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Message-ID: <20130111093049.GL13304@suse.de> Date: Fri, 11 Jan 2013 09:30:49 +0000 From: Mel Gorman <mgorman@...e.de> To: Eric Wong <normalperson@...t.net> Cc: linux-mm@...ck.org, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Rik van Riel <riel@...hat.com>, Minchan Kim <minchan@...nel.org>, Eric Dumazet <eric.dumazet@...il.com>, Andrew Morton <akpm@...ux-foundation.org>, Linus Torvalds <torvalds@...ux-foundation.org> Subject: Re: ppoll() stuck on POLLIN while TCP peer is sending On Fri, Jan 11, 2013 at 12:51:05AM +0000, Eric Wong wrote: > Mel Gorman <mgorman@...e.de> wrote: > > mm: compaction: Partially revert capture of suitable high-order page > > <snip> > > > Reported-by: Eric Wong <normalperson@...t.net> > > Cc: stable@...r.kernel.org > > Signed-off-by: Mel Gorman <mgorman@...e.de> > > Thanks, my original use case and test works great after several hours! > > Tested-by: Eric Wong <normalperson@...t.net> > Thanks very much Eric. I've resent the patch to Andrew so it should make its way to mainline. It'll fail to apply to 3.7-stable but I should get a notification from Greg when that happens and fix it up. > Unfortunately, I also hit a new bug in 3.8 (not in 3.7.x). based on Eric > Dumazet's observations, sk_stream_wait_memory may be to blame. > Fortunately this is easier to reproduce (I've cc-ed participants > on this thread already): <20130111004915.GA15415@...r.yhbt.net> It looks like the relevant fix for this has already been written by Eric Dumazet and picked up by David Miller. -- Mel Gorman SUSE Labs -- 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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