diff options
Diffstat (limited to 'kernel/exit.c')
-rw-r--r-- | kernel/exit.c | 31 |
1 files changed, 1 insertions, 30 deletions
diff --git a/kernel/exit.c b/kernel/exit.c index 167e1e3ad7c6..ad8375758a79 100644 --- a/kernel/exit.c +++ b/kernel/exit.c | |||
@@ -429,7 +429,6 @@ EXPORT_SYMBOL(disallow_signal); | |||
429 | void daemonize(const char *name, ...) | 429 | void daemonize(const char *name, ...) |
430 | { | 430 | { |
431 | va_list args; | 431 | va_list args; |
432 | struct fs_struct *fs; | ||
433 | sigset_t blocked; | 432 | sigset_t blocked; |
434 | 433 | ||
435 | va_start(args, name); | 434 | va_start(args, name); |
@@ -462,11 +461,7 @@ void daemonize(const char *name, ...) | |||
462 | 461 | ||
463 | /* Become as one with the init task */ | 462 | /* Become as one with the init task */ |
464 | 463 | ||
465 | exit_fs(current); /* current->fs->count--; */ | 464 | daemonize_fs_struct(); |
466 | fs = init_task.fs; | ||
467 | current->fs = fs; | ||
468 | atomic_inc(&fs->count); | ||
469 | |||
470 | exit_files(current); | 465 | exit_files(current); |
471 | current->files = init_task.files; | 466 | current->files = init_task.files; |
472 | atomic_inc(¤t->files->count); | 467 | atomic_inc(¤t->files->count); |
@@ -565,30 +560,6 @@ void exit_files(struct task_struct *tsk) | |||
565 | } | 560 | } |
566 | } | 561 | } |
567 | 562 | ||
568 | void put_fs_struct(struct fs_struct *fs) | ||
569 | { | ||
570 | /* No need to hold fs->lock if we are killing it */ | ||
571 | if (atomic_dec_and_test(&fs->count)) { | ||
572 | path_put(&fs->root); | ||
573 | path_put(&fs->pwd); | ||
574 | kmem_cache_free(fs_cachep, fs); | ||
575 | } | ||
576 | } | ||
577 | |||
578 | void exit_fs(struct task_struct *tsk) | ||
579 | { | ||
580 | struct fs_struct * fs = tsk->fs; | ||
581 | |||
582 | if (fs) { | ||
583 | task_lock(tsk); | ||
584 | tsk->fs = NULL; | ||
585 | task_unlock(tsk); | ||
586 | put_fs_struct(fs); | ||
587 | } | ||
588 | } | ||
589 | |||
590 | EXPORT_SYMBOL_GPL(exit_fs); | ||
591 | |||
592 | #ifdef CONFIG_MM_OWNER | 563 | #ifdef CONFIG_MM_OWNER |
593 | /* | 564 | /* |
594 | * Task p is exiting and it owned mm, lets find a new owner for it | 565 | * Task p is exiting and it owned mm, lets find a new owner for it |