Messages in this thread | | | From | Mike Snitzer <> | Date | Sat, 20 Aug 2011 15:15:08 -0400 | Subject | Re: [GIT PULL] block bits for 3.1-rc |
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On Sat, Aug 20, 2011 at 1:41 PM, Christoph Hellwig <hch@infradead.org> wrote: > On Fri, Aug 19, 2011 at 03:16:40PM +0200, Jens Axboe wrote: >> - Revert of the CFQ meta data special treatment patch, it's been shown >> to regress a kernel build workload by about 10%. More investigation >> is needed, for 3.1 lets just back it out. > > Sorry, but you can't simply do that without any coordination. We have > added that marker to xfs now that the stupid special casing stopped, > and turning it back on will cause us massive slowdows. Next time > please better coordinate this with its users. In fact I have never > seen this patch or a discussion on any mailinglist.
lkml.org archive doesn't have the full thread for some reason, but here it is: http://www.gossamer-threads.com/lists/linux/kernel/1420370 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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