linux-kernel - Re: [PATCH] cfq: Remove special treatment for metadata rqs.

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Message-ID: <4DFFA6B8.50506@fusionio.com>
Date:	Mon, 20 Jun 2011 21:59:52 +0200
From:	Jens Axboe <jaxboe@...ionio.com>
To:	Justin TerAvest <teravest@...gle.com>
CC:	"vgoyal@...hat.com" <vgoyal@...hat.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"hch@...radead.org" <hch@...radead.org>
Subject: Re: [PATCH] cfq: Remove special treatment for metadata rqs.

On 2011-06-20 21:52, Justin TerAvest wrote:
> There is no consistency among filesystems from what bios (or requests)
> are marked as being metadata. It's interesting to expose this in traces,
> but we shouldn't schedule the requests differently based on whether or
> not they're marked as being metadata.

Agree, we should kill that. What is this patch against? cfq_choose_req()
also has a "choose meta over non-meta" preference.

-- 
Jens Axboe

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