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-rw-r--r--kernel/cgroup/cgroup.c21
1 files changed, 9 insertions, 12 deletions
diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c
index e049edd66776..21ecc6ee6a6d 100644
--- a/kernel/cgroup/cgroup.c
+++ b/kernel/cgroup/cgroup.c
@@ -468,7 +468,7 @@ static struct cgroup_subsys_state *cgroup_css(struct cgroup *cgrp,
* @cgrp: the cgroup of interest
* @ss: the subsystem of interest
*
- * Find and get @cgrp's css assocaited with @ss. If the css doesn't exist
+ * Find and get @cgrp's css associated with @ss. If the css doesn't exist
* or is offline, %NULL is returned.
*/
static struct cgroup_subsys_state *cgroup_tryget_css(struct cgroup *cgrp,
@@ -1633,7 +1633,7 @@ static void cgroup_rm_file(struct cgroup *cgrp, const struct cftype *cft)
/**
* css_clear_dir - remove subsys files in a cgroup directory
- * @css: taget css
+ * @css: target css
*/
static void css_clear_dir(struct cgroup_subsys_state *css)
{
@@ -5350,7 +5350,7 @@ out_unlock:
/*
* This is called when the refcnt of a css is confirmed to be killed.
* css_tryget_online() is now guaranteed to fail. Tell the subsystem to
- * initate destruction and put the css ref from kill_css().
+ * initiate destruction and put the css ref from kill_css().
*/
static void css_killed_work_fn(struct work_struct *work)
{
@@ -5634,8 +5634,6 @@ int __init cgroup_init_early(void)
return 0;
}
-static u16 cgroup_disable_mask __initdata;
-
/**
* cgroup_init - cgroup initialization
*
@@ -5694,12 +5692,8 @@ int __init cgroup_init(void)
* disabled flag and cftype registration needs kmalloc,
* both of which aren't available during early_init.
*/
- if (cgroup_disable_mask & (1 << ssid)) {
- static_branch_disable(cgroup_subsys_enabled_key[ssid]);
- printk(KERN_INFO "Disabling %s control group subsystem\n",
- ss->name);
+ if (!cgroup_ssid_enabled(ssid))
continue;
- }
if (cgroup1_ssid_disabled(ssid))
printk(KERN_INFO "Disabling %s control group subsystem in v1 mounts\n",
@@ -6058,7 +6052,7 @@ out_revert:
* @kargs: the arguments passed to create the child process
*
* This calls the cancel_fork() callbacks if a fork failed *after*
- * cgroup_can_fork() succeded and cleans up references we took to
+ * cgroup_can_fork() succeeded and cleans up references we took to
* prepare a new css_set for the child process in cgroup_can_fork().
*/
void cgroup_cancel_fork(struct task_struct *child,
@@ -6214,7 +6208,10 @@ static int __init cgroup_disable(char *str)
if (strcmp(token, ss->name) &&
strcmp(token, ss->legacy_name))
continue;
- cgroup_disable_mask |= 1 << i;
+
+ static_branch_disable(cgroup_subsys_enabled_key[i]);
+ pr_info("Disabling %s control group subsystem\n",
+ ss->name);
}
}
return 1;