cgroup: replace pr_warning with preferred pr_warn

As suggested by scripts/checkpatch.pl, substitude all pr_warning()
with pr_warn().

No functional change.

Signed-off-by: Jianyu Zhan <nasa4836@gmail.com>
Signed-off-by: Tejun Heo <tj@kernel.org>

diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index 3849d3d2dfe195631d42f78098d78ae51dec36b1..cb453e9954c1f72805ef22afc5edd4099d624a17 100644 (file)
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -1126,9 +1126,9 @@ static int rebind_subsystems(struct cgroup_root *dst_root,
                 * Just warn about it and continue.
                 */
                if (cgrp_dfl_root_visible) {
-                       pr_warning("cgroup: failed to create files (%d) while rebinding 0x%lx to default root\n",
-                                  ret, ss_mask);
-                       pr_warning("cgroup: you may retry by moving them to a different hierarchy and unbinding\n");
+                       pr_warn("cgroup: failed to create files (%d) while rebinding 0x%lx to default root\n",
+                               ret, ss_mask);
+                       pr_warn("cgroup: you may retry by moving them to a different hierarchy and unbinding\n");
                }
        }
 
@@ -1323,7 +1323,7 @@ static int parse_cgroupfs_options(char *data, struct cgroup_sb_opts *opts)
        /* Consistency checks */
 
        if (opts->flags & CGRP_ROOT_SANE_BEHAVIOR) {
-               pr_warning("cgroup: sane_behavior: this is still under development and its behaviors will change, proceed at your own risk\n");
+               pr_warn("cgroup: sane_behavior: this is still under development and its behaviors will change, proceed at your own risk\n");
 
                if ((opts->flags & (CGRP_ROOT_NOPREFIX | CGRP_ROOT_XATTR)) ||
                    opts->cpuset_clone_children || opts->release_agent ||
@@ -1387,8 +1387,8 @@ static int cgroup_remount(struct kernfs_root *kf_root, int *flags, char *data)
                goto out_unlock;
 
        if (opts.subsys_mask != root->subsys_mask || opts.release_agent)
-               pr_warning("cgroup: option changes via remount are deprecated (pid=%d comm=%s)\n",
-                          task_tgid_nr(current), current->comm);
+               pr_warn("cgroup: option changes via remount are deprecated (pid=%d comm=%s)\n",
+                       task_tgid_nr(current), current->comm);
 
        added_mask = opts.subsys_mask & ~root->subsys_mask;
        removed_mask = root->subsys_mask & ~opts.subsys_mask;
@@ -1669,7 +1669,7 @@ retry:
                                ret = -EINVAL;
                                goto out_unlock;
                        } else {
-                               pr_warning("cgroup: new mount options do not match the existing superblock, will be ignored\n");
+                               pr_warn("cgroup: new mount options do not match the existing superblock, will be ignored\n");
                        }
                }
 
@@ -4168,10 +4168,10 @@ static int create_css(struct cgroup *cgrp, struct cgroup_subsys *ss)
 
        if (ss->broken_hierarchy && !ss->warned_broken_hierarchy &&
            parent->parent) {
-               pr_warning("cgroup: %s (%d) created nested cgroup for controller \"%s\" which has incomplete hierarchy support. Nested cgroups may change behavior in the future.\n",
-                          current->comm, current->pid, ss->name);
+               pr_warn("cgroup: %s (%d) created nested cgroup for controller \"%s\" which has incomplete hierarchy support. Nested cgroups may change behavior in the future.\n",
+                       current->comm, current->pid, ss->name);
                if (!strcmp(ss->name, "memory"))
-                       pr_warning("cgroup: \"memory\" requires setting use_hierarchy to 1 on the root.\n");
+                       pr_warn("cgroup: \"memory\" requires setting use_hierarchy to 1 on the root.\n");
                ss->warned_broken_hierarchy = true;
        }