From: Christoph Hellwig <hch@infradead.org>
To: Kent Overstreet <kmo@daterainc.com>
Cc: linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org,
axboe@kernel.dk, Asai Thambi S P <asamymuthupa@micron.com>,
Sam Bradshaw <sbradshaw@micron.com>
Subject: Re: [PATCH 2/5] mtip32xx: handle arbitrary size bios
Date: Mon, 25 Nov 2013 22:10:18 -0800 [thread overview]
Message-ID: <20131126061018.GC6434@infradead.org> (raw)
In-Reply-To: <1385418633-9753-3-git-send-email-kmo@daterainc.com>
On Mon, Nov 25, 2013 at 02:30:30PM -0800, Kent Overstreet wrote:
> We get a measurable performance increase by handling this in the driver when
> we're already looping over the biovec, instead of handling it separately in
> generic_make_request() (or bio_add_page() originally)
Given that Jens has a patch queue up to convert the driver to blk-mq
adjusting the blk-mq infrastructure to handle this might be a better
plan forward..
next prev parent reply other threads:[~2013-11-26 6:10 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-11-25 22:30 [PATCH] Make generic_make_request() handle arbitrary size bios Kent Overstreet
2013-11-25 22:30 ` [PATCH 1/5] block: Make generic_make_request handle arbitrary sized bios Kent Overstreet
2013-11-26 6:09 ` Christoph Hellwig
2013-11-26 7:21 ` Kent Overstreet
2013-11-25 22:30 ` [PATCH 2/5] mtip32xx: handle arbitrary size bios Kent Overstreet
2013-11-26 6:10 ` Christoph Hellwig [this message]
2013-11-26 7:32 ` Kent Overstreet
2013-11-25 22:30 ` [PATCH 3/5] block: Gut bio_add_page() Kent Overstreet
2013-11-25 22:30 ` [PATCH 4/5] blk-lib.c: generic_make_request() handles large bios now Kent Overstreet
2013-11-27 12:54 ` Christoph Hellwig
2013-11-27 21:34 ` Kent Overstreet
2013-11-25 22:30 ` [PATCH 5/5] bcache: " Kent Overstreet
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