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| author | Ingo Molnar <mingo@elte.hu> | 2009-03-13 01:33:21 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-13 01:33:21 +0100 |
| commit | 480c93df5b99699390f93a7024c9f60d09da0e96 (patch) | |
| tree | b93b6c8c71c5f2e716dd05b126e01ef4e20ff0af /kernel/user.c | |
| parent | aecfcde920da8d32949f6cbbc1fc051b4ef9e7be (diff) | |
| parent | d820ac4c2fa881079e6b689d2098adce337558ae (diff) | |
| download | linux-480c93df5b99699390f93a7024c9f60d09da0e96.tar.bz2 | |
Merge branch 'core/locking' into tracing/ftrace
Diffstat (limited to 'kernel/user.c')
| -rw-r--r-- | kernel/user.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/kernel/user.c b/kernel/user.c index 6a9b696128c8..fbb300e6191f 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -286,14 +286,12 @@ int __init uids_sysfs_init(void) /* work function to remove sysfs directory for a user and free up * corresponding structures. */ -static void remove_user_sysfs_dir(struct work_struct *w) +static void cleanup_user_struct(struct work_struct *w) { struct user_struct *up = container_of(w, struct user_struct, work); unsigned long flags; int remove_user = 0; - if (up->user_ns != &init_user_ns) - return; /* Make uid_hash_remove() + sysfs_remove_file() + kobject_del() * atomic. */ @@ -312,9 +310,11 @@ static void remove_user_sysfs_dir(struct work_struct *w) if (!remove_user) goto done; - kobject_uevent(&up->kobj, KOBJ_REMOVE); - kobject_del(&up->kobj); - kobject_put(&up->kobj); + if (up->user_ns == &init_user_ns) { + kobject_uevent(&up->kobj, KOBJ_REMOVE); + kobject_del(&up->kobj); + kobject_put(&up->kobj); + } sched_destroy_user(up); key_put(up->uid_keyring); @@ -335,7 +335,7 @@ static void free_user(struct user_struct *up, unsigned long flags) atomic_inc(&up->__count); spin_unlock_irqrestore(&uidhash_lock, flags); - INIT_WORK(&up->work, remove_user_sysfs_dir); + INIT_WORK(&up->work, cleanup_user_struct); schedule_work(&up->work); } |