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authorLinus Torvalds <torvalds@linux-foundation.org>2015-10-01 22:20:11 -0400
committerLinus Torvalds <torvalds@linux-foundation.org>2015-10-01 22:20:11 -0400
commitbde17b90dd9712cb61a7ab0c1ccd0f7f6aa57957 (patch)
treed4597bfde4f5d4a3a5729e5534c44993c6216352 /include
parent1bca1000fa71a1092947b4a51928abe80a3316d2 (diff)
parent676bd99178cd962ed24ffdad222b7069d330a969 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge misc fixes from Andrew Morton: "12 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: dmapool: fix overflow condition in pool_find_page() thermal: avoid division by zero in power allocator memcg: remove pcp_counter_lock kprobes: use _do_fork() in samples to make them work again drivers/input/joystick/Kconfig: zhenhua.c needs BITREVERSE memcg: make mem_cgroup_read_stat() unsigned memcg: fix dirty page migration dax: fix NULL pointer in __dax_pmd_fault() mm: hugetlbfs: skip shared VMAs when unmapping private pages to satisfy a fault mm/slab: fix unexpected index mapping result of kmalloc_size(INDEX_NODE+1) userfaultfd: remove kernel header include from uapi header arch/x86/include/asm/efi.h: fix build failure
Diffstat (limited to 'include')
-rw-r--r--include/linux/memcontrol.h1
-rw-r--r--include/linux/mm.h21
-rw-r--r--include/uapi/linux/userfaultfd.h2
3 files changed, 21 insertions, 3 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index ad800e62cb7a..6452ff4c463f 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -242,7 +242,6 @@ struct mem_cgroup {
* percpu counter.
*/
struct mem_cgroup_stat_cpu __percpu *stat;
- spinlock_t pcp_counter_lock;
#if defined(CONFIG_MEMCG_KMEM) && defined(CONFIG_INET)
struct cg_proto tcp_mem;
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 91c08f6f0dc9..80001de019ba 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -905,6 +905,27 @@ static inline void set_page_links(struct page *page, enum zone_type zone,
#endif
}
+#ifdef CONFIG_MEMCG
+static inline struct mem_cgroup *page_memcg(struct page *page)
+{
+ return page->mem_cgroup;
+}
+
+static inline void set_page_memcg(struct page *page, struct mem_cgroup *memcg)
+{
+ page->mem_cgroup = memcg;
+}
+#else
+static inline struct mem_cgroup *page_memcg(struct page *page)
+{
+ return NULL;
+}
+
+static inline void set_page_memcg(struct page *page, struct mem_cgroup *memcg)
+{
+}
+#endif
+
/*
* Some inline functions in vmstat.h depend on page_zone()
*/
diff --git a/include/uapi/linux/userfaultfd.h b/include/uapi/linux/userfaultfd.h
index df0e09bb7dd5..9057d7af3ae1 100644
--- a/include/uapi/linux/userfaultfd.h
+++ b/include/uapi/linux/userfaultfd.h
@@ -11,8 +11,6 @@
#include <linux/types.h>
-#include <linux/compiler.h>
-
#define UFFD_API ((__u64)0xAA)
/*
* After implementing the respective features it will become:

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