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Message-ID: <20061218074417.GC5010@kernel.dk> Date: Mon, 18 Dec 2006 08:44:17 +0100 From: Jens Axboe <jens.axboe@...cle.com> To: Andrew Morton <akpm@...l.org> Cc: Damien Wyart <damien.wyart@...e.fr>, linux-kernel@...r.kernel.org, xfs@....sgi.com, xfs-masters@....sgi.com, Jeff Garzik <jeff@...zik.org> Subject: Re: 2.6.20-rc1-mm1 On Fri, Dec 15 2006, Andrew Morton wrote: > On Fri, 15 Dec 2006 21:39:36 +0100 > Damien Wyart <damien.wyart@...e.fr> wrote: > > > With this new kernel, I notice two messages I do not have with > > 2.6.19-rc6-mm2 : > > > > Dec 15 20:00:47 brouette kernel: Filesystem "sdb9": Disabling barriers,trial barrier write failed > > Dec 15 20:00:47 brouette kernel: Filesystem "sda5": Disabling barriers,trial barrier write failed > > > > Nothing changed in the config between the two, and going back to > > 2.6.19-rc6-mm2 do not give the messages. > > I don't think anything has changed in this area in XFS. I'd expect that > something got broken in sata, ata_piix or the block core which caused the > "trial barrier write" to start failing. Various cc's hopefully added. There hasn't been any barrier changes lately (or block layer handling of such), so I don't think it's in that area. I'll do some barrier testing today to verify that things work for me. -- Jens Axboe - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.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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