linux-kernel - Re: [GIT PULL] block bits for 3.1-rc

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Message-ID: <20110821181935.GA28979@infradead.org>
Date:	Sun, 21 Aug 2011 14:19:35 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Jens Axboe <jaxboe@...ionio.com>
Cc:	Christoph Hellwig <hch@...radead.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [GIT PULL] block bits for 3.1-rc

On Sun, Aug 21, 2011 at 07:56:17PM +0200, Jens Axboe wrote:
> The discussion was on lkml, as Mike points out. But yes, short time to
> react. Since I can't easily cater to both cases right now, how about we
> add a temporary second meta flag that is only used for tracing?
> 
>         REQ_META        = (__REQ_META | __REQ_META_TRACE),
>         RET_META_TRACE  = __REQ_META_TRACE,
> 
> You get the idea. Not super pretty, but it should solve the immediate
> issue.

I'd do it the other way around and add a new REQ_META_BOOST flag to
the old callers.  I'll cook up a patch on the airport / on my flight
if you want.

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