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Groups > linux.kernel > #1303956

[PATCH 2/6] cgroup: convert cgroup_subsys flag fields to bool bitfields

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Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Li Zefan <lizefan@huawei.com>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
---
 include/linux/cgroup-defs.h | 6 +++---
 kernel/cpuset.c             | 2 +-
 kernel/sched/core.c         | 2 +-
 kernel/sched/cpuacct.c      | 2 +-
 4 files changed, 6 insertions(+), 6 deletions(-)

diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 7f334c2..dc6f0ce 100644
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -440,7 +440,7 @@ struct cgroup_subsys {
 	void (*free)(struct task_struct *task);
 	void (*bind)(struct cgroup_subsys_state *root_css);
 
-	int early_init;
+	bool early_init:1;
 
 	/*
 	 * If %false, this subsystem is properly hierarchical -
@@ -454,8 +454,8 @@ struct cgroup_subsys {
 	 * cases.  Eventually, all subsystems will be made properly
 	 * hierarchical and this will go away.
 	 */
-	bool broken_hierarchy;
-	bool warned_broken_hierarchy;
+	bool broken_hierarchy:1;
+	bool warned_broken_hierarchy:1;
 
 	/* the following two fields are initialized automtically during boot */
 	int id;
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 3e945fc..0cf412b 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2065,7 +2065,7 @@ struct cgroup_subsys cpuset_cgrp_subsys = {
 	.attach		= cpuset_attach,
 	.bind		= cpuset_bind,
 	.legacy_cftypes	= files,
-	.early_init	= 1,
+	.early_init	= true,
 };
 
 /**
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index b7d2271..9a5b368 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8576,7 +8576,7 @@ struct cgroup_subsys cpu_cgrp_subsys = {
 	.can_attach	= cpu_cgroup_can_attach,
 	.attach		= cpu_cgroup_attach,
 	.legacy_cftypes	= cpu_files,
-	.early_init	= 1,
+	.early_init	= true,
 };
 
 #endif	/* CONFIG_CGROUP_SCHED */
diff --git a/kernel/sched/cpuacct.c b/kernel/sched/cpuacct.c
index dd7cbb5..2ddaebf 100644
--- a/kernel/sched/cpuacct.c
+++ b/kernel/sched/cpuacct.c
@@ -279,5 +279,5 @@ struct cgroup_subsys cpuacct_cgrp_subsys = {
 	.css_alloc	= cpuacct_css_alloc,
 	.css_free	= cpuacct_css_free,
 	.legacy_cftypes	= files,
-	.early_init	= 1,
+	.early_init	= true,
 };
-- 
2.5.0

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Thread

[PATCHSET] cgroup, perf_event: make perf_event work on v2 hierarchy Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 2/6] cgroup: convert cgroup_subsys flag fields to bool bitfields Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 1/6] cgroup: s/cgrp_dfl_root_/cgrp_dfl_/ Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 3/6] cgroup: make css_tryget_online_from_dir() also recognize cgroup2 fs Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 6/6] cgroup, perf_event: make perf_event controller work on cgroup2 hierarchy Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 4/6] cgroup: use ->subtree_control when testing no internal process rule Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100
  [PATCH 5/6] cgroup: implement cgroup_subsys->implicit_on_dfl Tejun Heo <tj@kernel.org> - 2016-01-07 23:40 +0100

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