Contents of /trunk/kernel-magellan/patches-3.9/0109-3.9.10-all-fixes.patch
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Mon Jul 15 09:13:58 2013 UTC (10 years, 10 months ago) by niro
File size: 13530 byte(s)
Mon Jul 15 09:13:58 2013 UTC (10 years, 10 months ago) by niro
File size: 13530 byte(s)
-linux-3.9.10
1 | diff --git a/MAINTAINERS b/MAINTAINERS |
2 | index 8bdd7a7..2b0fb85 100644 |
3 | --- a/MAINTAINERS |
4 | +++ b/MAINTAINERS |
5 | @@ -7512,6 +7512,7 @@ STABLE BRANCH |
6 | M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
7 | L: stable@vger.kernel.org |
8 | S: Supported |
9 | +F: Documentation/stable_kernel_rules.txt |
10 | |
11 | STAGING SUBSYSTEM |
12 | M: Greg Kroah-Hartman <gregkh@linuxfoundation.org> |
13 | diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c |
14 | index 0af1807..0e2f2a4 100644 |
15 | --- a/arch/x86/kvm/vmx.c |
16 | +++ b/arch/x86/kvm/vmx.c |
17 | @@ -3259,15 +3259,22 @@ static void vmx_get_segment(struct kvm_vcpu *vcpu, |
18 | var->limit = vmx_read_guest_seg_limit(vmx, seg); |
19 | var->selector = vmx_read_guest_seg_selector(vmx, seg); |
20 | ar = vmx_read_guest_seg_ar(vmx, seg); |
21 | + var->unusable = (ar >> 16) & 1; |
22 | var->type = ar & 15; |
23 | var->s = (ar >> 4) & 1; |
24 | var->dpl = (ar >> 5) & 3; |
25 | - var->present = (ar >> 7) & 1; |
26 | + /* |
27 | + * Some userspaces do not preserve unusable property. Since usable |
28 | + * segment has to be present according to VMX spec we can use present |
29 | + * property to amend userspace bug by making unusable segment always |
30 | + * nonpresent. vmx_segment_access_rights() already marks nonpresent |
31 | + * segment as unusable. |
32 | + */ |
33 | + var->present = !var->unusable; |
34 | var->avl = (ar >> 12) & 1; |
35 | var->l = (ar >> 13) & 1; |
36 | var->db = (ar >> 14) & 1; |
37 | var->g = (ar >> 15) & 1; |
38 | - var->unusable = (ar >> 16) & 1; |
39 | } |
40 | |
41 | static u64 vmx_get_segment_base(struct kvm_vcpu *vcpu, int seg) |
42 | diff --git a/block/genhd.c b/block/genhd.c |
43 | index 3c001fb..5098a64 100644 |
44 | --- a/block/genhd.c |
45 | +++ b/block/genhd.c |
46 | @@ -512,7 +512,7 @@ static void register_disk(struct gendisk *disk) |
47 | |
48 | ddev->parent = disk->driverfs_dev; |
49 | |
50 | - dev_set_name(ddev, disk->disk_name); |
51 | + dev_set_name(ddev, "%s", disk->disk_name); |
52 | |
53 | /* delay uevents, until we scanned partition table */ |
54 | dev_set_uevent_suppress(ddev, 1); |
55 | diff --git a/crypto/algapi.c b/crypto/algapi.c |
56 | index 6149a6e..7a1ae87 100644 |
57 | --- a/crypto/algapi.c |
58 | +++ b/crypto/algapi.c |
59 | @@ -495,7 +495,8 @@ static struct crypto_template *__crypto_lookup_template(const char *name) |
60 | |
61 | struct crypto_template *crypto_lookup_template(const char *name) |
62 | { |
63 | - return try_then_request_module(__crypto_lookup_template(name), name); |
64 | + return try_then_request_module(__crypto_lookup_template(name), "%s", |
65 | + name); |
66 | } |
67 | EXPORT_SYMBOL_GPL(crypto_lookup_template); |
68 | |
69 | diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c |
70 | index 7fecc78..5b94137 100644 |
71 | --- a/drivers/block/nbd.c |
72 | +++ b/drivers/block/nbd.c |
73 | @@ -714,7 +714,8 @@ static int __nbd_ioctl(struct block_device *bdev, struct nbd_device *nbd, |
74 | else |
75 | blk_queue_flush(nbd->disk->queue, 0); |
76 | |
77 | - thread = kthread_create(nbd_thread, nbd, nbd->disk->disk_name); |
78 | + thread = kthread_create(nbd_thread, nbd, "%s", |
79 | + nbd->disk->disk_name); |
80 | if (IS_ERR(thread)) { |
81 | mutex_lock(&nbd->tx_lock); |
82 | return PTR_ERR(thread); |
83 | diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c |
84 | index d620b44..8a3aff7 100644 |
85 | --- a/drivers/cdrom/cdrom.c |
86 | +++ b/drivers/cdrom/cdrom.c |
87 | @@ -2882,7 +2882,7 @@ static noinline int mmc_ioctl_cdrom_read_data(struct cdrom_device_info *cdi, |
88 | if (lba < 0) |
89 | return -EINVAL; |
90 | |
91 | - cgc->buffer = kmalloc(blocksize, GFP_KERNEL); |
92 | + cgc->buffer = kzalloc(blocksize, GFP_KERNEL); |
93 | if (cgc->buffer == NULL) |
94 | return -ENOMEM; |
95 | |
96 | diff --git a/drivers/power/charger-manager.c b/drivers/power/charger-manager.c |
97 | index 8acc3f8..d31557f 100644 |
98 | --- a/drivers/power/charger-manager.c |
99 | +++ b/drivers/power/charger-manager.c |
100 | @@ -450,7 +450,7 @@ static void uevent_notify(struct charger_manager *cm, const char *event) |
101 | strncpy(env_str, event, UEVENT_BUF_SIZE); |
102 | kobject_uevent(&cm->dev->kobj, KOBJ_CHANGE); |
103 | |
104 | - dev_info(cm->dev, event); |
105 | + dev_info(cm->dev, "%s", event); |
106 | } |
107 | |
108 | /** |
109 | diff --git a/drivers/scsi/osd/osd_uld.c b/drivers/scsi/osd/osd_uld.c |
110 | index 0fab6b5..9d86947 100644 |
111 | --- a/drivers/scsi/osd/osd_uld.c |
112 | +++ b/drivers/scsi/osd/osd_uld.c |
113 | @@ -485,7 +485,7 @@ static int osd_probe(struct device *dev) |
114 | oud->class_dev.class = &osd_uld_class; |
115 | oud->class_dev.parent = dev; |
116 | oud->class_dev.release = __remove; |
117 | - error = dev_set_name(&oud->class_dev, disk->disk_name); |
118 | + error = dev_set_name(&oud->class_dev, "%s", disk->disk_name); |
119 | if (error) { |
120 | OSD_ERR("dev_set_name failed => %d\n", error); |
121 | goto err_put_cdev; |
122 | diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c |
123 | index 82910cc..0f0370f 100644 |
124 | --- a/drivers/scsi/sd.c |
125 | +++ b/drivers/scsi/sd.c |
126 | @@ -142,7 +142,7 @@ sd_store_cache_type(struct device *dev, struct device_attribute *attr, |
127 | char *buffer_data; |
128 | struct scsi_mode_data data; |
129 | struct scsi_sense_hdr sshdr; |
130 | - const char *temp = "temporary "; |
131 | + static const char temp[] = "temporary "; |
132 | int len; |
133 | |
134 | if (sdp->type != TYPE_DISK) |
135 | diff --git a/drivers/tty/serial/8250/8250_pci.c b/drivers/tty/serial/8250/8250_pci.c |
136 | index 26e3a97..c52948b 100644 |
137 | --- a/drivers/tty/serial/8250/8250_pci.c |
138 | +++ b/drivers/tty/serial/8250/8250_pci.c |
139 | @@ -4797,10 +4797,6 @@ static struct pci_device_id serial_pci_tbl[] = { |
140 | PCI_VENDOR_ID_IBM, 0x0299, |
141 | 0, 0, pbn_b0_bt_2_115200 }, |
142 | |
143 | - { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, |
144 | - 0x1000, 0x0012, |
145 | - 0, 0, pbn_b0_bt_2_115200 }, |
146 | - |
147 | { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9901, |
148 | 0xA000, 0x1000, |
149 | 0, 0, pbn_b0_1_115200 }, |
150 | diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c |
151 | index 9b6b2b6..be661d8 100644 |
152 | --- a/fs/ceph/xattr.c |
153 | +++ b/fs/ceph/xattr.c |
154 | @@ -675,17 +675,18 @@ ssize_t ceph_getxattr(struct dentry *dentry, const char *name, void *value, |
155 | if (!ceph_is_valid_xattr(name)) |
156 | return -ENODATA; |
157 | |
158 | - spin_lock(&ci->i_ceph_lock); |
159 | - dout("getxattr %p ver=%lld index_ver=%lld\n", inode, |
160 | - ci->i_xattrs.version, ci->i_xattrs.index_version); |
161 | |
162 | /* let's see if a virtual xattr was requested */ |
163 | vxattr = ceph_match_vxattr(inode, name); |
164 | if (vxattr && !(vxattr->exists_cb && !vxattr->exists_cb(ci))) { |
165 | err = vxattr->getxattr_cb(ci, value, size); |
166 | - goto out; |
167 | + return err; |
168 | } |
169 | |
170 | + spin_lock(&ci->i_ceph_lock); |
171 | + dout("getxattr %p ver=%lld index_ver=%lld\n", inode, |
172 | + ci->i_xattrs.version, ci->i_xattrs.index_version); |
173 | + |
174 | if (__ceph_caps_issued_mask(ci, CEPH_CAP_XATTR_SHARED, 1) && |
175 | (ci->i_xattrs.index_version >= ci->i_xattrs.version)) { |
176 | goto get_xattr; |
177 | diff --git a/fs/hpfs/map.c b/fs/hpfs/map.c |
178 | index 4acb19d..803d3da 100644 |
179 | --- a/fs/hpfs/map.c |
180 | +++ b/fs/hpfs/map.c |
181 | @@ -17,7 +17,8 @@ __le32 *hpfs_map_bitmap(struct super_block *s, unsigned bmp_block, |
182 | struct quad_buffer_head *qbh, char *id) |
183 | { |
184 | secno sec; |
185 | - if (hpfs_sb(s)->sb_chk) if (bmp_block * 16384 > hpfs_sb(s)->sb_fs_size) { |
186 | + unsigned n_bands = (hpfs_sb(s)->sb_fs_size + 0x3fff) >> 14; |
187 | + if (hpfs_sb(s)->sb_chk) if (bmp_block >= n_bands) { |
188 | hpfs_error(s, "hpfs_map_bitmap called with bad parameter: %08x at %s", bmp_block, id); |
189 | return NULL; |
190 | } |
191 | diff --git a/fs/hpfs/super.c b/fs/hpfs/super.c |
192 | index a0617e7..962e90c 100644 |
193 | --- a/fs/hpfs/super.c |
194 | +++ b/fs/hpfs/super.c |
195 | @@ -558,7 +558,13 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent) |
196 | sbi->sb_cp_table = NULL; |
197 | sbi->sb_c_bitmap = -1; |
198 | sbi->sb_max_fwd_alloc = 0xffffff; |
199 | - |
200 | + |
201 | + if (sbi->sb_fs_size >= 0x80000000) { |
202 | + hpfs_error(s, "invalid size in superblock: %08x", |
203 | + (unsigned)sbi->sb_fs_size); |
204 | + goto bail4; |
205 | + } |
206 | + |
207 | /* Load bitmap directory */ |
208 | if (!(sbi->sb_bmp_dir = hpfs_load_bitmap_directory(s, le32_to_cpu(superblock->bitmaps)))) |
209 | goto bail4; |
210 | diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c |
211 | index 6eb0dc5..a49c11b 100644 |
212 | --- a/fs/nfsd/nfs4xdr.c |
213 | +++ b/fs/nfsd/nfs4xdr.c |
214 | @@ -162,8 +162,8 @@ static __be32 *read_buf(struct nfsd4_compoundargs *argp, u32 nbytes) |
215 | */ |
216 | memcpy(p, argp->p, avail); |
217 | /* step to next page */ |
218 | - argp->p = page_address(argp->pagelist[0]); |
219 | argp->pagelist++; |
220 | + argp->p = page_address(argp->pagelist[0]); |
221 | if (argp->pagelen < PAGE_SIZE) { |
222 | argp->end = argp->p + (argp->pagelen>>2); |
223 | argp->pagelen = 0; |
224 | diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h |
225 | index df1ff7c..eea4106 100644 |
226 | --- a/include/linux/hugetlb.h |
227 | +++ b/include/linux/hugetlb.h |
228 | @@ -354,6 +354,17 @@ static inline int hstate_index(struct hstate *h) |
229 | return h - hstates; |
230 | } |
231 | |
232 | +pgoff_t __basepage_index(struct page *page); |
233 | + |
234 | +/* Return page->index in PAGE_SIZE units */ |
235 | +static inline pgoff_t basepage_index(struct page *page) |
236 | +{ |
237 | + if (!PageCompound(page)) |
238 | + return page->index; |
239 | + |
240 | + return __basepage_index(page); |
241 | +} |
242 | + |
243 | #else /* CONFIG_HUGETLB_PAGE */ |
244 | struct hstate {}; |
245 | #define alloc_huge_page_node(h, nid) NULL |
246 | @@ -374,6 +385,11 @@ static inline unsigned int pages_per_huge_page(struct hstate *h) |
247 | } |
248 | #define hstate_index_to_shift(index) 0 |
249 | #define hstate_index(h) 0 |
250 | + |
251 | +static inline pgoff_t basepage_index(struct page *page) |
252 | +{ |
253 | + return page->index; |
254 | +} |
255 | #endif /* CONFIG_HUGETLB_PAGE */ |
256 | |
257 | #endif /* _LINUX_HUGETLB_H */ |
258 | diff --git a/kernel/futex.c b/kernel/futex.c |
259 | index b26dcfc..49dacfb 100644 |
260 | --- a/kernel/futex.c |
261 | +++ b/kernel/futex.c |
262 | @@ -61,6 +61,7 @@ |
263 | #include <linux/nsproxy.h> |
264 | #include <linux/ptrace.h> |
265 | #include <linux/sched/rt.h> |
266 | +#include <linux/hugetlb.h> |
267 | |
268 | #include <asm/futex.h> |
269 | |
270 | @@ -365,7 +366,7 @@ again: |
271 | } else { |
272 | key->both.offset |= FUT_OFF_INODE; /* inode-based key */ |
273 | key->shared.inode = page_head->mapping->host; |
274 | - key->shared.pgoff = page_head->index; |
275 | + key->shared.pgoff = basepage_index(page); |
276 | } |
277 | |
278 | get_futex_key_refs(key); |
279 | diff --git a/kernel/module.c b/kernel/module.c |
280 | index 97f202c..a55f61b 100644 |
281 | --- a/kernel/module.c |
282 | +++ b/kernel/module.c |
283 | @@ -2939,7 +2939,6 @@ static struct module *layout_and_allocate(struct load_info *info, int flags) |
284 | { |
285 | /* Module within temporary copy. */ |
286 | struct module *mod; |
287 | - Elf_Shdr *pcpusec; |
288 | int err; |
289 | |
290 | mod = setup_load_info(info, flags); |
291 | @@ -2954,17 +2953,10 @@ static struct module *layout_and_allocate(struct load_info *info, int flags) |
292 | err = module_frob_arch_sections(info->hdr, info->sechdrs, |
293 | info->secstrings, mod); |
294 | if (err < 0) |
295 | - goto out; |
296 | + return ERR_PTR(err); |
297 | |
298 | - pcpusec = &info->sechdrs[info->index.pcpu]; |
299 | - if (pcpusec->sh_size) { |
300 | - /* We have a special allocation for this section. */ |
301 | - err = percpu_modalloc(mod, |
302 | - pcpusec->sh_size, pcpusec->sh_addralign); |
303 | - if (err) |
304 | - goto out; |
305 | - pcpusec->sh_flags &= ~(unsigned long)SHF_ALLOC; |
306 | - } |
307 | + /* We will do a special allocation for per-cpu sections later. */ |
308 | + info->sechdrs[info->index.pcpu].sh_flags &= ~(unsigned long)SHF_ALLOC; |
309 | |
310 | /* Determine total sizes, and put offsets in sh_entsize. For now |
311 | this is done generically; there doesn't appear to be any |
312 | @@ -2975,17 +2967,22 @@ static struct module *layout_and_allocate(struct load_info *info, int flags) |
313 | /* Allocate and move to the final place */ |
314 | err = move_module(mod, info); |
315 | if (err) |
316 | - goto free_percpu; |
317 | + return ERR_PTR(err); |
318 | |
319 | /* Module has been copied to its final place now: return it. */ |
320 | mod = (void *)info->sechdrs[info->index.mod].sh_addr; |
321 | kmemleak_load_module(mod, info); |
322 | return mod; |
323 | +} |
324 | |
325 | -free_percpu: |
326 | - percpu_modfree(mod); |
327 | -out: |
328 | - return ERR_PTR(err); |
329 | +static int alloc_module_percpu(struct module *mod, struct load_info *info) |
330 | +{ |
331 | + Elf_Shdr *pcpusec = &info->sechdrs[info->index.pcpu]; |
332 | + if (!pcpusec->sh_size) |
333 | + return 0; |
334 | + |
335 | + /* We have a special allocation for this section. */ |
336 | + return percpu_modalloc(mod, pcpusec->sh_size, pcpusec->sh_addralign); |
337 | } |
338 | |
339 | /* mod is no longer valid after this! */ |
340 | @@ -3249,6 +3246,11 @@ static int load_module(struct load_info *info, const char __user *uargs, |
341 | } |
342 | #endif |
343 | |
344 | + /* To avoid stressing percpu allocator, do this once we're unique. */ |
345 | + err = alloc_module_percpu(mod, info); |
346 | + if (err) |
347 | + goto unlink_mod; |
348 | + |
349 | /* Now module is in final location, initialize linked lists, etc. */ |
350 | err = module_unload_init(mod); |
351 | if (err) |
352 | diff --git a/mm/hugetlb.c b/mm/hugetlb.c |
353 | index ce4cb19..2baa6e3 100644 |
354 | --- a/mm/hugetlb.c |
355 | +++ b/mm/hugetlb.c |
356 | @@ -690,6 +690,23 @@ int PageHuge(struct page *page) |
357 | } |
358 | EXPORT_SYMBOL_GPL(PageHuge); |
359 | |
360 | +pgoff_t __basepage_index(struct page *page) |
361 | +{ |
362 | + struct page *page_head = compound_head(page); |
363 | + pgoff_t index = page_index(page_head); |
364 | + unsigned long compound_idx; |
365 | + |
366 | + if (!PageHuge(page_head)) |
367 | + return page_index(page); |
368 | + |
369 | + if (compound_order(page_head) >= MAX_ORDER) |
370 | + compound_idx = page_to_pfn(page) - page_to_pfn(page_head); |
371 | + else |
372 | + compound_idx = page - page_head; |
373 | + |
374 | + return (index << compound_order(page_head)) + compound_idx; |
375 | +} |
376 | + |
377 | static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid) |
378 | { |
379 | struct page *page; |
380 | diff --git a/mm/memcontrol.c b/mm/memcontrol.c |
381 | index f10c112..bd8b380 100644 |
382 | --- a/mm/memcontrol.c |
383 | +++ b/mm/memcontrol.c |
384 | @@ -6186,8 +6186,6 @@ mem_cgroup_css_online(struct cgroup *cont) |
385 | * call __mem_cgroup_free, so return directly |
386 | */ |
387 | mem_cgroup_put(memcg); |
388 | - if (parent->use_hierarchy) |
389 | - mem_cgroup_put(parent); |
390 | } |
391 | return error; |
392 | } |
393 | diff --git a/net/ceph/auth_none.c b/net/ceph/auth_none.c |
394 | index 925ca58..8c93fa8 100644 |
395 | --- a/net/ceph/auth_none.c |
396 | +++ b/net/ceph/auth_none.c |
397 | @@ -39,6 +39,11 @@ static int should_authenticate(struct ceph_auth_client *ac) |
398 | return xi->starting; |
399 | } |
400 | |
401 | +static int build_request(struct ceph_auth_client *ac, void *buf, void *end) |
402 | +{ |
403 | + return 0; |
404 | +} |
405 | + |
406 | /* |
407 | * the generic auth code decode the global_id, and we carry no actual |
408 | * authenticate state, so nothing happens here. |
409 | @@ -106,6 +111,7 @@ static const struct ceph_auth_client_ops ceph_auth_none_ops = { |
410 | .destroy = destroy, |
411 | .is_authenticated = is_authenticated, |
412 | .should_authenticate = should_authenticate, |
413 | + .build_request = build_request, |
414 | .handle_reply = handle_reply, |
415 | .create_authorizer = ceph_auth_none_create_authorizer, |
416 | .destroy_authorizer = ceph_auth_none_destroy_authorizer, |