diff options
| author |   Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2012-07-31 16:42:24 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2012-07-31 18:42:41 -0700 |
| commit | abb8206cb07734d0b7bf033c715995d6371a94c3 (patch) | |
| tree | a27a55420bd6fad941c559bb80176f10931deb60 /include | |
| parent | hugetlb/cgroup: add support for cgroup removal (diff) | |
| download | linux-dev-abb8206cb07734d0b7bf033c715995d6371a94c3.tar.xz linux-dev-abb8206cb07734d0b7bf033c715995d6371a94c3.zip | |
hugetlb/cgroup: add hugetlb cgroup control files
Add the control files for hugetlb controller
[akpm@linux-foundation.org: s/CONFIG_CGROUP_HUGETLB_RES_CTLR/CONFIG_MEMCG_HUGETLB/g]
[akpm@linux-foundation.org: s/CONFIG_MEMCG_HUGETLB/CONFIG_CGROUP_HUGETLB/]
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Cc: David Rientjes <rientjes@google.com>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Michal Hocko <mhocko@suse.cz>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/hugetlb.h | 5 | ||||
| -rw-r--r-- | include/linux/hugetlb_cgroup.h | 6 |
2 files changed, 11 insertions, 0 deletions
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h index 3d677dd41898..f9db20bfa9fc 100644 --- a/include/linux/hugetlb.h +++ b/include/linux/hugetlb.h @@ -4,6 +4,7 @@ #include <linux/mm_types.h> #include <linux/fs.h> #include <linux/hugetlb_inline.h> +#include <linux/cgroup.h> struct ctl_table; struct user_struct; @@ -221,6 +222,10 @@ struct hstate { unsigned int nr_huge_pages_node[MAX_NUMNODES]; unsigned int free_huge_pages_node[MAX_NUMNODES]; unsigned int surplus_huge_pages_node[MAX_NUMNODES]; +#ifdef CONFIG_CGROUP_HUGETLB + /* cgroup control files */ + struct cftype cgroup_files[5]; +#endif char name[HSTATE_NAME_LEN]; }; diff --git a/include/linux/hugetlb_cgroup.h b/include/linux/hugetlb_cgroup.h index 7d3fde996be3..73f1e600fc12 100644 --- a/include/linux/hugetlb_cgroup.h +++ b/include/linux/hugetlb_cgroup.h @@ -62,6 +62,7 @@ extern void hugetlb_cgroup_uncharge_page(int idx, unsigned long nr_pages, struct page *page); extern void hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages, struct hugetlb_cgroup *h_cg); +extern int hugetlb_cgroup_file_init(int idx) __init; #else static inline struct hugetlb_cgroup *hugetlb_cgroup_from_page(struct page *page) @@ -108,5 +109,10 @@ hugetlb_cgroup_uncharge_cgroup(int idx, unsigned long nr_pages, return; } +static inline int __init hugetlb_cgroup_file_init(int idx) +{ + return 0; +} + #endif /* CONFIG_MEM_RES_CTLR_HUGETLB */ #endif |