diff options
| author | Shrikanth Hegde <sshegde@linux.ibm.com> | 2026-09-28 11:07:24 +0530 |
|---|---|---|
| committer | Peter Zijlstra <peterz@infradead.org> | 2026-09-28 08:44:42 +0200 |
| commit | 68957caaa9c0e127bc87fee64e45be843f6c5c91 (patch) | |
| tree | 2b5e7945bc1aee42722b09d0856478b3111b46f9 /include/linux | |
| parent | 74699f56ebcfe0f401ee6ce4c5a72822101bb222 (diff) | |
sched/debug: Add migration stats due to non preferred CPUs
Add a new per-task stat,
- nr_migrations_cpu_non_preferred: number of push migrations while the
CPU is non-preferred.
Since this new stat is per-task, it changes only /proc/<pid>/sched.
It doesn't update /proc/schedstat. Hence increasing the schedstat version
is not necessary.
Signed-off-by: Shrikanth Hegde <sshegde@linux.ibm.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://patch.msgid.link/20260928053728.797539-10-sshegde@linux.ibm.com
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/sched.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index d7cc77181ef9..48639b0c75d0 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -554,6 +554,7 @@ struct sched_statistics { u64 nr_failed_migrations_running; u64 nr_failed_migrations_hot; u64 nr_forced_migrations; + u64 nr_migrations_cpu_non_preferred; u64 nr_wakeups; u64 nr_wakeups_sync; |