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Subject[PATCH v2 8/9] sched: Move /proc/sched_debug to debugfs

Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
kernel/sched/debug.c | 25 ++++++++++++++++---------
1 file changed, 16 insertions(+), 9 deletions(-)

--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -279,6 +279,20 @@ static const struct file_operations sche

__read_mostly bool sched_debug_enabled;

+static const struct seq_operations sched_debug_sops;
+
+static int sched_debug_open(struct inode *inode, struct file *filp)
+{
+ return seq_open(filp, &sched_debug_sops);
+}
+
+static const struct file_operations sched_debug_fops = {
+ .open = sched_debug_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = seq_release,
+};
+
static struct dentry *debugfs_sched;

static __init int sched_init_debug(void)
@@ -316,6 +330,8 @@ static __init int sched_init_debug(void)
debugfs_create_u32("scan_size_mb", 0644, numa, &sysctl_numa_balancing_scan_size);
#endif

+ debugfs_create_file("debug", 0444, debugfs_sched, NULL, &sched_debug_fops);
+
return 0;
}
late_initcall(sched_init_debug);
@@ -854,15 +870,6 @@ static const struct seq_operations sched
.show = sched_debug_show,
};

-static int __init init_sched_debug_procfs(void)
-{
- if (!proc_create_seq("sched_debug", 0444, NULL, &sched_debug_sops))
- return -ENOMEM;
- return 0;
-}
-
-__initcall(init_sched_debug_procfs);
-
#define __PS(S, F) SEQ_printf(m, "%-45s:%21Ld\n", S, (long long)(F))
#define __P(F) __PS(#F, F)
#define P(F) __PS(#F, p->F)

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