All of lore.kernel.org
 help / color / mirror / Atom feed
From: Tejun Heo <htejun@gmail.com>
To: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: linux-scsi@vger.kernel.org, tomof@acm.org,
	James.Bottomley@HansenPartnership.com, jens.axboe@oracle.com
Subject: Re: [PATCH 1/2] block: move the padding adjustment to blk_rq_map_sg
Date: Mon, 07 Apr 2008 20:31:38 +0900	[thread overview]
Message-ID: <47FA061A.8000107@gmail.com> (raw)
In-Reply-To: <20080407200756G.fujita.tomonori@lab.ntt.co.jp>

FUJITA Tomonori wrote:
>> Maybe we need yet another flag indicating padding space
>> availability?
> 
> How about doing the exact same thing that the drain buffer does? We
> can put pre-allocated buffer to a queue and save one sg entry for it.

Each sg entry should be aligned so extra sg doesn't really help or am I 
missing something?

Thanks.

-- 
tejun

  reply	other threads:[~2008-04-07 11:31 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-04-02 16:52 [PATCH 0/2] block: blk_rq_map/unamp patches FUJITA Tomonori
2008-04-02 16:52 ` [PATCH 1/2] block: move the padding adjustment to blk_rq_map_sg FUJITA Tomonori
2008-04-02 16:53   ` [PATCH 2/2] block: change blk_rq_unmap_user to take a request instead of a bio FUJITA Tomonori
2008-04-03  3:34   ` [PATCH 1/2] block: move the padding adjustment to blk_rq_map_sg Tejun Heo
2008-04-07 11:07     ` FUJITA Tomonori
2008-04-07 11:31       ` Tejun Heo [this message]
2008-04-07 13:11         ` FUJITA Tomonori
2008-04-07 13:24           ` Tejun Heo
2008-04-07 23:35             ` FUJITA Tomonori
2008-04-08  1:49               ` Tejun Heo
2008-04-08  2:37                 ` FUJITA Tomonori
2008-04-10  1:54                   ` Tejun Heo

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=47FA061A.8000107@gmail.com \
    --to=htejun@gmail.com \
    --cc=James.Bottomley@HansenPartnership.com \
    --cc=fujita.tomonori@lab.ntt.co.jp \
    --cc=jens.axboe@oracle.com \
    --cc=linux-scsi@vger.kernel.org \
    --cc=tomof@acm.org \
    /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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.