From: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
To: Hillf Danton <dhillf@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>,
KOSAKI Motohiro <kosaki.motohiro@gmail.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, Nick Piggin <npiggin@gmail.com>,
Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>, Mel Gorman <mel@csn.ul.ie>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [resend][PATCH] mm, vmscan: fix do_try_to_free_pages() livelock
Date: Tue, 19 Jun 2012 17:17:58 -0400 [thread overview]
Message-ID: <4FE0EC86.706@gmail.com> (raw)
In-Reply-To: <CAJd=RBBSa2TuRDVGrY9JT9m3K68N1LWiZKyo3Y1mdQRo5TxBLQ@mail.gmail.com>
> Who left comment on unreclaimable there, and why?
> /*
> * balance_pgdat() skips over all_unreclaimable after
> * DEF_PRIORITY. Effectively, it considers them balanced so
> * they must be considered balanced here as well if kswapd
> * is to sleep
> */
Thank you for finding this! I'll fix.
> BTW, are you still using prefetch_prev_lru_page?
No. we should kill it. ;-)
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WARNING: multiple messages have this Message-ID (diff)
From: KOSAKI Motohiro <kosaki.motohiro@gmail.com>
To: Hillf Danton <dhillf@gmail.com>
Cc: Minchan Kim <minchan@kernel.org>,
KOSAKI Motohiro <kosaki.motohiro@gmail.com>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
akpm@linux-foundation.org, Nick Piggin <npiggin@gmail.com>,
Michal Hocko <mhocko@suse.cz>,
Johannes Weiner <hannes@cmpxchg.org>, Mel Gorman <mel@csn.ul.ie>,
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [resend][PATCH] mm, vmscan: fix do_try_to_free_pages() livelock
Date: Tue, 19 Jun 2012 17:17:58 -0400 [thread overview]
Message-ID: <4FE0EC86.706@gmail.com> (raw)
In-Reply-To: <CAJd=RBBSa2TuRDVGrY9JT9m3K68N1LWiZKyo3Y1mdQRo5TxBLQ@mail.gmail.com>
> Who left comment on unreclaimable there, and why?
> /*
> * balance_pgdat() skips over all_unreclaimable after
> * DEF_PRIORITY. Effectively, it considers them balanced so
> * they must be considered balanced here as well if kswapd
> * is to sleep
> */
Thank you for finding this! I'll fix.
> BTW, are you still using prefetch_prev_lru_page?
No. we should kill it. ;-)
next prev parent reply other threads:[~2012-06-19 21:17 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-14 8:13 [resend][PATCH] mm, vmscan: fix do_try_to_free_pages() livelock kosaki.motohiro
2012-06-14 8:13 ` kosaki.motohiro
2012-06-14 8:43 ` Johannes Weiner
2012-06-14 8:43 ` Johannes Weiner
2012-06-14 8:51 ` Kamezawa Hiroyuki
2012-06-14 8:51 ` Kamezawa Hiroyuki
2012-06-14 14:57 ` Minchan Kim
2012-06-14 14:57 ` Minchan Kim
2012-06-14 16:10 ` KOSAKI Motohiro
2012-06-14 16:10 ` KOSAKI Motohiro
2012-06-15 7:27 ` Minchan Kim
2012-06-15 7:27 ` Minchan Kim
2012-06-15 12:31 ` Hillf Danton
2012-06-15 12:31 ` Hillf Danton
2012-06-19 21:17 ` KOSAKI Motohiro [this message]
2012-06-19 21:17 ` KOSAKI Motohiro
2012-06-16 17:48 ` Aaditya Kumar
2012-06-16 17:48 ` Aaditya Kumar
2012-06-18 0:43 ` Minchan Kim
2012-06-18 0:43 ` Minchan Kim
2012-06-18 0:52 ` Kamezawa Hiroyuki
2012-06-18 0:52 ` Kamezawa Hiroyuki
2012-06-19 13:18 ` Aaditya Kumar
2012-06-19 13:18 ` Aaditya Kumar
2012-06-19 22:17 ` KOSAKI Motohiro
2012-06-19 22:17 ` KOSAKI Motohiro
2012-06-20 6:18 ` Minchan Kim
2012-06-20 6:18 ` Minchan Kim
2012-06-14 15:25 ` Michal Hocko
2012-06-14 15:25 ` Michal Hocko
2012-06-14 15:46 ` KOSAKI Motohiro
2012-06-14 15:46 ` KOSAKI Motohiro
2012-06-15 10:45 ` Mel Gorman
2012-06-15 10:45 ` Mel Gorman
-- strict thread matches above, loose matches on Subject: below --
2013-08-05 2:26 [resend] [PATCH] mm: " Lisa Du
2013-08-05 2:56 ` Minchan Kim
2013-08-05 4:53 ` Johannes Weiner
2013-08-05 5:02 ` Minchan Kim
2013-08-05 7:41 ` Michal Hocko
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