +819,11 @@ static void init_amd_zn(struct cpuinfo_x86 *c) |
385 | { |
386 | set_cpu_cap(c, X86_FEATURE_ZEN); |
387 | |
388 | - /* Fix erratum 1076: CPB feature bit not being set in CPUID. */ |
389 | - if (!cpu_has(c, X86_FEATURE_CPB)) |
390 | + /* |
391 | + * Fix erratum 1076: CPB feature bit not being set in CPUID. |
392 | + * Always set it, except when running under a hypervisor. |
393 | + */ |
394 | + if (!cpu_has(c, X86_FEATURE_HYPERVISOR) && !cpu_has(c, X86_FEATURE_CPB)) |
395 | set_cpu_cap(c, X86_FEATURE_CPB); |
396 | } |
397 | |
398 | diff --git a/drivers/acpi/device_pm.c b/drivers/acpi/device_pm.c |
399 | index a7c2673ffd36..1806260938e8 100644 |
400 | --- a/drivers/acpi/device_pm.c |
401 | +++ b/drivers/acpi/device_pm.c |
402 | @@ -948,8 +948,8 @@ static bool acpi_dev_needs_resume(struct device *dev, struct acpi_device *adev) |
403 | u32 sys_target = acpi_target_system_state(); |
404 | int ret, state; |
405 | |
406 | - if (!pm_runtime_suspended(dev) || !adev || |
407 | - device_may_wakeup(dev) != !!adev->wakeup.prepare_count) |
408 | + if (!pm_runtime_suspended(dev) || !adev || (adev->wakeup.flags.valid && |
409 | + device_may_wakeup(dev) != !!adev->wakeup.prepare_count)) |
410 | return true; |
411 | |
412 | if (sys_target == ACPI_STATE_S0) |
413 | diff --git a/drivers/clk/ti/clkctrl.c b/drivers/clk/ti/clkctrl.c |
414 | index 421b05392220..ca3218337fd7 100644 |
415 | --- a/drivers/clk/ti/clkctrl.c |
416 | +++ b/drivers/clk/ti/clkctrl.c |
417 | @@ -137,9 +137,6 @@ static int _omap4_clkctrl_clk_enable(struct clk_hw *hw) |
418 | int ret; |
419 | union omap4_timeout timeout = { 0 }; |
420 | |
421 | - if (!clk->enable_bit) |
422 | - return 0; |
423 | - |
424 | if (clk->clkdm) { |
425 | ret = ti_clk_ll_ops->clkdm_clk_enable(clk->clkdm, hw->clk); |
426 | if (ret) { |
427 | @@ -151,6 +148,9 @@ static int _omap4_clkctrl_clk_enable(struct clk_hw *hw) |
428 | } |
429 | } |
430 | |
431 | + if (!clk->enable_bit) |
432 | + return 0; |
433 | + |
434 | val = ti_clk_ll_ops->clk_readl(&clk->enable_reg); |
435 | |
436 | val &= ~OMAP4_MODULEMODE_MASK; |
437 | @@ -179,7 +179,7 @@ static void _omap4_clkctrl_clk_disable(struct clk_hw *hw) |
438 | union omap4_timeout timeout = { 0 }; |
439 | |
440 | if (!clk->enable_bit) |
441 | - return; |
442 | + goto exit; |
443 | |
444 | val = ti_clk_ll_ops->clk_readl(&clk->enable_reg); |
445 | |
446 | diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig |
447 | index 4f52c3a8ec99..ed51221621a5 100644 |
448 | --- a/drivers/gpio/Kconfig |
449 | +++ b/drivers/gpio/Kconfig |
450 | @@ -784,6 +784,7 @@ config GPIO_ADP5588 |
451 | config GPIO_ADP5588_IRQ |
452 | bool "Interrupt controller support for ADP5588" |
453 | depends on GPIO_ADP5588=y |
454 | + select GPIOLIB_IRQCHIP |
455 | help |
456 | Say yes here to enable the adp5588 to be used as an interrupt |
457 | controller. It requires the driver to be built in the kernel. |
458 | diff --git a/drivers/gpu/drm/etnaviv/etnaviv_dump.c b/drivers/gpu/drm/etnaviv/etnaviv_dump.c |
459 | index 9146e30e24a6..468dff2f7904 100644 |
460 | --- a/drivers/gpu/drm/etnaviv/etnaviv_dump.c |
461 | +++ b/drivers/gpu/drm/etnaviv/etnaviv_dump.c |
462 | @@ -124,6 +124,8 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu) |
463 | return; |
464 | etnaviv_dump_core = false; |
465 | |
466 | + mutex_lock(&gpu->mmu->lock); |
467 | + |
468 | mmu_size = etnaviv_iommu_dump_size(gpu->mmu); |
469 | |
470 | /* We always dump registers, mmu, ring and end marker */ |
471 | @@ -166,6 +168,7 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu) |
472 | iter.start = __vmalloc(file_size, GFP_KERNEL | __GFP_NOWARN | __GFP_NORETRY, |
473 | PAGE_KERNEL); |
474 | if (!iter.start) { |
475 | + mutex_unlock(&gpu->mmu->lock); |
476 | dev_warn(gpu->dev, "failed to allocate devcoredump file\n"); |
477 | return; |
478 | } |
479 | @@ -233,6 +236,8 @@ void etnaviv_core_dump(struct etnaviv_gpu *gpu) |
480 | obj->base.size); |
481 | } |
482 | |
483 | + mutex_unlock(&gpu->mmu->lock); |
484 | + |
485 | etnaviv_core_dump_header(&iter, ETDUMP_BUF_END, iter.data); |
486 | |
487 | dev_coredumpv(gpu->dev, iter.start, iter.data - iter.start, GFP_KERNEL); |
488 | diff --git a/drivers/i2c/i2c-dev.c b/drivers/i2c/i2c-dev.c |
489 | index ccd76c71af09..cb07651f4b46 100644 |
490 | --- a/drivers/i2c/i2c-dev.c |
491 | +++ b/drivers/i2c/i2c-dev.c |
492 | @@ -283,6 +283,7 @@ static noinline int i2cdev_ioctl_rdwr(struct i2c_client *client, |
493 | msgs[i].len < 1 || msgs[i].buf[0] < 1 || |
494 | msgs[i].len < msgs[i].buf[0] + |
495 | I2C_SMBUS_BLOCK_MAX) { |
496 | + i++; |
497 | res = -EINVAL; |
498 | break; |
499 | } |
500 | diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c |
501 | index b2abc44fa5cb..a73337b74f41 100644 |
502 | --- a/drivers/isdn/mISDN/socket.c |
503 | +++ b/drivers/isdn/mISDN/socket.c |
504 | @@ -394,7 +394,7 @@ data_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) |
505 | memcpy(di.channelmap, dev->channelmap, |
506 | sizeof(di.channelmap)); |
507 | di.nrbchan = dev->nrbchan; |
508 | - strcpy(di.name, dev_name(&dev->dev)); |
509 | + strscpy(di.name, dev_name(&dev->dev), sizeof(di.name)); |
510 | if (copy_to_user((void __user *)arg, &di, sizeof(di))) |
511 | err = -EFAULT; |
512 | } else |
513 | @@ -677,7 +677,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) |
514 | memcpy(di.channelmap, dev->channelmap, |
515 | sizeof(di.channelmap)); |
516 | di.nrbchan = dev->nrbchan; |
517 | - strcpy(di.name, dev_name(&dev->dev)); |
518 | + strscpy(di.name, dev_name(&dev->dev), sizeof(di.name)); |
519 | if (copy_to_user((void __user *)arg, &di, sizeof(di))) |
520 | err = -EFAULT; |
521 | } else |
522 | @@ -691,6 +691,7 @@ base_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg) |
523 | err = -EFAULT; |
524 | break; |
525 | } |
526 | + dn.name[sizeof(dn.name) - 1] = '\0'; |
527 | dev = get_mdevice(dn.id); |
528 | if (dev) |
529 | err = device_rename(&dev->dev, dn.name); |
530 | diff --git a/drivers/net/dsa/rtl8366.c b/drivers/net/dsa/rtl8366.c |
531 | index 6dedd43442cc..35b767baf21f 100644 |
532 | --- a/drivers/net/dsa/rtl8366.c |
533 | +++ b/drivers/net/dsa/rtl8366.c |
534 | @@ -307,7 +307,8 @@ int rtl8366_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering) |
535 | struct rtl8366_vlan_4k vlan4k; |
536 | int ret; |
537 | |
538 | - if (!smi->ops->is_vlan_valid(smi, port)) |
539 | + /* Use VLAN nr port + 1 since VLAN0 is not valid */ |
540 | + if (!smi->ops->is_vlan_valid(smi, port + 1)) |
541 | return -EINVAL; |
542 | |
543 | dev_info(smi->dev, "%s filtering on port %d\n", |
544 | @@ -318,12 +319,12 @@ int rtl8366_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering) |
545 | * The hardware support filter ID (FID) 0..7, I have no clue how to |
546 | * support this in the driver when the callback only says on/off. |
547 | */ |
548 | - ret = smi->ops->get_vlan_4k(smi, port, &vlan4k); |
549 | + ret = smi->ops->get_vlan_4k(smi, port + 1, &vlan4k); |
550 | if (ret) |
551 | return ret; |
552 | |
553 | /* Just set the filter to FID 1 for now then */ |
554 | - ret = rtl8366_set_vlan(smi, port, |
555 | + ret = rtl8366_set_vlan(smi, port + 1, |
556 | vlan4k.member, |
557 | vlan4k.untag, |
558 | 1); |
559 | diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c |
560 | index 6f3312350cac..b3c7994d73eb 100644 |
561 | --- a/drivers/net/ethernet/aquantia/atlantic/aq_ring.c |
562 | +++ b/drivers/net/ethernet/aquantia/atlantic/aq_ring.c |
563 | @@ -139,10 +139,10 @@ void aq_ring_queue_stop(struct aq_ring_s *ring) |
564 | bool aq_ring_tx_clean(struct aq_ring_s *self) |
565 | { |
566 | struct device *dev = aq_nic_get_dev(self->aq_nic); |
567 | - unsigned int budget = AQ_CFG_TX_CLEAN_BUDGET; |
568 | + unsigned int budget; |
569 | |
570 | - for (; self->sw_head != self->hw_head && budget--; |
571 | - self->sw_head = aq_ring_next_dx(self, self->sw_head)) { |
572 | + for (budget = AQ_CFG_TX_CLEAN_BUDGET; |
573 | + budget && self->sw_head != self->hw_head; budget--) { |
574 | struct aq_ring_buff_s *buff = &self->buff_ring[self->sw_head]; |
575 | |
576 | if (likely(buff->is_mapped)) { |
577 | @@ -167,6 +167,7 @@ bool aq_ring_tx_clean(struct aq_ring_s *self) |
578 | |
579 | buff->pa = 0U; |
580 | buff->eop_index = 0xffffU; |
581 | + self->sw_head = aq_ring_next_dx(self, self->sw_head); |
582 | } |
583 | |
584 | return !!budget; |
585 | diff --git a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c |
586 | index 56363ff5c891..51cd1f98bcf0 100644 |
587 | --- a/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c |
588 | +++ b/drivers/net/ethernet/aquantia/atlantic/hw_atl/hw_atl_b0.c |
589 | @@ -695,38 +695,41 @@ static int hw_atl_b0_hw_ring_rx_receive(struct aq_hw_s *self, |
590 | if ((rx_stat & BIT(0)) || rxd_wb->type & 0x1000U) { |
591 | /* MAC error or DMA error */ |
592 | buff->is_error = 1U; |
593 | - } else { |
594 | - if (self->aq_nic_cfg->is_rss) { |
595 | - /* last 4 byte */ |
596 | - u16 rss_type = rxd_wb->type & 0xFU; |
597 | - |
598 | - if (rss_type && rss_type < 0x8U) { |
599 | - buff->is_hash_l4 = (rss_type == 0x4 || |
600 | - rss_type == 0x5); |
601 | - buff->rss_hash = rxd_wb->rss_hash; |
602 | - } |
603 | + } |
604 | + if (self->aq_nic_cfg->is_rss) { |
605 | + /* last 4 byte */ |
606 | + u16 rss_type = rxd_wb->type & 0xFU; |
607 | + |
608 | + if (rss_type && rss_type < 0x8U) { |
609 | + buff->is_hash_l4 = (rss_type == 0x4 || |
610 | + rss_type == 0x5); |
611 | + buff->rss_hash = rxd_wb->rss_hash; |
612 | } |
613 | + } |
614 | |
615 | - if (HW_ATL_B0_RXD_WB_STAT2_EOP & rxd_wb->status) { |
616 | - buff->len = rxd_wb->pkt_len % |
617 | - AQ_CFG_RX_FRAME_MAX; |
618 | - buff->len = buff->len ? |
619 | - buff->len : AQ_CFG_RX_FRAME_MAX; |
620 | - buff->next = 0U; |
621 | - buff->is_eop = 1U; |
622 | + if (HW_ATL_B0_RXD_WB_STAT2_EOP & rxd_wb->status) { |
623 | + buff->len = rxd_wb->pkt_len % |
624 | + AQ_CFG_RX_FRAME_MAX; |
625 | + buff->len = buff->len ? |
626 | + buff->len : AQ_CFG_RX_FRAME_MAX; |
627 | + buff->next = 0U; |
628 | + buff->is_eop = 1U; |
629 | + } else { |
630 | + buff->len = |
631 | + rxd_wb->pkt_len > AQ_CFG_RX_FRAME_MAX ? |
632 | + AQ_CFG_RX_FRAME_MAX : rxd_wb->pkt_len; |
633 | + |
634 | + if (HW_ATL_B0_RXD_WB_STAT2_RSCCNT & |
635 | + rxd_wb->status) { |
636 | + /* LRO */ |
637 | + buff->next = rxd_wb->next_desc_ptr; |
638 | + ++ring->stats.rx.lro_packets; |
639 | } else { |
640 | - if (HW_ATL_B0_RXD_WB_STAT2_RSCCNT & |
641 | - rxd_wb->status) { |
642 | - /* LRO */ |
643 | - buff->next = rxd_wb->next_desc_ptr; |
644 | - ++ring->stats.rx.lro_packets; |
645 | - } else { |
646 | - /* jumbo */ |
647 | - buff->next = |
648 | - aq_ring_next_dx(ring, |
649 | - ring->hw_head); |
650 | - ++ring->stats.rx.jumbo_packets; |
651 | - } |
652 | + /* jumbo */ |
653 | + buff->next = |
654 | + aq_ring_next_dx(ring, |
655 | + ring->hw_head); |
656 | + ++ring->stats.rx.jumbo_packets; |
657 | } |
658 | } |
659 | } |
660 | diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c |
661 | index 66535d1653f6..f16853c3c851 100644 |
662 | --- a/drivers/net/ethernet/dec/tulip/de4x5.c |
663 | +++ b/drivers/net/ethernet/dec/tulip/de4x5.c |
664 | @@ -2107,7 +2107,6 @@ static struct eisa_driver de4x5_eisa_driver = { |
665 | .remove = de4x5_eisa_remove, |
666 | } |
667 | }; |
668 | -MODULE_DEVICE_TABLE(eisa, de4x5_eisa_ids); |
669 | #endif |
670 | |
671 | #ifdef CONFIG_PCI |
672 | diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c |
673 | index 3f6749fc889f..bfb16a474490 100644 |
674 | --- a/drivers/net/ethernet/emulex/benet/be_ethtool.c |
675 | +++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c |
676 | @@ -1105,7 +1105,7 @@ static int be_get_rxnfc(struct net_device *netdev, struct ethtool_rxnfc *cmd, |
677 | cmd->data = be_get_rss_hash_opts(adapter, cmd->flow_type); |
678 | break; |
679 | case ETHTOOL_GRXRINGS: |
680 | - cmd->data = adapter->num_rx_qs - 1; |
681 | + cmd->data = adapter->num_rx_qs; |
682 | break; |
683 | default: |
684 | return -EINVAL; |
685 | diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c |
686 | index 392fd895f278..ae2240074d8e 100644 |
687 | --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c |
688 | +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c |
689 | @@ -1905,8 +1905,7 @@ static int mvpp2_prs_ip6_init(struct mvpp2 *priv) |
690 | } |
691 | |
692 | /* Find tcam entry with matched pair <vid,port> */ |
693 | -static int mvpp2_prs_vid_range_find(struct mvpp2 *priv, int pmap, u16 vid, |
694 | - u16 mask) |
695 | +static int mvpp2_prs_vid_range_find(struct mvpp2_port *port, u16 vid, u16 mask) |
696 | { |
697 | unsigned char byte[2], enable[2]; |
698 | struct mvpp2_prs_entry pe; |
699 | @@ -1914,13 +1913,13 @@ static int mvpp2_prs_vid_range_find(struct mvpp2 *priv, int pmap, u16 vid, |
700 | int tid; |
701 | |
702 | /* Go through the all entries with MVPP2_PRS_LU_VID */ |
703 | - for (tid = MVPP2_PE_VID_FILT_RANGE_START; |
704 | - tid <= MVPP2_PE_VID_FILT_RANGE_END; tid++) { |
705 | - if (!priv->prs_shadow[tid].valid || |
706 | - priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VID) |
707 | + for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id); |
708 | + tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) { |
709 | + if (!port->priv->prs_shadow[tid].valid || |
710 | + port->priv->prs_shadow[tid].lu != MVPP2_PRS_LU_VID) |
711 | continue; |
712 | |
713 | - mvpp2_prs_init_from_hw(priv, &pe, tid); |
714 | + mvpp2_prs_init_from_hw(port->priv, &pe, tid); |
715 | |
716 | mvpp2_prs_tcam_data_byte_get(&pe, 2, &byte[0], &enable[0]); |
717 | mvpp2_prs_tcam_data_byte_get(&pe, 3, &byte[1], &enable[1]); |
718 | @@ -1950,7 +1949,7 @@ int mvpp2_prs_vid_entry_add(struct mvpp2_port *port, u16 vid) |
719 | memset(&pe, 0, sizeof(pe)); |
720 | |
721 | /* Scan TCAM and see if entry with this <vid,port> already exist */ |
722 | - tid = mvpp2_prs_vid_range_find(priv, (1 << port->id), vid, mask); |
723 | + tid = mvpp2_prs_vid_range_find(port, vid, mask); |
724 | |
725 | reg_val = mvpp2_read(priv, MVPP2_MH_REG(port->id)); |
726 | if (reg_val & MVPP2_DSA_EXTENDED) |
727 | @@ -2008,7 +2007,7 @@ void mvpp2_prs_vid_entry_remove(struct mvpp2_port *port, u16 vid) |
728 | int tid; |
729 | |
730 | /* Scan TCAM and see if entry with this <vid,port> already exist */ |
731 | - tid = mvpp2_prs_vid_range_find(priv, (1 << port->id), vid, 0xfff); |
732 | + tid = mvpp2_prs_vid_range_find(port, vid, 0xfff); |
733 | |
734 | /* No such entry */ |
735 | if (tid < 0) |
736 | @@ -2026,8 +2025,10 @@ void mvpp2_prs_vid_remove_all(struct mvpp2_port *port) |
737 | |
738 | for (tid = MVPP2_PRS_VID_PORT_FIRST(port->id); |
739 | tid <= MVPP2_PRS_VID_PORT_LAST(port->id); tid++) { |
740 | - if (priv->prs_shadow[tid].valid) |
741 | - mvpp2_prs_vid_entry_remove(port, tid); |
742 | + if (priv->prs_shadow[tid].valid) { |
743 | + mvpp2_prs_hw_inv(priv, tid); |
744 | + priv->prs_shadow[tid].valid = false; |
745 | + } |
746 | } |
747 | } |
748 | |
749 | diff --git a/drivers/net/ethernet/mellanox/mlx5/core/dev.c b/drivers/net/ethernet/mellanox/mlx5/core/dev.c |
750 | index 37ba7c78859d..1c225be9c7db 100644 |
751 | --- a/drivers/net/ethernet/mellanox/mlx5/core/dev.c |
752 | +++ b/drivers/net/ethernet/mellanox/mlx5/core/dev.c |
753 | @@ -342,11 +342,32 @@ void mlx5_unregister_interface(struct mlx5_interface *intf) |
754 | } |
755 | EXPORT_SYMBOL(mlx5_unregister_interface); |
756 | |
757 | +/* Must be called with intf_mutex held */ |
758 | +static bool mlx5_has_added_dev_by_protocol(struct mlx5_core_dev *mdev, int protocol) |
759 | +{ |
760 | + struct mlx5_device_context *dev_ctx; |
761 | + struct mlx5_interface *intf; |
762 | + bool found = false; |
763 | + |
764 | + list_for_each_entry(intf, &intf_list, list) { |
765 | + if (intf->protocol == protocol) { |
766 | + dev_ctx = mlx5_get_device(intf, &mdev->priv); |
767 | + if (dev_ctx && test_bit(MLX5_INTERFACE_ADDED, &dev_ctx->state)) |
768 | + found = true; |
769 | + break; |
770 | + } |
771 | + } |
772 | + |
773 | + return found; |
774 | +} |
775 | + |
776 | void mlx5_reload_interface(struct mlx5_core_dev *mdev, int protocol) |
777 | { |
778 | mutex_lock(&mlx5_intf_mutex); |
779 | - mlx5_remove_dev_by_protocol(mdev, protocol); |
780 | - mlx5_add_dev_by_protocol(mdev, protocol); |
781 | + if (mlx5_has_added_dev_by_protocol(mdev, protocol)) { |
782 | + mlx5_remove_dev_by_protocol(mdev, protocol); |
783 | + mlx5_add_dev_by_protocol(mdev, protocol); |
784 | + } |
785 | mutex_unlock(&mlx5_intf_mutex); |
786 | } |
787 | |
788 | diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c |
789 | index c5b82e283d13..ff2f6b8e2fab 100644 |
790 | --- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c |
791 | +++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c |
792 | @@ -2488,6 +2488,10 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev, |
793 | mlxsw_reg_ptys_eth_unpack(ptys_pl, ð_proto_cap, NULL, NULL); |
794 | |
795 | autoneg = cmd->base.autoneg == AUTONEG_ENABLE; |
796 | + if (!autoneg && cmd->base.speed == SPEED_56000) { |
797 | + netdev_err(dev, "56G not supported with autoneg off\n"); |
798 | + return -EINVAL; |
799 | + } |
800 | eth_proto_new = autoneg ? |
801 | mlxsw_sp_to_ptys_advert_link(cmd) : |
802 | mlxsw_sp_to_ptys_speed(cmd->base.speed); |
803 | diff --git a/drivers/net/ethernet/renesas/sh_eth.c b/drivers/net/ethernet/renesas/sh_eth.c |
804 | index f27a0dc8c563..5e3e6e262ba3 100644 |
805 | --- a/drivers/net/ethernet/renesas/sh_eth.c |
806 | +++ b/drivers/net/ethernet/renesas/sh_eth.c |
807 | @@ -1588,6 +1588,10 @@ static void sh_eth_dev_exit(struct net_device *ndev) |
808 | sh_eth_get_stats(ndev); |
809 | mdp->cd->soft_reset(ndev); |
810 | |
811 | + /* Set the RMII mode again if required */ |
812 | + if (mdp->cd->rmiimode) |
813 | + sh_eth_write(ndev, 0x1, RMIIMODE); |
814 | + |
815 | /* Set MAC address again */ |
816 | update_mac_address(ndev); |
817 | } |
818 | diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |
819 | index 50c00822b2d8..45e64d71a93f 100644 |
820 | --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |
821 | +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c |
822 | @@ -3319,6 +3319,7 @@ static inline void stmmac_rx_refill(struct stmmac_priv *priv, u32 queue) |
823 | entry = STMMAC_GET_ENTRY(entry, DMA_RX_SIZE); |
824 | } |
825 | rx_q->dirty_rx = entry; |
826 | + stmmac_set_rx_tail_ptr(priv, priv->ioaddr, rx_q->rx_tail_addr, queue); |
827 | } |
828 | |
829 | /** |
830 | diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c |
831 | index 9d699bd5f715..cf6b9b1771f1 100644 |
832 | --- a/drivers/net/hyperv/netvsc_drv.c |
833 | +++ b/drivers/net/hyperv/netvsc_drv.c |
834 | @@ -2405,7 +2405,7 @@ static struct hv_driver netvsc_drv = { |
835 | .probe = netvsc_probe, |
836 | .remove = netvsc_remove, |
837 | .driver = { |
838 | - .probe_type = PROBE_PREFER_ASYNCHRONOUS, |
839 | + .probe_type = PROBE_FORCE_SYNCHRONOUS, |
840 | }, |
841 | }; |
842 | |
843 | diff --git a/drivers/net/phy/dp83867.c b/drivers/net/phy/dp83867.c |
844 | index b3935778b19f..e4bf9e7d7583 100644 |
845 | --- a/drivers/net/phy/dp83867.c |
846 | +++ b/drivers/net/phy/dp83867.c |
847 | @@ -260,10 +260,8 @@ static int dp83867_config_init(struct phy_device *phydev) |
848 | ret = phy_write(phydev, MII_DP83867_PHYCTRL, val); |
849 | if (ret) |
850 | return ret; |
851 | - } |
852 | |
853 | - if ((phydev->interface >= PHY_INTERFACE_MODE_RGMII_ID) && |
854 | - (phydev->interface <= PHY_INTERFACE_MODE_RGMII_RXID)) { |
855 | + /* Set up RGMII delays */ |
856 | val = phy_read_mmd(phydev, DP83867_DEVADDR, DP83867_RGMIICTL); |
857 | |
858 | if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) |
859 | diff --git a/drivers/net/phy/phylink.c b/drivers/net/phy/phylink.c |
860 | index f6e70f2dfd12..e029c7977a56 100644 |
861 | --- a/drivers/net/phy/phylink.c |
862 | +++ b/drivers/net/phy/phylink.c |
863 | @@ -54,6 +54,10 @@ struct phylink { |
864 | |
865 | /* The link configuration settings */ |
866 | struct phylink_link_state link_config; |
867 | + |
868 | + /* The current settings */ |
869 | + phy_interface_t cur_interface; |
870 | + |
871 | struct gpio_desc *link_gpio; |
872 | struct timer_list link_poll; |
873 | void (*get_fixed_state)(struct net_device *dev, |
874 | @@ -477,12 +481,12 @@ static void phylink_resolve(struct work_struct *w) |
875 | if (!link_state.link) { |
876 | netif_carrier_off(ndev); |
877 | pl->ops->mac_link_down(ndev, pl->link_an_mode, |
878 | - pl->phy_state.interface); |
879 | + pl->cur_interface); |
880 | netdev_info(ndev, "Link is Down\n"); |
881 | } else { |
882 | + pl->cur_interface = link_state.interface; |
883 | pl->ops->mac_link_up(ndev, pl->link_an_mode, |
884 | - pl->phy_state.interface, |
885 | - pl->phydev); |
886 | + pl->cur_interface, pl->phydev); |
887 | |
888 | netif_carrier_on(ndev); |
889 | |
890 | diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c |
891 | index f8436d1c4d45..f7218c1673ce 100644 |
892 | --- a/drivers/pci/pci-acpi.c |
893 | +++ b/drivers/pci/pci-acpi.c |
894 | @@ -625,7 +625,8 @@ static bool acpi_pci_need_resume(struct pci_dev *dev) |
895 | if (!adev || !acpi_device_power_manageable(adev)) |
896 | return false; |
897 | |
898 | - if (device_may_wakeup(&dev->dev) != !!adev->wakeup.prepare_count) |
899 | + if (adev->wakeup.flags.valid && |
900 | + device_may_wakeup(&dev->dev) != !!adev->wakeup.prepare_count) |
901 | return true; |
902 | |
903 | if (acpi_target_system_state() == ACPI_STATE_S0) |
904 | diff --git a/drivers/scsi/cxgbi/libcxgbi.c b/drivers/scsi/cxgbi/libcxgbi.c |
905 | index f2c561ca731a..cd2c247d6d0c 100644 |
906 | --- a/drivers/scsi/cxgbi/libcxgbi.c |
907 | +++ b/drivers/scsi/cxgbi/libcxgbi.c |
908 | @@ -641,6 +641,10 @@ cxgbi_check_route(struct sockaddr *dst_addr, int ifindex) |
909 | |
910 | if (ndev->flags & IFF_LOOPBACK) { |
911 | ndev = ip_dev_find(&init_net, daddr->sin_addr.s_addr); |
912 | + if (!ndev) { |
913 | + err = -ENETUNREACH; |
914 | + goto rel_neigh; |
915 | + } |
916 | mtu = ndev->mtu; |
917 | pr_info("rt dev %s, loopback -> %s, mtu %u.\n", |
918 | n->dev->name, ndev->name, mtu); |
919 | diff --git a/drivers/scsi/device_handler/scsi_dh_alua.c b/drivers/scsi/device_handler/scsi_dh_alua.c |
920 | index 12dc7100bb4c..d1154baa9436 100644 |
921 | --- a/drivers/scsi/device_handler/scsi_dh_alua.c |
922 | +++ b/drivers/scsi/device_handler/scsi_dh_alua.c |
923 | @@ -1173,10 +1173,8 @@ static int __init alua_init(void) |
924 | int r; |
925 | |
926 | kaluad_wq = alloc_workqueue("kaluad", WQ_MEM_RECLAIM, 0); |
927 | - if (!kaluad_wq) { |
928 | - /* Temporary failure, bypass */ |
929 | - return SCSI_DH_DEV_TEMP_BUSY; |
930 | - } |
931 | + if (!kaluad_wq) |
932 | + return -ENOMEM; |
933 | |
934 | r = scsi_register_device_handler(&alua_dh); |
935 | if (r != 0) { |
936 | diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c |
937 | index 231eb79efa32..b141d1061f38 100644 |
938 | --- a/drivers/scsi/libsas/sas_expander.c |
939 | +++ b/drivers/scsi/libsas/sas_expander.c |
940 | @@ -989,6 +989,8 @@ static struct domain_device *sas_ex_discover_expander( |
941 | list_del(&child->dev_list_node); |
942 | spin_unlock_irq(&parent->port->dev_list_lock); |
943 | sas_put_device(child); |
944 | + sas_port_delete(phy->port); |
945 | + phy->port = NULL; |
946 | return NULL; |
947 | } |
948 | list_add_tail(&child->siblings, &parent->ex_dev.children); |
949 | diff --git a/drivers/scsi/smartpqi/smartpqi_init.c b/drivers/scsi/smartpqi/smartpqi_init.c |
950 | index 3781e8109dd7..411d656f2530 100644 |
951 | --- a/drivers/scsi/smartpqi/smartpqi_init.c |
952 | +++ b/drivers/scsi/smartpqi/smartpqi_init.c |
953 | @@ -6378,7 +6378,7 @@ static int pqi_pci_init(struct pqi_ctrl_info *ctrl_info) |
954 | else |
955 | mask = DMA_BIT_MASK(32); |
956 | |
957 | - rc = dma_set_mask(&ctrl_info->pci_dev->dev, mask); |
958 | + rc = dma_set_mask_and_coherent(&ctrl_info->pci_dev->dev, mask); |
959 | if (rc) { |
960 | dev_err(&ctrl_info->pci_dev->dev, "failed to set DMA mask\n"); |
961 | goto disable_device; |
962 | diff --git a/drivers/staging/vc04_services/bcm2835-camera/controls.c b/drivers/staging/vc04_services/bcm2835-camera/controls.c |
963 | index cff7b1e07153..b688ebc01740 100644 |
964 | --- a/drivers/staging/vc04_services/bcm2835-camera/controls.c |
965 | +++ b/drivers/staging/vc04_services/bcm2835-camera/controls.c |
966 | @@ -576,7 +576,7 @@ exit: |
967 | dev->colourfx.enable ? "true" : "false", |
968 | dev->colourfx.u, dev->colourfx.v, |
969 | ret, (ret == 0 ? 0 : -EINVAL)); |
970 | - return (ret == 0 ? 0 : EINVAL); |
971 | + return (ret == 0 ? 0 : -EINVAL); |
972 | } |
973 | |
974 | static int ctrl_set_colfx(struct bm2835_mmal_dev *dev, |
975 | @@ -600,7 +600,7 @@ static int ctrl_set_colfx(struct bm2835_mmal_dev *dev, |
976 | "%s: After: mmal_ctrl:%p ctrl id:0x%x ctrl val:%d ret %d(%d)\n", |
977 | __func__, mmal_ctrl, ctrl->id, ctrl->val, ret, |
978 | (ret == 0 ? 0 : -EINVAL)); |
979 | - return (ret == 0 ? 0 : EINVAL); |
980 | + return (ret == 0 ? 0 : -EINVAL); |
981 | } |
982 | |
983 | static int ctrl_set_bitrate(struct bm2835_mmal_dev *dev, |
984 | diff --git a/drivers/tty/serial/sunhv.c b/drivers/tty/serial/sunhv.c |
985 | index 63e34d868de8..f8503f8fc44e 100644 |
986 | --- a/drivers/tty/serial/sunhv.c |
987 | +++ b/drivers/tty/serial/sunhv.c |
988 | @@ -397,7 +397,7 @@ static const struct uart_ops sunhv_pops = { |
989 | static struct uart_driver sunhv_reg = { |
990 | .owner = THIS_MODULE, |
991 | .driver_name = "sunhv", |
992 | - .dev_name = "ttyS", |
993 | + .dev_name = "ttyHV", |
994 | .major = TTY_MAJOR, |
995 | }; |
996 | |
997 | diff --git a/drivers/usb/host/xhci-debugfs.c b/drivers/usb/host/xhci-debugfs.c |
998 | index cadc01336bf8..7ba6afc7ef23 100644 |
999 | --- a/drivers/usb/host/xhci-debugfs.c |
1000 | +++ b/drivers/usb/host/xhci-debugfs.c |
1001 | @@ -440,6 +440,9 @@ void xhci_debugfs_create_endpoint(struct xhci_hcd *xhci, |
1002 | struct xhci_ep_priv *epriv; |
1003 | struct xhci_slot_priv *spriv = dev->debugfs_private; |
1004 | |
1005 | + if (!spriv) |
1006 | + return; |
1007 | + |
1008 | if (spriv->eps[ep_index]) |
1009 | return; |
1010 | |
1011 | diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c |
1012 | index 91da7e44d5d4..3a144eecb6a7 100644 |
1013 | --- a/drivers/xen/pvcalls-front.c |
1014 | +++ b/drivers/xen/pvcalls-front.c |
1015 | @@ -538,7 +538,6 @@ out: |
1016 | int pvcalls_front_sendmsg(struct socket *sock, struct msghdr *msg, |
1017 | size_t len) |
1018 | { |
1019 | - struct pvcalls_bedata *bedata; |
1020 | struct sock_mapping *map; |
1021 | int sent, tot_sent = 0; |
1022 | int count = 0, flags; |
1023 | @@ -550,7 +549,6 @@ int pvcalls_front_sendmsg(struct socket *sock, struct msghdr *msg, |
1024 | map = pvcalls_enter_sock(sock); |
1025 | if (IS_ERR(map)) |
1026 | return PTR_ERR(map); |
1027 | - bedata = dev_get_drvdata(&pvcalls_front_dev->dev); |
1028 | |
1029 | mutex_lock(&map->active.out_mutex); |
1030 | if ((flags & MSG_DONTWAIT) && !pvcalls_front_write_todo(map)) { |
1031 | @@ -633,7 +631,6 @@ out: |
1032 | int pvcalls_front_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, |
1033 | int flags) |
1034 | { |
1035 | - struct pvcalls_bedata *bedata; |
1036 | int ret; |
1037 | struct sock_mapping *map; |
1038 | |
1039 | @@ -643,7 +640,6 @@ int pvcalls_front_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, |
1040 | map = pvcalls_enter_sock(sock); |
1041 | if (IS_ERR(map)) |
1042 | return PTR_ERR(map); |
1043 | - bedata = dev_get_drvdata(&pvcalls_front_dev->dev); |
1044 | |
1045 | mutex_lock(&map->active.in_mutex); |
1046 | if (len > XEN_FLEX_RING_SIZE(PVCALLS_RING_ORDER)) |
1047 | diff --git a/drivers/xen/xenbus/xenbus.h b/drivers/xen/xenbus/xenbus.h |
1048 | index 092981171df1..d75a2385b37c 100644 |
1049 | --- a/drivers/xen/xenbus/xenbus.h |
1050 | +++ b/drivers/xen/xenbus/xenbus.h |
1051 | @@ -83,6 +83,7 @@ struct xb_req_data { |
1052 | int num_vecs; |
1053 | int err; |
1054 | enum xb_req_state state; |
1055 | + bool user_req; |
1056 | void (*cb)(struct xb_req_data *); |
1057 | void *par; |
1058 | }; |
1059 | @@ -133,4 +134,6 @@ void xenbus_ring_ops_init(void); |
1060 | int xenbus_dev_request_and_reply(struct xsd_sockmsg *msg, void *par); |
1061 | void xenbus_dev_queue_reply(struct xb_req_data *req); |
1062 | |
1063 | +extern unsigned int xb_dev_generation_id; |
1064 | + |
1065 | #endif |
1066 | diff --git a/drivers/xen/xenbus/xenbus_dev_frontend.c b/drivers/xen/xenbus/xenbus_dev_frontend.c |
1067 | index 0782ff3c2273..39c63152a358 100644 |
1068 | --- a/drivers/xen/xenbus/xenbus_dev_frontend.c |
1069 | +++ b/drivers/xen/xenbus/xenbus_dev_frontend.c |
1070 | @@ -62,6 +62,8 @@ |
1071 | |
1072 | #include "xenbus.h" |
1073 | |
1074 | +unsigned int xb_dev_generation_id; |
1075 | + |
1076 | /* |
1077 | * An element of a list of outstanding transactions, for which we're |
1078 | * still waiting a reply. |
1079 | @@ -69,6 +71,7 @@ |
1080 | struct xenbus_transaction_holder { |
1081 | struct list_head list; |
1082 | struct xenbus_transaction handle; |
1083 | + unsigned int generation_id; |
1084 | }; |
1085 | |
1086 | /* |
1087 | @@ -441,6 +444,7 @@ static int xenbus_write_transaction(unsigned msg_type, |
1088 | rc = -ENOMEM; |
1089 | goto out; |
1090 | } |
1091 | + trans->generation_id = xb_dev_generation_id; |
1092 | list_add(&trans->list, &u->transactions); |
1093 | } else if (msg->hdr.tx_id != 0 && |
1094 | !xenbus_get_transaction(u, msg->hdr.tx_id)) |
1095 | @@ -449,6 +453,20 @@ static int xenbus_write_transaction(unsigned msg_type, |
1096 | !(msg->hdr.len == 2 && |
1097 | (!strcmp(msg->body, "T") || !strcmp(msg->body, "F")))) |
1098 | return xenbus_command_reply(u, XS_ERROR, "EINVAL"); |
1099 | + else if (msg_type == XS_TRANSACTION_END) { |
1100 | + trans = xenbus_get_transaction(u, msg->hdr.tx_id); |
1101 | + if (trans && trans->generation_id != xb_dev_generation_id) { |
1102 | + list_del(&trans->list); |
1103 | + kfree(trans); |
1104 | + if (!strcmp(msg->body, "T")) |
1105 | + return xenbus_command_reply(u, XS_ERROR, |
1106 | + "EAGAIN"); |
1107 | + else |
1108 | + return xenbus_command_reply(u, |
1109 | + XS_TRANSACTION_END, |
1110 | + "OK"); |
1111 | + } |
1112 | + } |
1113 | |
1114 | rc = xenbus_dev_request_and_reply(&msg->hdr, u); |
1115 | if (rc && trans) { |
1116 | diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c |
1117 | index 49a3874ae6bb..ddc18da61834 100644 |
1118 | --- a/drivers/xen/xenbus/xenbus_xs.c |
1119 | +++ b/drivers/xen/xenbus/xenbus_xs.c |
1120 | @@ -105,6 +105,7 @@ static void xs_suspend_enter(void) |
1121 | |
1122 | static void xs_suspend_exit(void) |
1123 | { |
1124 | + xb_dev_generation_id++; |
1125 | spin_lock(&xs_state_lock); |
1126 | xs_suspend_active--; |
1127 | spin_unlock(&xs_state_lock); |
1128 | @@ -125,7 +126,7 @@ static uint32_t xs_request_enter(struct xb_req_data *req) |
1129 | spin_lock(&xs_state_lock); |
1130 | } |
1131 | |
1132 | - if (req->type == XS_TRANSACTION_START) |
1133 | + if (req->type == XS_TRANSACTION_START && !req->user_req) |
1134 | xs_state_users++; |
1135 | xs_state_users++; |
1136 | rq_id = xs_request_id++; |
1137 | @@ -140,7 +141,7 @@ void xs_request_exit(struct xb_req_data *req) |
1138 | spin_lock(&xs_state_lock); |
1139 | xs_state_users--; |
1140 | if ((req->type == XS_TRANSACTION_START && req->msg.type == XS_ERROR) || |
1141 | - (req->type == XS_TRANSACTION_END && |
1142 | + (req->type == XS_TRANSACTION_END && !req->user_req && |
1143 | !WARN_ON_ONCE(req->msg.type == XS_ERROR && |
1144 | !strcmp(req->body, "ENOENT")))) |
1145 | xs_state_users--; |
1146 | @@ -286,6 +287,7 @@ int xenbus_dev_request_and_reply(struct xsd_sockmsg *msg, void *par) |
1147 | req->num_vecs = 1; |
1148 | req->cb = xenbus_dev_queue_reply; |
1149 | req->par = par; |
1150 | + req->user_req = true; |
1151 | |
1152 | xs_send(req, msg); |
1153 | |
1154 | @@ -313,6 +315,7 @@ static void *xs_talkv(struct xenbus_transaction t, |
1155 | req->vec = iovec; |
1156 | req->num_vecs = num_vecs; |
1157 | req->cb = xs_wake_up; |
1158 | + req->user_req = false; |
1159 | |
1160 | msg.req_id = 0; |
1161 | msg.tx_id = t.id; |
1162 | diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c |
1163 | index 920d350df37b..809c1edffbaf 100644 |
1164 | --- a/fs/configfs/dir.c |
1165 | +++ b/fs/configfs/dir.c |
1166 | @@ -58,15 +58,13 @@ static void configfs_d_iput(struct dentry * dentry, |
1167 | if (sd) { |
1168 | /* Coordinate with configfs_readdir */ |
1169 | spin_lock(&configfs_dirent_lock); |
1170 | - /* Coordinate with configfs_attach_attr where will increase |
1171 | - * sd->s_count and update sd->s_dentry to new allocated one. |
1172 | - * Only set sd->dentry to null when this dentry is the only |
1173 | - * sd owner. |
1174 | - * If not do so, configfs_d_iput may run just after |
1175 | - * configfs_attach_attr and set sd->s_dentry to null |
1176 | - * even it's still in use. |
1177 | + /* |
1178 | + * Set sd->s_dentry to null only when this dentry is the one |
1179 | + * that is going to be killed. Otherwise configfs_d_iput may |
1180 | + * run just after configfs_attach_attr and set sd->s_dentry to |
1181 | + * NULL even it's still in use. |
1182 | */ |
1183 | - if (atomic_read(&sd->s_count) <= 2) |
1184 | + if (sd->s_dentry == dentry) |
1185 | sd->s_dentry = NULL; |
1186 | |
1187 | spin_unlock(&configfs_dirent_lock); |
1188 | diff --git a/fs/inode.c b/fs/inode.c |
1189 | index 42f6d25f32a5..5c63693326bb 100644 |
1190 | --- a/fs/inode.c |
1191 | +++ b/fs/inode.c |
1192 | @@ -1817,8 +1817,13 @@ int file_remove_privs(struct file *file) |
1193 | int kill; |
1194 | int error = 0; |
1195 | |
1196 | - /* Fast path for nothing security related */ |
1197 | - if (IS_NOSEC(inode)) |
1198 | + /* |
1199 | + * Fast path for nothing security related. |
1200 | + * As well for non-regular files, e.g. blkdev inodes. |
1201 | + * For example, blkdev_write_iter() might get here |
1202 | + * trying to remove privs which it is not allowed to. |
1203 | + */ |
1204 | + if (IS_NOSEC(inode) || !S_ISREG(inode->i_mode)) |
1205 | return 0; |
1206 | |
1207 | kill = dentry_needs_remove_privs(dentry); |
1208 | diff --git a/fs/ocfs2/filecheck.c b/fs/ocfs2/filecheck.c |
1209 | index f65f2b2f594d..1906cc962c4d 100644 |
1210 | --- a/fs/ocfs2/filecheck.c |
1211 | +++ b/fs/ocfs2/filecheck.c |
1212 | @@ -193,6 +193,7 @@ int ocfs2_filecheck_create_sysfs(struct ocfs2_super *osb) |
1213 | ret = kobject_init_and_add(&entry->fs_kobj, &ocfs2_ktype_filecheck, |
1214 | NULL, "filecheck"); |
1215 | if (ret) { |
1216 | + kobject_put(&entry->fs_kobj); |
1217 | kfree(fcheck); |
1218 | return ret; |
1219 | } |
1220 | diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h |
1221 | index cebb79fe2c72..0d10b7ce0da7 100644 |
1222 | --- a/include/linux/sched/mm.h |
1223 | +++ b/include/linux/sched/mm.h |
1224 | @@ -54,6 +54,10 @@ static inline void mmdrop(struct mm_struct *mm) |
1225 | * followed by taking the mmap_sem for writing before modifying the |
1226 | * vmas or anything the coredump pretends not to change from under it. |
1227 | * |
1228 | + * It also has to be called when mmgrab() is used in the context of |
1229 | + * the process, but then the mm_count refcount is transferred outside |
1230 | + * the context of the process to run down_write() on that pinned mm. |
1231 | + * |
1232 | * NOTE: find_extend_vma() called from GUP context is the only place |
1233 | * that can modify the "mm" (notably the vm_start/end) under mmap_sem |
1234 | * for reading and outside the context of the process, so it is also |
1235 | diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c |
1236 | index 99c7f199f2d4..12f351b253bb 100644 |
1237 | --- a/kernel/events/ring_buffer.c |
1238 | +++ b/kernel/events/ring_buffer.c |
1239 | @@ -49,14 +49,30 @@ static void perf_output_put_handle(struct perf_output_handle *handle) |
1240 | unsigned long head; |
1241 | |
1242 | again: |
1243 | + /* |
1244 | + * In order to avoid publishing a head value that goes backwards, |
1245 | + * we must ensure the load of @rb->head happens after we've |
1246 | + * incremented @rb->nest. |
1247 | + * |
1248 | + * Otherwise we can observe a @rb->head value before one published |
1249 | + * by an IRQ/NMI happening between the load and the increment. |
1250 | + */ |
1251 | + barrier(); |
1252 | head = local_read(&rb->head); |
1253 | |
1254 | /* |
1255 | - * IRQ/NMI can happen here, which means we can miss a head update. |
1256 | + * IRQ/NMI can happen here and advance @rb->head, causing our |
1257 | + * load above to be stale. |
1258 | */ |
1259 | |
1260 | - if (!local_dec_and_test(&rb->nest)) |
1261 | + /* |
1262 | + * If this isn't the outermost nesting, we don't have to update |
1263 | + * @rb->user_page->data_head. |
1264 | + */ |
1265 | + if (local_read(&rb->nest) > 1) { |
1266 | + local_dec(&rb->nest); |
1267 | goto out; |
1268 | + } |
1269 | |
1270 | /* |
1271 | * Since the mmap() consumer (userspace) can run on a different CPU: |
1272 | @@ -85,12 +101,21 @@ again: |
1273 | * See perf_output_begin(). |
1274 | */ |
1275 | smp_wmb(); /* B, matches C */ |
1276 | - rb->user_page->data_head = head; |
1277 | + WRITE_ONCE(rb->user_page->data_head, head); |
1278 | + |
1279 | + /* |
1280 | + * We must publish the head before decrementing the nest count, |
1281 | + * otherwise an IRQ/NMI can publish a more recent head value and our |
1282 | + * write will (temporarily) publish a stale value. |
1283 | + */ |
1284 | + barrier(); |
1285 | + local_set(&rb->nest, 0); |
1286 | |
1287 | /* |
1288 | - * Now check if we missed an update -- rely on previous implied |
1289 | - * compiler barriers to force a re-read. |
1290 | + * Ensure we decrement @rb->nest before we validate the @rb->head. |
1291 | + * Otherwise we cannot be sure we caught the 'last' nested update. |
1292 | */ |
1293 | + barrier(); |
1294 | if (unlikely(head != local_read(&rb->head))) { |
1295 | local_inc(&rb->nest); |
1296 | goto again; |
1297 | @@ -465,7 +490,7 @@ void perf_aux_output_end(struct perf_output_handle *handle, unsigned long size) |
1298 | handle->aux_flags); |
1299 | } |
1300 | |
1301 | - rb->user_page->aux_head = rb->aux_head; |
1302 | + WRITE_ONCE(rb->user_page->aux_head, rb->aux_head); |
1303 | if (rb_need_aux_wakeup(rb)) |
1304 | wakeup = true; |
1305 | |
1306 | @@ -497,7 +522,7 @@ int perf_aux_output_skip(struct perf_output_handle *handle, unsigned long size) |
1307 | |
1308 | rb->aux_head += size; |
1309 | |
1310 | - rb->user_page->aux_head = rb->aux_head; |
1311 | + WRITE_ONCE(rb->user_page->aux_head, rb->aux_head); |
1312 | if (rb_need_aux_wakeup(rb)) { |
1313 | perf_output_wakeup(handle); |
1314 | handle->wakeup = rb->aux_wakeup + rb->aux_watermark; |
1315 | diff --git a/mm/khugepaged.c b/mm/khugepaged.c |
1316 | index fde5820be24d..ecefdba4b0dd 100644 |
1317 | --- a/mm/khugepaged.c |
1318 | +++ b/mm/khugepaged.c |
1319 | @@ -1005,6 +1005,9 @@ static void collapse_huge_page(struct mm_struct *mm, |
1320 | * handled by the anon_vma lock + PG_lock. |
1321 | */ |
1322 | down_write(&mm->mmap_sem); |
1323 | + result = SCAN_ANY_PROCESS; |
1324 | + if (!mmget_still_valid(mm)) |
1325 | + goto out; |
1326 | result = hugepage_vma_revalidate(mm, address, &vma); |
1327 | if (result) |
1328 | goto out; |
1329 | diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c |
1330 | index 66f74c85cf6b..66d54fc11831 100644 |
1331 | --- a/net/ax25/ax25_route.c |
1332 | +++ b/net/ax25/ax25_route.c |
1333 | @@ -429,9 +429,11 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr) |
1334 | } |
1335 | |
1336 | if (ax25->sk != NULL) { |
1337 | + local_bh_disable(); |
1338 | bh_lock_sock(ax25->sk); |
1339 | sock_reset_flag(ax25->sk, SOCK_ZAPPED); |
1340 | bh_unlock_sock(ax25->sk); |
1341 | + local_bh_enable(); |
1342 | } |
1343 | |
1344 | put: |
1345 | diff --git a/net/core/neighbour.c b/net/core/neighbour.c |
1346 | index 4e4ac77c6816..cd9e991f21d7 100644 |
1347 | --- a/net/core/neighbour.c |
1348 | +++ b/net/core/neighbour.c |
1349 | @@ -2751,6 +2751,7 @@ static void *neigh_get_idx_any(struct seq_file *seq, loff_t *pos) |
1350 | } |
1351 | |
1352 | void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl, unsigned int neigh_seq_flags) |
1353 | + __acquires(tbl->lock) |
1354 | __acquires(rcu_bh) |
1355 | { |
1356 | struct neigh_seq_state *state = seq->private; |
1357 | @@ -2761,6 +2762,7 @@ void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl |
1358 | |
1359 | rcu_read_lock_bh(); |
1360 | state->nht = rcu_dereference_bh(tbl->nht); |
1361 | + read_lock(&tbl->lock); |
1362 | |
1363 | return *pos ? neigh_get_idx_any(seq, pos) : SEQ_START_TOKEN; |
1364 | } |
1365 | @@ -2794,8 +2796,13 @@ out: |
1366 | EXPORT_SYMBOL(neigh_seq_next); |
1367 | |
1368 | void neigh_seq_stop(struct seq_file *seq, void *v) |
1369 | + __releases(tbl->lock) |
1370 | __releases(rcu_bh) |
1371 | { |
1372 | + struct neigh_seq_state *state = seq->private; |
1373 | + struct neigh_table *tbl = state->tbl; |
1374 | + |
1375 | + read_unlock(&tbl->lock); |
1376 | rcu_read_unlock_bh(); |
1377 | } |
1378 | EXPORT_SYMBOL(neigh_seq_stop); |
1379 | diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c |
1380 | index be5f3d7ceb96..f994f50e1516 100644 |
1381 | --- a/net/ipv6/ip6_flowlabel.c |
1382 | +++ b/net/ipv6/ip6_flowlabel.c |
1383 | @@ -254,9 +254,9 @@ struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk, __be32 label) |
1384 | rcu_read_lock_bh(); |
1385 | for_each_sk_fl_rcu(np, sfl) { |
1386 | struct ip6_flowlabel *fl = sfl->fl; |
1387 | - if (fl->label == label) { |
1388 | + |
1389 | + if (fl->label == label && atomic_inc_not_zero(&fl->users)) { |
1390 | fl->lastuse = jiffies; |
1391 | - atomic_inc(&fl->users); |
1392 | rcu_read_unlock_bh(); |
1393 | return fl; |
1394 | } |
1395 | @@ -622,7 +622,8 @@ int ipv6_flowlabel_opt(struct sock *sk, char __user *optval, int optlen) |
1396 | goto done; |
1397 | } |
1398 | fl1 = sfl->fl; |
1399 | - atomic_inc(&fl1->users); |
1400 | + if (!atomic_inc_not_zero(&fl1->users)) |
1401 | + fl1 = NULL; |
1402 | break; |
1403 | } |
1404 | } |
1405 | diff --git a/net/lapb/lapb_iface.c b/net/lapb/lapb_iface.c |
1406 | index db6e0afe3a20..1740f852002e 100644 |
1407 | --- a/net/lapb/lapb_iface.c |
1408 | +++ b/net/lapb/lapb_iface.c |
1409 | @@ -182,6 +182,7 @@ int lapb_unregister(struct net_device *dev) |
1410 | lapb = __lapb_devtostruct(dev); |
1411 | if (!lapb) |
1412 | goto out; |
1413 | + lapb_put(lapb); |
1414 | |
1415 | lapb_stop_t1timer(lapb); |
1416 | lapb_stop_t2timer(lapb); |
1417 | diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c |
1418 | index a42c1bc7c698..62c0e80dcd71 100644 |
1419 | --- a/net/netfilter/ipvs/ip_vs_core.c |
1420 | +++ b/net/netfilter/ipvs/ip_vs_core.c |
1421 | @@ -2280,7 +2280,6 @@ static void __net_exit __ip_vs_cleanup(struct net *net) |
1422 | { |
1423 | struct netns_ipvs *ipvs = net_ipvs(net); |
1424 | |
1425 | - nf_unregister_net_hooks(net, ip_vs_ops, ARRAY_SIZE(ip_vs_ops)); |
1426 | ip_vs_service_net_cleanup(ipvs); /* ip_vs_flush() with locks */ |
1427 | ip_vs_conn_net_cleanup(ipvs); |
1428 | ip_vs_app_net_cleanup(ipvs); |
1429 | @@ -2295,6 +2294,7 @@ static void __net_exit __ip_vs_dev_cleanup(struct net *net) |
1430 | { |
1431 | struct netns_ipvs *ipvs = net_ipvs(net); |
1432 | EnterFunction(2); |
1433 | + nf_unregister_net_hooks(net, ip_vs_ops, ARRAY_SIZE(ip_vs_ops)); |
1434 | ipvs->enable = 0; /* Disable packet reception */ |
1435 | smp_wmb(); |
1436 | ip_vs_sync_net_cleanup(ipvs); |
1437 | diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c |
1438 | index d67a96a25a68..7569ba00e732 100644 |
1439 | --- a/net/netfilter/nf_queue.c |
1440 | +++ b/net/netfilter/nf_queue.c |
1441 | @@ -238,6 +238,7 @@ static unsigned int nf_iterate(struct sk_buff *skb, |
1442 | repeat: |
1443 | verdict = nf_hook_entry_hookfn(hook, skb, state); |
1444 | if (verdict != NF_ACCEPT) { |
1445 | + *index = i; |
1446 | if (verdict != NF_REPEAT) |
1447 | return verdict; |
1448 | goto repeat; |
1449 | diff --git a/net/nfc/netlink.c b/net/nfc/netlink.c |
1450 | index 376181cc1def..9f2875efb4ac 100644 |
1451 | --- a/net/nfc/netlink.c |
1452 | +++ b/net/nfc/netlink.c |
1453 | @@ -922,7 +922,8 @@ static int nfc_genl_deactivate_target(struct sk_buff *skb, |
1454 | u32 device_idx, target_idx; |
1455 | int rc; |
1456 | |
1457 | - if (!info->attrs[NFC_ATTR_DEVICE_INDEX]) |
1458 | + if (!info->attrs[NFC_ATTR_DEVICE_INDEX] || |
1459 | + !info->attrs[NFC_ATTR_TARGET_INDEX]) |
1460 | return -EINVAL; |
1461 | |
1462 | device_idx = nla_get_u32(info->attrs[NFC_ATTR_DEVICE_INDEX]); |
1463 | diff --git a/net/openvswitch/vport-internal_dev.c b/net/openvswitch/vport-internal_dev.c |
1464 | index bb95c43aae76..5a304cfc8423 100644 |
1465 | --- a/net/openvswitch/vport-internal_dev.c |
1466 | +++ b/net/openvswitch/vport-internal_dev.c |
1467 | @@ -169,7 +169,9 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) |
1468 | { |
1469 | struct vport *vport; |
1470 | struct internal_dev *internal_dev; |
1471 | + struct net_device *dev; |
1472 | int err; |
1473 | + bool free_vport = true; |
1474 | |
1475 | vport = ovs_vport_alloc(0, &ovs_internal_vport_ops, parms); |
1476 | if (IS_ERR(vport)) { |
1477 | @@ -177,8 +179,9 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) |
1478 | goto error; |
1479 | } |
1480 | |
1481 | - vport->dev = alloc_netdev(sizeof(struct internal_dev), |
1482 | - parms->name, NET_NAME_USER, do_setup); |
1483 | + dev = alloc_netdev(sizeof(struct internal_dev), |
1484 | + parms->name, NET_NAME_USER, do_setup); |
1485 | + vport->dev = dev; |
1486 | if (!vport->dev) { |
1487 | err = -ENOMEM; |
1488 | goto error_free_vport; |
1489 | @@ -199,8 +202,10 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) |
1490 | |
1491 | rtnl_lock(); |
1492 | err = register_netdevice(vport->dev); |
1493 | - if (err) |
1494 | + if (err) { |
1495 | + free_vport = false; |
1496 | goto error_unlock; |
1497 | + } |
1498 | |
1499 | dev_set_promiscuity(vport->dev, 1); |
1500 | rtnl_unlock(); |
1501 | @@ -210,11 +215,12 @@ static struct vport *internal_dev_create(const struct vport_parms *parms) |
1502 | |
1503 | error_unlock: |
1504 | rtnl_unlock(); |
1505 | - free_percpu(vport->dev->tstats); |
1506 | + free_percpu(dev->tstats); |
1507 | error_free_netdev: |
1508 | - free_netdev(vport->dev); |
1509 | + free_netdev(dev); |
1510 | error_free_vport: |
1511 | - ovs_vport_free(vport); |
1512 | + if (free_vport) |
1513 | + ovs_vport_free(vport); |
1514 | error: |
1515 | return ERR_PTR(err); |
1516 | } |
1517 | diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c |
1518 | index ae65a1cfa596..fb546b2d67ca 100644 |
1519 | --- a/net/sctp/sm_make_chunk.c |
1520 | +++ b/net/sctp/sm_make_chunk.c |
1521 | @@ -2600,6 +2600,8 @@ do_addr_param: |
1522 | case SCTP_PARAM_STATE_COOKIE: |
1523 | asoc->peer.cookie_len = |
1524 | ntohs(param.p->length) - sizeof(struct sctp_paramhdr); |
1525 | + if (asoc->peer.cookie) |
1526 | + kfree(asoc->peer.cookie); |
1527 | asoc->peer.cookie = kmemdup(param.cookie->body, asoc->peer.cookie_len, gfp); |
1528 | if (!asoc->peer.cookie) |
1529 | retval = 0; |
1530 | @@ -2664,6 +2666,8 @@ do_addr_param: |
1531 | goto fall_through; |
1532 | |
1533 | /* Save peer's random parameter */ |
1534 | + if (asoc->peer.peer_random) |
1535 | + kfree(asoc->peer.peer_random); |
1536 | asoc->peer.peer_random = kmemdup(param.p, |
1537 | ntohs(param.p->length), gfp); |
1538 | if (!asoc->peer.peer_random) { |
1539 | @@ -2677,6 +2681,8 @@ do_addr_param: |
1540 | goto fall_through; |
1541 | |
1542 | /* Save peer's HMAC list */ |
1543 | + if (asoc->peer.peer_hmacs) |
1544 | + kfree(asoc->peer.peer_hmacs); |
1545 | asoc->peer.peer_hmacs = kmemdup(param.p, |
1546 | ntohs(param.p->length), gfp); |
1547 | if (!asoc->peer.peer_hmacs) { |
1548 | @@ -2692,6 +2698,8 @@ do_addr_param: |
1549 | if (!ep->auth_enable) |
1550 | goto fall_through; |
1551 | |
1552 | + if (asoc->peer.peer_chunks) |
1553 | + kfree(asoc->peer.peer_chunks); |
1554 | asoc->peer.peer_chunks = kmemdup(param.p, |
1555 | ntohs(param.p->length), gfp); |
1556 | if (!asoc->peer.peer_chunks) |
1557 | diff --git a/net/tipc/group.c b/net/tipc/group.c |
1558 | index 06fee142f09f..3ee93b5c19b6 100644 |
1559 | --- a/net/tipc/group.c |
1560 | +++ b/net/tipc/group.c |
1561 | @@ -218,6 +218,7 @@ void tipc_group_delete(struct net *net, struct tipc_group *grp) |
1562 | |
1563 | rbtree_postorder_for_each_entry_safe(m, tmp, tree, tree_node) { |
1564 | tipc_group_proto_xmit(grp, m, GRP_LEAVE_MSG, &xmitq); |
1565 | + __skb_queue_purge(&m->deferredq); |
1566 | list_del(&m->list); |
1567 | kfree(m); |
1568 | } |
1569 | diff --git a/net/vmw_vsock/virtio_transport_common.c b/net/vmw_vsock/virtio_transport_common.c |
1570 | index f3f3d06cb6d8..e30f53728725 100644 |
1571 | --- a/net/vmw_vsock/virtio_transport_common.c |
1572 | +++ b/net/vmw_vsock/virtio_transport_common.c |
1573 | @@ -871,8 +871,10 @@ virtio_transport_recv_connected(struct sock *sk, |
1574 | if (le32_to_cpu(pkt->hdr.flags) & VIRTIO_VSOCK_SHUTDOWN_SEND) |
1575 | vsk->peer_shutdown |= SEND_SHUTDOWN; |
1576 | if (vsk->peer_shutdown == SHUTDOWN_MASK && |
1577 | - vsock_stream_has_data(vsk) <= 0) |
1578 | + vsock_stream_has_data(vsk) <= 0) { |
1579 | + sock_set_flag(sk, SOCK_DONE); |
1580 | sk->sk_state = TCP_CLOSING; |
1581 | + } |
1582 | if (le32_to_cpu(pkt->hdr.flags)) |
1583 | sk->sk_state_change(sk); |
1584 | break; |
1585 | diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c |
1586 | index 45bf89ed31de..308ce76149cc 100644 |
1587 | --- a/sound/pci/hda/hda_intel.c |
1588 | +++ b/sound/pci/hda/hda_intel.c |
1589 | @@ -378,6 +378,7 @@ enum { |
1590 | |
1591 | #define IS_BXT(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x5a98) |
1592 | #define IS_CFL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0xa348) |
1593 | +#define IS_CNL(pci) ((pci)->vendor == 0x8086 && (pci)->device == 0x9dc8) |
1594 | |
1595 | static char *driver_short_names[] = { |
1596 | [AZX_DRIVER_ICH] = "HDA Intel", |
1597 | @@ -1795,8 +1796,8 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci, |
1598 | else |
1599 | chip->bdl_pos_adj = bdl_pos_adj[dev]; |
1600 | |
1601 | - /* Workaround for a communication error on CFL (bko#199007) */ |
1602 | - if (IS_CFL(pci)) |
1603 | + /* Workaround for a communication error on CFL (bko#199007) and CNL */ |
1604 | + if (IS_CFL(pci) || IS_CNL(pci)) |
1605 | chip->polling_mode = 1; |
1606 | |
1607 | err = azx_bus_init(chip, model[dev], &pci_hda_io_ops); |
1608 | diff --git a/tools/perf/arch/s390/util/machine.c b/tools/perf/arch/s390/util/machine.c |
1609 | index 0b2054007314..a19690a17291 100644 |
1610 | --- a/tools/perf/arch/s390/util/machine.c |
1611 | +++ b/tools/perf/arch/s390/util/machine.c |
1612 | @@ -5,16 +5,19 @@ |
1613 | #include "util.h" |
1614 | #include "machine.h" |
1615 | #include "api/fs/fs.h" |
1616 | +#include "debug.h" |
1617 | |
1618 | int arch__fix_module_text_start(u64 *start, const char *name) |
1619 | { |
1620 | + u64 m_start = *start; |
1621 | char path[PATH_MAX]; |
1622 | |
1623 | snprintf(path, PATH_MAX, "module/%.*s/sections/.text", |
1624 | (int)strlen(name) - 2, name + 1); |
1625 | - |
1626 | - if (sysfs__read_ull(path, (unsigned long long *)start) < 0) |
1627 | - return -1; |
1628 | + if (sysfs__read_ull(path, (unsigned long long *)start) < 0) { |
1629 | + pr_debug2("Using module %s start:%#lx\n", path, m_start); |
1630 | + *start = m_start; |
1631 | + } |
1632 | |
1633 | return 0; |
1634 | } |
1635 | diff --git a/tools/perf/util/data-convert-bt.c b/tools/perf/util/data-convert-bt.c |
1636 | index abd38abf1d91..24f2a87cf91d 100644 |
1637 | --- a/tools/perf/util/data-convert-bt.c |
1638 | +++ b/tools/perf/util/data-convert-bt.c |
1639 | @@ -271,7 +271,7 @@ static int string_set_value(struct bt_ctf_field *field, const char *string) |
1640 | if (i > 0) |
1641 | strncpy(buffer, string, i); |
1642 | } |
1643 | - strncat(buffer + p, numstr, 4); |
1644 | + memcpy(buffer + p, numstr, 4); |
1645 | p += 3; |
1646 | } |
1647 | } |
1648 | diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c |
1649 | index 2048d393ece6..56007a7e0b4d 100644 |
1650 | --- a/tools/perf/util/thread.c |
1651 | +++ b/tools/perf/util/thread.c |
1652 | @@ -128,7 +128,7 @@ void thread__put(struct thread *thread) |
1653 | } |
1654 | } |
1655 | |
1656 | -struct namespaces *thread__namespaces(const struct thread *thread) |
1657 | +static struct namespaces *__thread__namespaces(const struct thread *thread) |
1658 | { |
1659 | if (list_empty(&thread->namespaces_list)) |
1660 | return NULL; |
1661 | @@ -136,10 +136,21 @@ struct namespaces *thread__namespaces(const struct thread *thread) |
1662 | return list_first_entry(&thread->namespaces_list, struct namespaces, list); |
1663 | } |
1664 | |
1665 | +struct namespaces *thread__namespaces(const struct thread *thread) |
1666 | +{ |
1667 | + struct namespaces *ns; |
1668 | + |
1669 | + down_read((struct rw_semaphore *)&thread->namespaces_lock); |
1670 | + ns = __thread__namespaces(thread); |
1671 | + up_read((struct rw_semaphore *)&thread->namespaces_lock); |
1672 | + |
1673 | + return ns; |
1674 | +} |
1675 | + |
1676 | static int __thread__set_namespaces(struct thread *thread, u64 timestamp, |
1677 | struct namespaces_event *event) |
1678 | { |
1679 | - struct namespaces *new, *curr = thread__namespaces(thread); |
1680 | + struct namespaces *new, *curr = __thread__namespaces(thread); |
1681 | |
1682 | new = namespaces__new(event); |
1683 | if (!new) |
1684 | diff --git a/tools/testing/selftests/netfilter/nft_nat.sh b/tools/testing/selftests/netfilter/nft_nat.sh |
1685 | index 8ec76681605c..f25f72a75cf3 100755 |
1686 | --- a/tools/testing/selftests/netfilter/nft_nat.sh |
1687 | +++ b/tools/testing/selftests/netfilter/nft_nat.sh |
1688 | @@ -23,7 +23,11 @@ ip netns add ns0 |
1689 | ip netns add ns1 |
1690 | ip netns add ns2 |
1691 | |
1692 | -ip link add veth0 netns ns0 type veth peer name eth0 netns ns1 |
1693 | +ip link add veth0 netns ns0 type veth peer name eth0 netns ns1 > /dev/null 2>&1 |
1694 | +if [ $? -ne 0 ];then |
1695 | + echo "SKIP: No virtual ethernet pair device support in kernel" |
1696 | + exit $ksft_skip |
1697 | +fi |
1698 | ip link add veth1 netns ns0 type veth peer name eth0 netns ns2 |
1699 | |
1700 | ip -net ns0 link set lo up |