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From: | Michael Tokarev |
Subject: | [Qemu-devel] Re: [PATCH] block: fix sector comparism in multiwrite_req_compare |
Date: | Wed, 19 May 2010 23:42:40 +0400 |
User-agent: | Mozilla/5.0 (X11; U; Linux i686 (x86_64); en-US; rv:1.9.1.9) Gecko/20100411 Icedove/3.0.4 |
19.05.2010 23:38, Christoph Hellwig wrote:
On Wed, May 19, 2010 at 11:26:58PM +0400, Michael Tokarev wrote:Now the question is if the previous patch by Avi is actually worth to apply -- I mean this one: [Qemu-devel] [PATCH +stable] block: don't attempt to merge overlapping requestsNo, that was just a hack, it shouldn't be applied.
Actually it's not that obvious. If the actual problem here (besides the mis-comparison) is due to missing barriers or flushes. Avi asked a good question in that thread. But I'm hijacking the thread actually :) /mjt
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