diff options
Diffstat (limited to 'include/linux/page_cgroup.h')
| -rw-r--r-- | include/linux/page_cgroup.h | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h index 5bb13b3db84..b02195dfc1b 100644 --- a/include/linux/page_cgroup.h +++ b/include/linux/page_cgroup.h @@ -59,8 +59,6 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \ static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \ { return test_and_clear_bit(PCG_##lname, &pc->flags); } -TESTPCGFLAG(Locked, LOCK) - /* Cache flag is set only once (at allocation) */ TESTPCGFLAG(Cache, CACHE) CLEARPCGFLAG(Cache, CACHE) @@ -104,6 +102,11 @@ static inline void unlock_page_cgroup(struct page_cgroup *pc) bit_spin_unlock(PCG_LOCK, &pc->flags); } +static inline int page_is_cgroup_locked(struct page_cgroup *pc) +{ + return bit_spin_is_locked(PCG_LOCK, &pc->flags); +} + #else /* CONFIG_CGROUP_MEM_RES_CTLR */ struct page_cgroup; |