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Code Issues Releases Wiki Activity

sched: Move /proc/sched_debug to debugfs

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Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tested-by: Valentin Schneider <valentin.schneider@arm.com>
Link: https://lkml.kernel.org/r/20210412102001.548833671@infradead.org
This commit is contained in:
Peter Zijlstra 2021-03-25 15:18:19 +01:00
parent 3b87f136f8
commit d27e9ae2f2
1 changed files with 16 additions and 9 deletions
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25
kernel/sched/debug.c
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@ -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)