lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Mon, 05 Jan 2015 21:45:32 -0500 From: Rik van Riel <riel@...hat.com> To: Vlastimil Babka <vbabka@...e.cz>, Andrew Morton <akpm@...ux-foundation.org>, linux-mm@...ck.org CC: linux-kernel@...r.kernel.org, Vladimir Davydov <vdavydov@...allels.com>, stable@...r.kernel.org, Mel Gorman <mgorman@...e.de>, Johannes Weiner <hannes@...xchg.org>, Michal Hocko <mhocko@...e.cz> Subject: Re: [PATCH V3 1/2] mm, vmscan: prevent kswapd livelock due to pfmemalloc-throttled process being killed -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 01/05/2015 03:56 AM, Vlastimil Babka wrote: > Charles Shirron and Paul Cassella from Cray Inc have reported > kswapd stuck in a busy loop with nothing left to balance, but > kswapd_try_to_sleep() failing to sleep. Their analysis found the > cause to be a combination of several factors: > Fixes: 5515061d22f0 ("mm: throttle direct reclaimers if PF_MEMALLOC > reserves are low and swap is backed by network storage") > Signed-off-by: Vlastimil Babka <vbabka@...e.cz> Signed-off-by: > Vladimir Davydov <vdavydov@...allels.com> Cc: > <stable@...r.kernel.org> # v3.6+ Cc: Mel Gorman > <mgorman@...e.de> Cc: Johannes Weiner <hannes@...xchg.org> Cc: > Michal Hocko <mhocko@...e.cz> Cc: Rik van Riel <riel@...hat.com> Acked-by: Rik van Riel <riel@...hat.com> - -- All rights reversed -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQEcBAEBAgAGBQJUq0xLAAoJEM553pKExN6D8ZgH/3AjsMKmA/JytTf5WOjpO0+W ozN7ttYjYfIAFytYymPYkbm5/8pLBhy9HM9szMijRa+vhLyiGr5CSB0jTTU+1ImP BynATfT4NbAHssosMRCHqRep/NmGkaV0qkiL4ndEaCwiGz/x481jgvHXP3GdHxbu kIt8gYrP1gK3yM+yGk06nhsM9QU0C0P/ngzAvMTrch/nKr679Uu+chyLAskms7hZ +x0OZkkN1gWGDCn55swLPURbIPnWedml+HB19e30fehLtpCcPoTzc1Zr46fPcI4O BhJJX8QCWhpYdXqE1TZCid3zV4wPTJKAe1MskzBCgo3ELYE7ll1gM24QcfrpdgA= =0cv0 -----END PGP SIGNATURE----- -- 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/
Powered by blists - more mailing lists