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Date: Sun, 17 Oct 2021 10:40:18 -0600 From: Jens Axboe <axboe@...nel.dk> To: Tejun Heo <tj@...nel.org> Cc: Jens Axboe <axboe@...nel.dk>, linux-block@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH block-5.15] blk-cgroup: blk_cgroup_bio_start() should use irq-safe operations on blkg->iostat_cpu On Thu, 14 Oct 2021 13:20:22 -1000, Tejun Heo wrote: > c3df5fb57fe8 ("cgroup: rstat: fix A-A deadlock on 32bit around > u64_stats_sync") made u64_stats updates irq-safe to avoid A-A deadlocks. > Unfortunately, the conversion missed one in blk_cgroup_bio_start(). Fix it. > > Applied, thanks! [1/1] blk-cgroup: blk_cgroup_bio_start() should use irq-safe operations on blkg->iostat_cpu commit: 5370b0f49078203acf3c064b634a09707167a864 Best regards, -- Jens Axboe
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