Re: [PATCH v3 sched_ext/for-7.3 24/36] sched_ext: Add reject DSQ for cap-rejected dispatches
Tejun Heo <[email protected]>
| Newsgroups | dev.linux.lists.sched-ext,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
On Tue, 07 Jul 2026 00:38:57 +0000, [email protected] wrote: > - [High] The CPU incorrectly goes idle and strands tasks when a consumed task is diverted to reject_dsq. The divert does happen, but the reject DSQ is drained in the same __schedule() cycle: the divert queues a deferred balance callback that runs scx_reenq_reject() before the cpu settles, so the task doesn't strand. No watchdog-length stall. No change. Thanks. -- tejun