The following commit has been merged into the sched/core branch of tip:
Commit-ID: d27e9ae2f244805bbdc730d85fba28685d2471e5
Gitweb: https://git.kernel.org/tip/d27e9ae2f244805bbdc730d85fba28685d2471e5
Author: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
AuthorDate: Thu, 25 Mar 2021 15:18:19 +01:00
Committer: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
CommitterDate: Fri, 16 Apr 2021 17:06:35 +02:00
sched: Move /proc/sched_debug to debugfs
Signed-off-by: Peter Zijlstra (Intel) <peterz@xxxxxxxxxxxxx>
Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Tested-by: Valentin Schneider <valentin.schneider@xxxxxxx>
Link: https://lkml.kernel.org/r/20210412102001.548833671@xxxxxxxxxxxxx
---
kernel/sched/debug.c | 25 ++++++++++++++++---------
1 file changed, 16 insertions(+), 9 deletions(-)
diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c
index b25de7b..bf199d6 100644
--- a/kernel/sched/debug.c
+++ b/kernel/sched/debug.c
@@ -277,6 +277,20 @@ static const struct file_operations sched_dynamic_fops = {
__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)
@@ -314,6 +328,8 @@ 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);
@@ -847,15 +863,6 @@ static const struct seq_operations sched_debug_sops = {
.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)
|