linux-kernel - Re: [PATCH] block, bfq: Fix division by zero error on zero wsum

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Message-Id: <168167175425.156307.13715193817993910123.b4-ty@kernel.dk>
Date:   Sun, 16 Apr 2023 13:02:34 -0600
From:   Jens Axboe <axboe@...nel.dk>
To:     Paolo Valente <paolo.valente@...aro.org>,
        linux-block@...r.kernel.org,
        Colin Ian King <colin.i.king@...il.com>
Cc:     kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] block, bfq: Fix division by zero error on zero wsum


On Thu, 13 Apr 2023 14:30:09 +0100, Colin Ian King wrote:
> When the weighted sum is zero the calculation of limit causes
> a division by zero error. Fix this by continuing to the next level.
> 
> This was discovered by running as root:
> 
> stress-ng --ioprio 0
> 
> [...]

Applied, thanks!

[1/1] block, bfq: Fix division by zero error on zero wsum
      commit: e53413f8deedf738a6782cc14cc00bd5852ccf18

Best regards,
-- 
Jens Axboe