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| author | Alexey Dobriyan <adobriyan@sw.ru> | 2007-10-17 08:30:09 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-17 17:42:59 +0200 |
| commit | 970a8645ca051225a32401e4c80b50fc0a49c081 (patch) | |
| tree | 25600770b729500354d025f078d0ce9f655bdea4 /include | |
| parent | user.c: deinline (diff) | |
| download | linux-970a8645ca051225a32401e4c80b50fc0a49c081.tar.xz linux-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 'include')
| -rw-r--r-- | include/linux/sched.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 57166582a3f5..884699fa8c1f 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -518,8 +518,10 @@ struct user_struct { atomic_t inotify_watches; /* How many inotify watches does this user have? */ atomic_t inotify_devs; /* How many inotify devs does this user have opened? */ #endif +#ifdef CONFIG_POSIX_MQUEUE /* protected by mq_lock */ unsigned long mq_bytes; /* How many bytes can be allocated to mqueue? */ +#endif unsigned long locked_shm; /* How many pages of mlocked shm ? */ #ifdef CONFIG_KEYS |