linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: Andrea Arcangeli <andrea@suse.de>
To: linux-mm@kvack.org
Subject: [PATCH 11 of 16] the oom schedule timeout isn't needed with the VM_is_OOM logic
Date: Fri, 08 Jun 2007 22:03:09 +0200	[thread overview]
Message-ID: <c6dfb528f53eaac2188b.1181332989@v2.random> (raw)
In-Reply-To: <patchbomb.1181332978@v2.random>

# HG changeset patch
# User Andrea Arcangeli <andrea@suse.de>
# Date 1181332962 -7200
# Node ID c6dfb528f53eaac2188b49f67eed51c1a33ce7cd
# Parent  24250f0be1aa26e5c6e33fd97b9eae125db9fbde
the oom schedule timeout isn't needed with the VM_is_OOM logic

VM_is_OOM whole point is to give a proper time to the TIF_MEMDIE task
in order to exit.

Signed-off-by: Andrea Arcangeli <andrea@suse.de>

diff --git a/mm/oom_kill.c b/mm/oom_kill.c
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -468,12 +468,5 @@ out:
 	read_unlock(&tasklist_lock);
 	cpuset_unlock();
 
-	/*
-	 * Give "p" a good chance of killing itself before we
-	 * retry to allocate memory unless "p" is current
-	 */
-	if (!test_thread_flag(TIF_MEMDIE))
-		schedule_timeout_uninterruptible(1);
-
 	up(&OOM_lock);
 }

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>

  parent reply	other threads:[~2007-06-08 20:07 UTC|newest]

Thread overview: 77+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-06-08 20:02 [PATCH 00 of 16] OOM related fixes Andrea Arcangeli
2007-06-08 20:02 ` [PATCH 01 of 16] remove nr_scan_inactive/active Andrea Arcangeli
2007-06-10 17:36   ` Rik van Riel
2007-06-10 18:17     ` Andrea Arcangeli
2007-06-11 14:58       ` Rik van Riel
2007-06-26 17:08       ` Rik van Riel
2007-06-26 17:55         ` Andrew Morton
2007-06-26 19:02           ` Rik van Riel
2007-06-28 22:44           ` Rik van Riel
2007-06-28 22:57             ` Andrew Morton
2007-06-28 23:04               ` Rik van Riel
2007-06-28 23:13                 ` Andrew Morton
2007-06-28 23:16                   ` Rik van Riel
2007-06-28 23:29                     ` Andrew Morton
2007-06-29  0:00                       ` Rik van Riel
2007-06-29  0:19                         ` Andrew Morton
2007-06-29  0:45                           ` Rik van Riel
2007-06-29  1:12                             ` Andrew Morton
2007-06-29  1:20                               ` Rik van Riel
2007-06-29  1:29                                 ` Andrew Morton
2007-06-28 23:25                   ` Andrea Arcangeli
2007-06-29  0:12                     ` Andrew Morton
2007-06-29 13:38             ` Lee Schermerhorn
2007-06-29 14:12               ` Andrea Arcangeli
2007-06-29 14:59                 ` Rik van Riel
2007-06-29 22:39                 ` "Noreclaim Infrastructure" [was Re: [PATCH 01 of 16] remove nr_scan_inactive/active] Lee Schermerhorn
2007-06-29 22:42                 ` RFC "Noreclaim Infrastructure - patch 1/3 basic infrastructure" Lee Schermerhorn
2007-06-29 22:44                 ` RFC "Noreclaim Infrastructure patch 2/3 - noreclaim statistics..." Lee Schermerhorn
2007-06-29 22:49                 ` "Noreclaim - client patch 3/3 - treat pages w/ excessively references anon_vma as nonreclaimable" Lee Schermerhorn
2007-06-26 20:37         ` [PATCH 01 of 16] remove nr_scan_inactive/active Andrea Arcangeli
2007-06-26 20:57           ` Rik van Riel
2007-06-26 22:21             ` Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 02 of 16] avoid oom deadlock in nfs_create_request Andrea Arcangeli
2007-06-10 17:38   ` Rik van Riel
2007-06-10 18:27     ` Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 03 of 16] prevent oom deadlocks during read/write operations Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 04 of 16] serialize oom killer Andrea Arcangeli
2007-06-09  6:43   ` Peter Zijlstra
2007-06-09 15:27     ` Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 05 of 16] avoid selecting already killed tasks Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 06 of 16] reduce the probability of an OOM livelock Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 07 of 16] balance_pgdat doesn't return the number of pages freed Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 08 of 16] don't depend on PF_EXITING tasks to go away Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 09 of 16] fallback killing more tasks if tif-memdie doesn't " Andrea Arcangeli
2007-06-08 21:57   ` Christoph Lameter
2007-06-08 20:03 ` [PATCH 10 of 16] stop useless vm trashing while we wait the TIF_MEMDIE task to exit Andrea Arcangeli
2007-06-08 21:48   ` Christoph Lameter
2007-06-09  1:59     ` Andrea Arcangeli
2007-06-09  3:01       ` Christoph Lameter
2007-06-09 14:05         ` Andrea Arcangeli
2007-06-09 14:38           ` Andrea Arcangeli
2007-06-11 16:07             ` Christoph Lameter
2007-06-11 16:50               ` Andrea Arcangeli
2007-06-11 16:57                 ` Christoph Lameter
2007-06-11 17:51                   ` Andrea Arcangeli
2007-06-11 17:56                     ` Christoph Lameter
2007-06-11 18:22                       ` Andrea Arcangeli
2007-06-11 18:39                         ` Christoph Lameter
2007-06-11 18:58                           ` Andrea Arcangeli
2007-06-11 19:25                             ` Christoph Lameter
2007-06-11 16:04           ` Christoph Lameter
2007-06-08 20:03 ` Andrea Arcangeli [this message]
2007-06-08 20:03 ` [PATCH 12 of 16] show mem information only when a task is actually being killed Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 13 of 16] simplify oom heuristics Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 14 of 16] oom select should only take rss into account Andrea Arcangeli
2007-06-10 17:17   ` Rik van Riel
2007-06-10 17:30     ` Andrea Arcangeli
2007-06-08 20:03 ` [PATCH 15 of 16] limit reclaim if enough pages have been freed Andrea Arcangeli
2007-06-10 17:20   ` Rik van Riel
2007-06-10 17:32     ` Andrea Arcangeli
2007-06-10 17:52       ` Rik van Riel
2007-06-11 16:23         ` Christoph Lameter
2007-06-11 16:57           ` Rik van Riel
2007-06-08 20:03 ` [PATCH 16 of 16] avoid some lock operation in vm fast path Andrea Arcangeli
2007-06-08 21:26 ` [PATCH 00 of 16] OOM related fixes William Lee Irwin III
2007-06-09 14:55   ` Andrea Arcangeli
2007-06-12  8:58     ` Petr Tesarik

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=c6dfb528f53eaac2188b.1181332989@v2.random \
    --to=andrea@suse.de \
    --cc=linux-mm@kvack.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox