Messages in this thread | | | Date | Mon, 9 Feb 2009 14:49:58 +0100 | From | Ralf Hildebrandt <> | Subject | Re: sync-Regression in 2.6.28.2? |
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> This patch seems good to me. If you would care to add a changelog and > Signed-off-by: line, then we could get it merged? > > I am not too sure about this bug. I have reproduced a strange hang with > ext4 (which does include sys_sync and write_cache_pages traces), and > also turned up a lockdep report. Also, we haven't seen any reports of > this problem on other filesystems. So it could be an ext4 bug. > > Your traces also have lots of tasks hung waiting for page lock. It is > possible that wakeups get lost, which is fixed by this commit in > mainline > 777c6c5f1f6e757ae49ecca2ed72d6b1f523c007 > > Which might also be your bug. > > > Any chance you can test this patch (as well as the existing patches > you are using to fix write_cache_pages?).
I could test 2.6.28.4
-- Ralf Hildebrandt Ralf.Hildebrandt@charite.de Charite - Universitätsmedizin Berlin Tel. +49 (0)30-450 570-155 Geschäftsbereich IT | Abt. Netzwerk Fax. +49 (0)30-450 570-962 Hindenburgdamm 30 | 12200 Berlin -- 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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