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Re: [dm-devel] [PATCH v5 06/12] block: Add an explicit bio flag for bios that own their bvec

From: Tejun Heo <tj kernel org>
To: Kent Overstreet <koverstreet google com>
Cc: axboe kernel dk, dm-devel redhat com, linux-kernel vger kernel org, linux-bcache vger kernel org, mpatocka redhat com, vgoyal redhat com, yehuda hq newdream net, sage newdream net, agk redhat com, drbd-dev lists linbit com
Subject: Re: [dm-devel] [PATCH v5 06/12] block: Add an explicit bio flag for bios that own their bvec
Date: Wed, 8 Aug 2012 15:28:41 -0700

On Mon, Aug 06, 2012 at 03:08:35PM -0700, Kent Overstreet wrote:
> This is for the new bio splitting code. When we split a bio, if the
> split occured on a bvec boundry we reuse the bvec for the new bio. But
> that means bio_free() can't free it, hence the explicit flag.
> 
> Signed-off-by: Kent Overstreet <koverstreet google com>

Sans how the flag is preserved,

 Acked-by: Tejun Heo <tj kernel org>

Thanks.

-- 
tejun

References:
- [dm-devel] [PATCH v5 00/12] Block cleanups
  - From: Kent Overstreet
- [dm-devel] [PATCH v5 06/12] block: Add an explicit bio flag for bios that own their bvec
  - From: Kent Overstreet

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