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From: Song Liu <song@kernel.org>
To: Chris Webb <chris@arachsys.com>
Cc: Christoph Hellwig <hch@lst.de>, linux-raid <linux-raid@vger.kernel.org>
Subject: Re: [PATCH v2] md: Explicitly create command-line configured devices
Date: Wed, 1 Jun 2022 16:18:36 -0700	[thread overview]
Message-ID: <CAPhsuW7cRbVvPVR+A9wosezMdOaYEw9HD00o04m+QY9ETv1P-w@mail.gmail.com> (raw)
In-Reply-To: <YpdHay7qyUzbvnxg@arachsys.com>

On Wed, Jun 1, 2022 at 4:03 AM Chris Webb <chris@arachsys.com> wrote:
>
> Boot-time assembly of arrays with md= command-line arguments breaks when
> CONFIG_BLOCK_LEGACY_AUTOLOAD is unset. md_setup_drive() in md-autodetect.c
> calls blkdev_get_by_dev(), assuming this implicitly creates the block
> device.
>
> Fix this by attempting to md_alloc() the array first. As in the probe path,
> ignore any error as failure is caught by blkdev_get_by_dev() anyway.
>
> Signed-off-by: Chris Webb <chris@arachsys.com>
> Reviewed-by: Christoph Hellwig <hch@lst.de>

Applied to md-next.

Thanks!
Song

      reply	other threads:[~2022-06-01 23:18 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-01 11:03 [PATCH v2] md: Explicitly create command-line configured devices Chris Webb
2022-06-01 23:18 ` Song Liu [this message]

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