The current cgroups output format is based on tabs, which may cause misalignment of output information. Using placeholder formatting can make the output information more readable. Signed-off-by: Huan Yang <link@xxxxxxxx> --- kernel/cgroup/cgroup-v1.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c index 520a11cb12f4..c082a78f4c22 100644 --- a/kernel/cgroup/cgroup-v1.c +++ b/kernel/cgroup/cgroup-v1.c @@ -669,15 +669,16 @@ int proc_cgroupstats_show(struct seq_file *m, void *v) struct cgroup_subsys *ss; int i; - seq_puts(m, "#subsys_name\thierarchy\tnum_cgroups\tenabled\n"); + seq_printf(m, "%16s %16s %16s %16s\n", "#subsys_name", "hierarchy", + "num_cgroups", "enabled"); /* * Grab the subsystems state racily. No need to add avenue to * cgroup_mutex contention. */ for_each_subsys(ss, i) - seq_printf(m, "%s\t%d\t%d\t%d\n", - ss->legacy_name, ss->root->hierarchy_id, + seq_printf(m, "%16s %16d %16d %16d\n", ss->legacy_name, + ss->root->hierarchy_id, atomic_read(&ss->root->nr_cgrps), cgroup_ssid_enabled(i)); -- 2.34.1
