From: "Jun'ichi Nomura" <j-nomura@ce.jp.nec.com>
To: Kent Overstreet <koverstreet@google.com>
Cc: device-mapper development <dm-devel@redhat.com>,
linux-kernel@vger.kernel.org, linux-bcache@vger.kernel.org,
linux-fsdevel@vger.kernel.org, axboe@kernel.dk,
yehuda@hq.newdream.net, mpatocka@redhat.com, vgoyal@redhat.com,
bharrosh@panasas.com, tj@kernel.org, sage@newdream.net,
agk@redhat.com, drbd-dev@lists.linbit.com
Subject: Re: [dm-devel] [PATCH v3 02/16] dm: Use bioset's front_pad for dm_rq_clone_bio_info
Date: Mon, 28 May 2012 09:57:55 +0900 [thread overview]
Message-ID: <4FC2CD93.1080009@ce.jp.nec.com> (raw)
In-Reply-To: <1337977539-16977-3-git-send-email-koverstreet@google.com>
On 05/26/12 05:25, Kent Overstreet wrote:
> struct dm_rq_clone_bio_info {
> struct bio *orig;
> struct dm_rq_target_io *tio;
> + struct bio clone;
> };
...
> - pools->bs = bioset_create(pool_size, 0);
> + pools->bs = bioset_create(pool_size,
> + offsetof(struct dm_rq_clone_bio_info, orig));
> if (!pools->bs)
> goto free_tio_pool_and_out;
Did you mean offset of *clone*?
"offsetof(struct dm_rq_clone_bio_info, orig)" is zero.
And now _rq_bio_info_cache has no user and can be removed.
Otherwise, I think it's nicer than the previous version.
Thank you.
--
Jun'ichi Nomura, NEC Corporation
next prev parent reply other threads:[~2012-05-28 0:59 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-25 20:25 [PATCH v3 00/16] Block cleanups Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 01/16] block: Generalized bio pool freeing Kent Overstreet
2012-05-28 1:15 ` Tejun Heo
2012-05-28 10:04 ` Boaz Harrosh
2012-05-25 20:25 ` [PATCH v3 02/16] dm: Use bioset's front_pad for dm_rq_clone_bio_info Kent Overstreet
2012-05-28 0:57 ` Jun'ichi Nomura [this message]
2012-05-28 11:41 ` [dm-devel] " Jun'ichi Nomura
2012-05-28 1:21 ` Tejun Heo
2012-05-25 20:25 ` [PATCH v3 03/16] block: Add bio_reset() Kent Overstreet
2012-05-28 1:23 ` Tejun Heo
2012-05-28 10:02 ` Boaz Harrosh
2012-05-25 20:25 ` [PATCH v3 04/16] pktcdvd: Switch to bio_kmalloc() Kent Overstreet
2012-05-28 1:30 ` Tejun Heo
2012-05-25 20:25 ` [PATCH v3 05/16] block: Kill bi_destructor Kent Overstreet
2012-05-28 1:36 ` Tejun Heo
2012-05-29 2:10 ` Kent Overstreet
2012-05-29 2:20 ` Tejun Heo
2012-05-25 20:25 ` [PATCH v3 06/16] block: Add an explicit bio flag for bios that own their bvec Kent Overstreet
2012-05-28 1:52 ` Tejun Heo
2012-05-25 20:25 ` [PATCH v3 07/16] block: Rename bio_split() -> bio_pair_split() Kent Overstreet
2012-05-28 10:15 ` Boaz Harrosh
2012-05-29 2:15 ` Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 08/16] block: Rework bio splitting Kent Overstreet
2012-05-28 16:12 ` Mikulas Patocka
2012-05-25 20:25 ` [PATCH v3 09/16] block: Add bio_clone_kmalloc() Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 10/16] block: Add bio_clone_bioset() Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 11/16] block: Only clone bio vecs that are in use Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 12/16] Closures Kent Overstreet
2012-05-25 20:57 ` Joe Perches
2012-05-25 21:35 ` Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 13/16] Make generic_make_request handle arbitrarily large bios Kent Overstreet
2012-05-25 22:58 ` Alasdair G Kergon
2012-05-25 23:12 ` Alasdair G Kergon
2012-05-26 0:18 ` Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 14/16] Gut bio_add_page() Kent Overstreet
2012-05-25 20:46 ` Mike Snitzer
2012-05-25 21:09 ` Kent Overstreet
2012-05-25 22:39 ` Alasdair G Kergon
2012-05-28 16:07 ` Mikulas Patocka
2012-05-28 20:28 ` Tejun Heo
2012-05-28 21:27 ` Mikulas Patocka
2012-05-28 21:38 ` Tejun Heo
2012-05-28 23:02 ` Tejun Heo
2012-05-29 2:08 ` Dave Chinner
2012-05-29 2:15 ` Tejun Heo
2012-05-29 3:36 ` Kent Overstreet
2012-05-29 2:07 ` Dave Chinner
2012-05-29 1:54 ` Dave Chinner
2012-05-29 3:34 ` Kent Overstreet
2012-06-05 0:33 ` Dave Chinner
2012-05-25 20:25 ` [PATCH v3 15/16] md: Kill merge_bvec_fn()s Kent Overstreet
2012-05-25 20:25 ` [PATCH v3 16/16] dm: Kill merge_bvec_fn() Kent Overstreet
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=4FC2CD93.1080009@ce.jp.nec.com \
--to=j-nomura@ce.jp.nec.com \
--cc=agk@redhat.com \
--cc=axboe@kernel.dk \
--cc=bharrosh@panasas.com \
--cc=dm-devel@redhat.com \
--cc=drbd-dev@lists.linbit.com \
--cc=koverstreet@google.com \
--cc=linux-bcache@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=mpatocka@redhat.com \
--cc=sage@newdream.net \
--cc=tj@kernel.org \
--cc=vgoyal@redhat.com \
--cc=yehuda@hq.newdream.net \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox