From: "Chen, Kenneth W" <kenneth.w.chen@intel.com>
To: "'Christoph Hellwig'" <hch@infradead.org>
Cc: <linux-kernel@vger.kernel.org>, "'Andrew Morton'" <akpm@osdl.org>,
"'Jens Axboe'" <axboe@suse.de>
Subject: RE: Direct io on block device has performance regression on 2.6.x kernel - fix sync I/O path
Date: Tue, 8 Mar 2005 18:54:16 -0800 [thread overview]
Message-ID: <200503090254.j292sGg16842@unix-os.sc.intel.com> (raw)
In-Reply-To: <20050309022002.GA23577@infradead.org>
Christoph Hellwig wrote on Tuesday, March 08, 2005 6:20 PM
> this is not the blockdevice, but the obsolete raw device driver. Please
> benchmark and if nessecary fix the blockdevice O_DIRECT codepath insted
> as the raw driver is slowly going away.
>From performance perspective, can raw device be resurrected? (just asking)
- Ken
prev parent reply other threads:[~2005-03-09 2:54 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-03-09 1:45 Direct io on block device has performance regression on 2.6.x kernel - fix sync I/O path Chen, Kenneth W
2005-03-09 2:20 ` Christoph Hellwig
2005-03-09 2:54 ` Chen, Kenneth W [this message]
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