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authorLinus Torvalds <torvalds@linux-foundation.org>2020-03-29 10:40:31 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-03-29 10:40:31 -0700
commit570203ec830dd451b8804cdef8036f7fca9f0311 (patch)
treecebdd249624e00d5aed6f24e94f0b743944ccfba /include
parentab93e984dbb41578b41208cee52ce4e709951eb2 (diff)
parentb943f045a9af9fd02f923e43fe8d7517e9961701 (diff)
Merge branch 'akpm' (patches from Andrew)
Merge vm fixes from Andrew Morton: "5 fixes" * emailed patches from Andrew Morton <akpm@linux-foundation.org>: mm/sparse: fix kernel crash with pfn_section_valid check mm: fork: fix kernel_stack memcg stats for various stack implementations hugetlb_cgroup: fix illegal access to memory drivers/base/memory.c: indicate all memory blocks as removable mm/swapfile.c: move inode_lock out of claim_swapfile
Diffstat (limited to 'include')
-rw-r--r--include/linux/memcontrol.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index a7a0a1a5c8d5..e9ba01336d4e 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -695,6 +695,7 @@ static inline unsigned long lruvec_page_state_local(struct lruvec *lruvec,
void __mod_lruvec_state(struct lruvec *lruvec, enum node_stat_item idx,
int val);
void __mod_lruvec_slab_state(void *p, enum node_stat_item idx, int val);
+void mod_memcg_obj_state(void *p, int idx, int val);
static inline void mod_lruvec_state(struct lruvec *lruvec,
enum node_stat_item idx, int val)
@@ -1123,6 +1124,10 @@ static inline void __mod_lruvec_slab_state(void *p, enum node_stat_item idx,
__mod_node_page_state(page_pgdat(page), idx, val);
}
+static inline void mod_memcg_obj_state(void *p, int idx, int val)
+{
+}
+
static inline
unsigned long mem_cgroup_soft_limit_reclaim(pg_data_t *pgdat, int order,
gfp_t gfp_mask,
@@ -1427,6 +1432,8 @@ static inline int memcg_cache_id(struct mem_cgroup *memcg)
return memcg ? memcg->kmemcg_id : -1;
}
+struct mem_cgroup *mem_cgroup_from_obj(void *p);
+
#else
static inline int memcg_kmem_charge(struct page *page, gfp_t gfp, int order)
@@ -1468,6 +1475,11 @@ static inline void memcg_put_cache_ids(void)
{
}
+static inline struct mem_cgroup *mem_cgroup_from_obj(void *p)
+{
+ return NULL;
+}
+
#endif /* CONFIG_MEMCG_KMEM */
#endif /* _LINUX_MEMCONTROL_H */