linux-kernel - Re: [PATCH] sbitmap: fix possible io hung due to lost wakeup

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Message-Id: <166126186831.27028.2544657181662350295.b4-ty@kernel.dk>
Date:   Tue, 23 Aug 2022 07:37:48 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     jack@...e.cz, osandov@...com, yukuai1@...weicloud.com
Cc:     linux-kernel@...r.kernel.org, linux-block@...r.kernel.org,
        yi.zhang@...wei.com, yukuai3@...wei.com
Subject: Re: [PATCH] sbitmap: fix possible io hung due to lost wakeup

On Wed, 3 Aug 2022 20:15:04 +0800, Yu Kuai wrote:
> From: Yu Kuai <yukuai3@...wei.com>
> 
> There are two problems can lead to lost wakeup:
> 
> 1) invalid wakeup on the wrong waitqueue:
> 
> For example, 2 * wake_batch tags are put, while only wake_batch threads
> are woken:
> 
> [...]

Applied, thanks!

[1/1] sbitmap: fix possible io hung due to lost wakeup
      commit: 040b83fcecfb86f3225d3a5de7fd9b3fbccf83b4

Best regards,
-- 
Jens Axboe