cgroup: convert cgroup_subsys flag fields to bool bitfields

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>

diff --git a/include/linux/cgroup-defs.h b/include/linux/cgroup-defs.h
index 0abf6aa..8fc3f04 100644 (file)
--- a/include/linux/cgroup-defs.h
+++ b/include/linux/cgroup-defs.h
@@ -444,7 +444,7 @@ 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 -
@@ -458,8 +458,8 @@ 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 41989ab..9089983 100644 (file)
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -2089,7 +2089,7 @@ 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 44253ad..0f5abc6 100644 (file)
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -8706,7 +8706,7 @@ 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 (file)
--- 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,
 };