From: willy@linux.intel.com (Matthew Wilcox)
Subject: SGL support of driver
Date: Tue, 28 Jul 2015 10:35:00 -0400 [thread overview]
Message-ID: <20150728143500.GX13681@linux.intel.com> (raw)
In-Reply-To: <20150727165756.GA8847@infradead.org>
On Mon, Jul 27, 2015@09:57:56AM -0700, Christoph Hellwig wrote:
> It also requires pagecache I/O to be split into multiple commands
> where other block devices can handle it a lot more efficiently.
Wait, what? pagecache I/O is page aligned and page sized. That can
always be represented by a PRP list.
next prev parent reply other threads:[~2015-07-28 14:35 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-27 16:22 SGL support of driver sheng qiu
2015-07-27 16:31 ` Christoph Hellwig
2015-07-27 16:50 ` Keith Busch
2015-07-27 16:57 ` Christoph Hellwig
2015-07-27 17:13 ` Keith Busch
2015-07-28 14:35 ` Matthew Wilcox [this message]
2015-07-29 7:55 ` Christoph Hellwig
2015-07-29 14:28 ` Keith Busch
2015-07-30 18:38 ` Matthew Wilcox
2015-07-31 7:19 ` Christoph Hellwig
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