Re: [PATCH] blk-mq: skip CPU offline notify on unmapped hctx

From: Jens Axboe

Date: Tue Dec 30 2025 - 11:02:47 EST



On Tue, 30 Dec 2025 17:17:05 +0800, Cong Zhang wrote:
> If an hctx has no software ctx mapped, blk_mq_map_swqueue() never
> allocates tags and leaves hctx->tags NULL. The CPU hotplug offline
> notifier can still run for that hctx, return early since hctx cannot
> hold any requests.
>
>

Applied, thanks!

[1/1] blk-mq: skip CPU offline notify on unmapped hctx
commit: 10845a105bbcb030647a729f1716c2309da71d33

Best regards,
--
Jens Axboe