From 56c807ba4e91f0980567b6a69de239677879b17f Mon Sep 17 00:00:00 2001 From: Tejun Heo Date: Tue, 18 Nov 2014 02:49:51 -0500 Subject: cgroup: add cgroup_subsys->css_e_css_changed() Add a new cgroup_subsys operatoin ->css_e_css_changed(). This is invoked if any of the effective csses seen from the css's cgroup may have changed. This will be used to implement cgroup writeback support. Signed-off-by: Tejun Heo Acked-by: Zefan Li --- include/linux/cgroup.h | 1 + 1 file changed, 1 insertion(+) (limited to 'include/linux') diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h index e717a39f22ea..3a04aeb8b5a1 100644 --- a/include/linux/cgroup.h +++ b/include/linux/cgroup.h @@ -615,6 +615,7 @@ struct cgroup_subsys { void (*css_released)(struct cgroup_subsys_state *css); void (*css_free)(struct cgroup_subsys_state *css); void (*css_reset)(struct cgroup_subsys_state *css); + void (*css_e_css_changed)(struct cgroup_subsys_state *css); int (*can_attach)(struct cgroup_subsys_state *css, struct cgroup_taskset *tset); -- cgit v1.2.3