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 <pet...@infradead.org> AuthorDate: Thu, 25 Mar 2021 15:18:19 +01:00 Committer: Peter Zijlstra <pet...@infradead.org> CommitterDate: Fri, 16 Apr 2021 17:06:35 +02:00
sched: Move /proc/sched_debug to debugfs Signed-off-by: Peter Zijlstra (Intel) <pet...@infradead.org> Reviewed-by: Greg Kroah-Hartman <gre...@linuxfoundation.org> Tested-by: Valentin Schneider <valentin.schnei...@arm.com> Link: https://lkml.kernel.org/r/20210412102001.548833...@infradead.org --- 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)
