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author | Paul Menage <menage@google.com> | 2008-10-18 20:28:05 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-20 08:52:38 -0700 |
commit | 886465f407e57d6c3c81013c919ea670ce1ae0d0 (patch) | |
tree | c8981531dee58b1fc19a383068d6770c030bd534 | |
parent | cc31edceee04a7b87f2be48f9489ebb72d264844 (diff) | |
download | op-kernel-dev-886465f407e57d6c3c81013c919ea670ce1ae0d0.zip op-kernel-dev-886465f407e57d6c3c81013c919ea670ce1ae0d0.tar.gz |
cgroups: fix declaration of cgroup_mm_owner_callbacks
The choice of real/dummy declaration for cgroup_mm_owner_callbacks()
shouldn't be based on CONFIG_MM_OWNER, but on CONFIG_CGROUPS. Otherwise
kernel/exit.c fails to compile when something other than a cgroups
controller selects CONFIG_MM_OWNER
Signed-off-by: Paul Menage <menage@google.com>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r-- | include/linux/cgroup.h | 15 |
1 files changed, 6 insertions, 9 deletions
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index 8ab9188..8b00f66 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -403,6 +403,9 @@ void cgroup_iter_end(struct cgroup *cgrp, struct cgroup_iter *it); int cgroup_scan_tasks(struct cgroup_scanner *scan); int cgroup_attach_task(struct cgroup *, struct task_struct *); +void cgroup_mm_owner_callbacks(struct task_struct *old, + struct task_struct *new); + #else /* !CONFIG_CGROUPS */ static inline int cgroup_init_early(void) { return 0; } @@ -421,15 +424,9 @@ static inline int cgroupstats_build(struct cgroupstats *stats, return -EINVAL; } +static inline void cgroup_mm_owner_callbacks(struct task_struct *old, + struct task_struct *new) {} + #endif /* !CONFIG_CGROUPS */ -#ifdef CONFIG_MM_OWNER -extern void -cgroup_mm_owner_callbacks(struct task_struct *old, struct task_struct *new); -#else /* !CONFIG_MM_OWNER */ -static inline void -cgroup_mm_owner_callbacks(struct task_struct *old, struct task_struct *new) -{ -} -#endif /* CONFIG_MM_OWNER */ #endif /* _LINUX_CGROUP_H */ |