diff options
| author | Alexey Dobriyan <adobriyan@sw.ru> | 2007-10-16 23:30:09 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 08:42:59 -0700 |
| commit | 970a8645ca051225a32401e4c80b50fc0a49c081 (patch) | |
| tree | 25600770b729500354d025f078d0ce9f655bdea4 /kernel/user.c | |
| parent | 40aeb400f68090f92010920ddf284b672a1461b8 (diff) | |
| download | lwn-970a8645ca051225a32401e4c80b50fc0a49c081.tar.gz lwn-970a8645ca051225a32401e4c80b50fc0a49c081.zip | |
user.c: #ifdef ->mq_bytes
For those who deselect POSIX message queues.
Reduces SLAB size of user_struct from 64 to 32 bytes here, SLUB size -- from
40 bytes to 32 bytes.
[akpm@linux-foundation.org: fix build]
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/user.c')
| -rw-r--r-- | kernel/user.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/user.c b/kernel/user.c index f42a68e008fd..9cb6f6403561 100644 --- a/kernel/user.c +++ b/kernel/user.c @@ -44,7 +44,6 @@ struct user_struct root_user = { .processes = ATOMIC_INIT(1), .files = ATOMIC_INIT(0), .sigpending = ATOMIC_INIT(0), - .mq_bytes = 0, .locked_shm = 0, #ifdef CONFIG_KEYS .uid_keyring = &root_user_keyring, @@ -341,8 +340,9 @@ struct user_struct * alloc_uid(struct user_namespace *ns, uid_t uid) atomic_set(&new->inotify_watches, 0); atomic_set(&new->inotify_devs, 0); #endif - +#ifdef CONFIG_POSIX_MQUEUE new->mq_bytes = 0; +#endif new->locked_shm = 0; if (alloc_uid_keyring(new, current) < 0) { |