From: Jens Axboe <axboe@kernel.dk>
To: Ming Lei <ming.lei@redhat.com>
Cc: Shinichiro Kawasaki <shinichiro.kawasaki@wdc.com>,
linux-block@vger.kernel.org
Subject: Re: [PATCH] block: null_blk: only set set->nr_maps as 3 if active poll_queues is > 0
Date: Thu, 23 Dec 2021 22:06:09 -0700 [thread overview]
Message-ID: <164032236905.919063.8882037687804425617.b4-ty@kernel.dk> (raw)
In-Reply-To: <20211224010831.1521805-1-ming.lei@redhat.com>
On Fri, 24 Dec 2021 09:08:31 +0800, Ming Lei wrote:
> It isn't correct to set set->nr_maps as 3 if g_poll_queues is > 0 since
> we can change it via configfs for null_blk device created there, so only
> set it as 3 if active poll_queues is > 0.
>
> Fixes divide zero exception reported by Shinichiro.
>
>
> [...]
Applied, thanks!
[1/1] block: null_blk: only set set->nr_maps as 3 if active poll_queues is > 0
commit: 19768f80cf23834e65482f1667ff54192d469fee
Best regards,
--
Jens Axboe
prev parent reply other threads:[~2021-12-24 5:06 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-24 1:08 [PATCH] block: null_blk: only set set->nr_maps as 3 if active poll_queues is > 0 Ming Lei
2021-12-24 4:28 ` Shinichiro Kawasaki
2021-12-24 5:06 ` Jens Axboe [this message]
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