From: David Rientjes <rientjes@google.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: rjw@sisk.pl, linux-pm@lists.linux-foundation.org,
fengguang.wu@intel.com, linux-kernel@vger.kernel.org,
pavel@ucw.cz, nigel@tuxonice.net, linux-mm@kvack.org
Subject: Re: [PATCH 3/6] mm, PM/Freezer: Disable OOM killer when tasks are frozen
Date: Wed, 13 May 2009 16:01:47 -0700 (PDT) [thread overview]
Message-ID: <alpine.DEB.2.00.0905131558010.26966@chino.kir.corp.google.com> (raw)
In-Reply-To: <20090513154726.0786a27d.akpm@linux-foundation.org>
On Wed, 13 May 2009, Andrew Morton wrote:
> > This allows __GFP_NOFAIL allocations to fail.
>
> I think that's OK - oom_killer_disable() and __GFP_NOFAIL are
> fundamentally incompatible, and __GFP_NOFAIL is a crock.
>
Ok, so we need some documentation of that or some notification that we're
allowing an allocation to fail that has been specified to "retry
infinitely [because] the caller cannot handle allocation failures."
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next prev parent reply other threads:[~2009-05-13 23:01 UTC|newest]
Thread overview: 58+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200905070040.08561.rjw@sisk.pl>
2009-05-07 21:48 ` [RFC][PATCH 0/5] PM/Hibernate: Rework memory shrinking (rev. 2) Rafael J. Wysocki
2009-05-07 21:50 ` [RFC][PATCH 1/5] mm: Introduce __GFP_NO_OOM_KILL Rafael J. Wysocki
2009-05-07 22:24 ` [RFC][PATCH] PM/Freezer: Disable OOM killer when tasks are frozen (was: Re: [RFC][PATCH 1/5] mm: Introduce __GFP_NO_OOM_KILL) Rafael J. Wysocki
2009-05-07 21:51 ` [RFC][PATCH 2/5] PM/Suspend: Do not shrink memory before suspend Rafael J. Wysocki
2009-05-08 8:52 ` Wu Fengguang
2009-05-07 21:51 ` [RFC][PATCH 3/5] PM/Hibernate: Move memory shrinking to snapshot.c (rev. 2) Rafael J. Wysocki
2009-05-08 8:53 ` Wu Fengguang
2009-05-07 21:53 ` [RFC][PATCH 4/5] PM/Hibernate: Rework shrinking of memory Rafael J. Wysocki
2009-05-07 21:55 ` [RFC][PATCH 5/5] PM/Hibernate: Do not release preallocated memory unnecessarily Rafael J. Wysocki
2009-05-10 13:48 ` [RFC][PATCH 0/6] PM/Hibernate: Rework memory shrinking (rev. 3) Rafael J. Wysocki
2009-05-10 13:50 ` [RFC][PATCH 1/6] mm: Introduce __GFP_NO_OOM_KILL Rafael J. Wysocki
2009-05-11 20:12 ` David Rientjes
2009-05-11 22:14 ` Rafael J. Wysocki
2009-05-11 22:33 ` Andrew Morton
2009-05-11 23:04 ` Rafael J. Wysocki
2009-05-10 13:50 ` [RFC][PATCH 2/6] PM/Suspend: Do not shrink memory before suspend Rafael J. Wysocki
2009-05-10 13:51 ` [RFC][PATCH 3/6] PM/Hibernate: Move memory shrinking to snapshot.c (rev. 2) Rafael J. Wysocki
2009-05-10 13:53 ` [RFC][PATCH 4/6] PM/Hibernate: Rework shrinking of memory Rafael J. Wysocki
2009-05-10 13:57 ` [RFC][PATCH 5/6] PM/Hibernate: Do not release preallocated memory unnecessarily Rafael J. Wysocki
2009-05-10 19:49 ` Rafael J. Wysocki
2009-05-10 14:12 ` [RFC][PATCH 6/6] PM/Hibernate: Estimate hard core working set size Rafael J. Wysocki
2009-05-10 19:53 ` Rafael J. Wysocki
2009-05-13 8:32 ` [RFC][PATCH 0/6] PM/Hibernate: Rework memory shrinking (rev. 4) Rafael J. Wysocki
2009-05-13 8:34 ` [PATCH 1/6] PM/Suspend: Do not shrink memory before suspend Rafael J. Wysocki
2009-05-13 8:35 ` [PATCH 2/6] PM/Hibernate: Move memory shrinking to snapshot.c (rev. 2) Rafael J. Wysocki
2009-05-13 8:37 ` [PATCH 3/6] mm, PM/Freezer: Disable OOM killer when tasks are frozen Rafael J. Wysocki
2009-05-13 9:19 ` Pavel Machek
2009-05-13 22:35 ` David Rientjes
2009-05-13 22:47 ` Andrew Morton
2009-05-13 23:01 ` David Rientjes [this message]
2009-05-13 8:39 ` [PATCH 4/6] PM/Hibernate: Rework shrinking of memory Rafael J. Wysocki
2009-05-13 19:34 ` Andrew Morton
2009-05-13 20:55 ` Rafael J. Wysocki
2009-05-13 21:16 ` Andrew Morton
2009-05-13 21:56 ` Rafael J. Wysocki
2009-05-14 9:40 ` Pavel Machek
2009-05-14 17:49 ` Rafael J. Wysocki
2009-05-15 13:09 ` Pavel Machek
2009-05-14 18:26 ` Rafael J. Wysocki
2009-05-13 8:40 ` [PATCH 5/6] PM/Hibernate: Do not release preallocated memory unnecessarily (rev. 2) Rafael J. Wysocki
2009-05-14 11:09 ` Pavel Machek
2009-05-14 17:52 ` Rafael J. Wysocki
2009-05-15 13:11 ` Pavel Machek
2009-05-15 14:52 ` Rafael J. Wysocki
2009-05-13 8:42 ` [RFC][PATCH 6/6] PM/Hibernate: Do not try to allocate too much memory too hard Rafael J. Wysocki
2009-05-14 11:14 ` Pavel Machek
2009-05-14 17:59 ` Rafael J. Wysocki
2009-05-15 13:14 ` Pavel Machek
2009-05-15 14:40 ` Rafael J. Wysocki
2009-05-17 12:06 ` Wu Fengguang
2009-05-17 12:55 ` Rafael J. Wysocki
2009-05-17 14:07 ` Wu Fengguang
2009-05-17 16:53 ` Rafael J. Wysocki
2009-05-18 8:32 ` Wu Fengguang
2009-05-17 21:14 ` Rafael J. Wysocki
2009-05-18 8:56 ` Wu Fengguang
2009-05-18 17:07 ` Rafael J. Wysocki
2009-05-19 0:47 ` Wu Fengguang
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