From 59b6f87344ab5eb3057e5844b8cd8a39e668f477 Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Fri, 22 Nov 2013 18:20:43 -0500 Subject: memcg: make cgroup_event deal with mem_cgroup instead of cgroup_subsys_state cgroup_event is now memcg specific. Replace cgroup_event->css with ->memcg and convert [un]register_event() callbacks to take mem_cgroup pointer instead of cgroup_subsys_state one. This simplifies the code slightly and makes css_to_vmpressure() unnecessary which is removed. Signed-off-by: Tejun Heo Acked-by: Li Zefan Acked-by: Kirill A. Shutemov Acked-by: Michal Hocko --- include/linux/vmpressure.h | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) (limited to 'include/linux/vmpressure.h') diff --git a/include/linux/vmpressure.h b/include/linux/vmpressure.h index b048365..3e45358 100644 --- a/include/linux/vmpressure.h +++ b/include/linux/vmpressure.h @@ -34,11 +34,10 @@ extern void vmpressure_init(struct vmpressure *vmpr); extern void vmpressure_cleanup(struct vmpressure *vmpr); extern struct vmpressure *memcg_to_vmpressure(struct mem_cgroup *memcg); extern struct cgroup_subsys_state *vmpressure_to_css(struct vmpressure *vmpr); -extern struct vmpressure *css_to_vmpressure(struct cgroup_subsys_state *css); -extern int vmpressure_register_event(struct cgroup_subsys_state *css, +extern int vmpressure_register_event(struct mem_cgroup *memcg, struct eventfd_ctx *eventfd, const char *args); -extern void vmpressure_unregister_event(struct cgroup_subsys_state *css, +extern void vmpressure_unregister_event(struct mem_cgroup *memcg, struct eventfd_ctx *eventfd); #else static inline void vmpressure(gfp_t gfp, struct mem_cgroup *memcg, -- cgit v1.1