aboutsummaryrefslogtreecommitdiffstats
path: root/fs/notify/notification.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/notify/notification.c')
-rw-r--r--fs/notify/notification.c19
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/notify/notification.c b/fs/notify/notification.c
index 959b73e756fd..521368574e97 100644
--- a/fs/notify/notification.c
+++ b/fs/notify/notification.c
@@ -136,18 +136,24 @@ static bool event_compare(struct fsnotify_event *old, struct fsnotify_event *new
136{ 136{
137 if ((old->mask == new->mask) && 137 if ((old->mask == new->mask) &&
138 (old->to_tell == new->to_tell) && 138 (old->to_tell == new->to_tell) &&
139 (old->data_type == new->data_type)) { 139 (old->data_type == new->data_type) &&
140 (old->name_len == new->name_len)) {
140 switch (old->data_type) { 141 switch (old->data_type) {
141 case (FSNOTIFY_EVENT_INODE): 142 case (FSNOTIFY_EVENT_INODE):
142 if (old->inode == new->inode) 143 /* remember, after old was put on the wait_q we aren't
144 * allowed to look at the inode any more, only thing
145 * left to check was if the file_name is the same */
146 if (old->name_len &&
147 !strcmp(old->file_name, new->file_name))
143 return true; 148 return true;
144 break; 149 break;
145 case (FSNOTIFY_EVENT_PATH): 150 case (FSNOTIFY_EVENT_PATH):
146 if ((old->path.mnt == new->path.mnt) && 151 if ((old->path.mnt == new->path.mnt) &&
147 (old->path.dentry == new->path.dentry)) 152 (old->path.dentry == new->path.dentry))
148 return true; 153 return true;
154 break;
149 case (FSNOTIFY_EVENT_NONE): 155 case (FSNOTIFY_EVENT_NONE):
150 return true; 156 return false;
151 }; 157 };
152 } 158 }
153 return false; 159 return false;
@@ -339,18 +345,19 @@ static void initialize_event(struct fsnotify_event *event)
339 * @name the filename, if available 345 * @name the filename, if available
340 */ 346 */
341struct fsnotify_event *fsnotify_create_event(struct inode *to_tell, __u32 mask, void *data, 347struct fsnotify_event *fsnotify_create_event(struct inode *to_tell, __u32 mask, void *data,
342 int data_type, const char *name, u32 cookie) 348 int data_type, const char *name, u32 cookie,
349 gfp_t gfp)
343{ 350{
344 struct fsnotify_event *event; 351 struct fsnotify_event *event;
345 352
346 event = kmem_cache_alloc(fsnotify_event_cachep, GFP_KERNEL); 353 event = kmem_cache_alloc(fsnotify_event_cachep, gfp);
347 if (!event) 354 if (!event)
348 return NULL; 355 return NULL;
349 356
350 initialize_event(event); 357 initialize_event(event);
351 358
352 if (name) { 359 if (name) {
353 event->file_name = kstrdup(name, GFP_KERNEL); 360 event->file_name = kstrdup(name, gfp);
354 if (!event->file_name) { 361 if (!event->file_name) {
355 kmem_cache_free(fsnotify_event_cachep, event); 362 kmem_cache_free(fsnotify_event_cachep, event);
356 return NULL; 363 return NULL;