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-rw-r--r--include/linux/page_cgroup.h7
1 files changed, 2 insertions, 5 deletions
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h
index 4b938d4f3ac2..b0e4eb126236 100644
--- a/include/linux/page_cgroup.h
+++ b/include/linux/page_cgroup.h
@@ -57,6 +57,8 @@ static inline void ClearPageCgroup##uname(struct page_cgroup *pc) \
57static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \ 57static inline int TestClearPageCgroup##uname(struct page_cgroup *pc) \
58 { return test_and_clear_bit(PCG_##lname, &pc->flags); } 58 { return test_and_clear_bit(PCG_##lname, &pc->flags); }
59 59
60TESTPCGFLAG(Locked, LOCK)
61
60/* Cache flag is set only once (at allocation) */ 62/* Cache flag is set only once (at allocation) */
61TESTPCGFLAG(Cache, CACHE) 63TESTPCGFLAG(Cache, CACHE)
62CLEARPCGFLAG(Cache, CACHE) 64CLEARPCGFLAG(Cache, CACHE)
@@ -86,11 +88,6 @@ static inline void lock_page_cgroup(struct page_cgroup *pc)
86 bit_spin_lock(PCG_LOCK, &pc->flags); 88 bit_spin_lock(PCG_LOCK, &pc->flags);
87} 89}
88 90
89static inline int trylock_page_cgroup(struct page_cgroup *pc)
90{
91 return bit_spin_trylock(PCG_LOCK, &pc->flags);
92}
93
94static inline void unlock_page_cgroup(struct page_cgroup *pc) 91static inline void unlock_page_cgroup(struct page_cgroup *pc)
95{ 92{
96 bit_spin_unlock(PCG_LOCK, &pc->flags); 93 bit_spin_unlock(PCG_LOCK, &pc->flags);