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From: Alasdair G Kergon <agk@redhat.com>
To: Paul Taysom <taysom@chromium.org>
Cc: agk@redhat.com, dm-devel@redhat.com, neilb@suse.de,
	linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org,
	msb@chromium.org, mpatocka@redhat.com, olofj@chromium.org
Subject: Re: [PATCH] md: dm-verity: Fix to avoid a deadlock in dm-bufio
Date: Mon, 4 Mar 2013 17:42:54 +0000	[thread overview]
Message-ID: <20130304174254.GF8913@agk.fab.redhat.com> (raw)
In-Reply-To: <1362415549-18653-1-git-send-email-taysom@chromium.org>

On Mon, Mar 04, 2013 at 08:45:48AM -0800, Paul Taysom wrote:
> @@ -449,8 +468,14 @@ static void verity_prefetch_io(struct dm_verity *v, struct dm_verity_io *io)
>  				hash_block_end = v->hash_blocks - 1;
>  		}
>  no_prefetch_cluster:
> -		dm_bufio_prefetch(v->bufio, hash_block_start,
> -				  hash_block_end - hash_block_start + 1);
> +		vw = kmalloc(sizeof(*vw), GFP_KERNEL);

kmalloc?  mempool? ...

Alasdair

  parent reply	other threads:[~2013-03-04 17:42 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-03-04 16:45 [PATCH] md: dm-verity: Fix to avoid a deadlock in dm-bufio Paul Taysom
2013-03-04 17:19 ` Paul Menzel
2013-03-04 21:21   ` Paul Taysom
2013-03-04 17:42 ` Alasdair G Kergon [this message]
2013-03-04 21:23   ` Paul Taysom
2013-03-04 22:15     ` Mikulas Patocka
2013-03-05 23:30       ` Paul Taysom
2013-03-12 14:46         ` Paul Taysom
2013-03-13 20:18           ` Paul Taysom

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