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Re: [dm-devel] [PATCH v7 9/9] block: Avoid deadlocks with bio allocation by stacking drivers
- From: Alasdair G Kergon <agk redhat com>
- To: Kent Overstreet <koverstreet google com>
- Cc: Jens Axboe <axboe kernel dk>, linux-bcache vger kernel org, linux-kernel vger kernel org, dm-devel redhat com, Mikulas Patocka <mpatocka redhat com>, bharrosh panasas com, tj kernel org, Vivek Goyal <vgoyal redhat com>
- Subject: Re: [dm-devel] [PATCH v7 9/9] block: Avoid deadlocks with bio allocation by stacking drivers
- Date: Wed, 29 Aug 2012 18:23:36 +0100
On Wed, Aug 29, 2012 at 10:13:45AM -0700, Kent Overstreet wrote:
> Only on allocation failure.
Which as you already said assumes wrapping together the other mempools in the
submission path first...
Alasdair
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