From: Eric Dumazet <dada1@cosmosbay.com>
To: Andrew Morton <akpm@osdl.org>, levon@movementarian.org
Cc: linux-kernel@vger.kernel.org
Subject: [PATCH] oprofile : Use vmalloc_node() in alloc_cpu_buffers()
Date: Fri, 25 Nov 2005 14:36:11 +0100 [thread overview]
Message-ID: <4387134B.7090203@cosmosbay.com> (raw)
In-Reply-To: <20051123210252.05cac86c.akpm@osdl.org>
[-- Attachment #1: Type: text/plain, Size: 191 bytes --]
This small patch makes oprofile alloc_cpu_buffers() function NUMA aware,
allocating each CPU local buffer in its memory node if possible.
Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
[-- Attachment #2: vmalloc_node_in_oprofile.patch --]
[-- Type: text/plain, Size: 455 bytes --]
--- linux-2.6-orig/drivers/oprofile/cpu_buffer.c 2005-11-25 10:24:00.000000000 +0100
+++ linux-2.6/drivers/oprofile/cpu_buffer.c 2005-11-25 14:29:04.000000000 +0100
@@ -52,7 +52,8 @@
for_each_online_cpu(i) {
struct oprofile_cpu_buffer * b = &cpu_buffer[i];
- b->buffer = vmalloc(sizeof(struct op_sample) * buffer_size);
+ b->buffer = vmalloc_node(sizeof(struct op_sample) * buffer_size,
+ cpu_to_node(i));
if (!b->buffer)
goto fail;
next prev parent reply other threads:[~2005-11-25 13:36 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-11-23 11:35 2.6.15-rc2-mm1 Andrew Morton
2005-11-23 13:35 ` 2.6.15-rc2-mm1 Serge E. Hallyn
2005-11-23 14:15 ` 2.6.15-rc2-mm1 Michal Piotrowski
2005-11-23 19:22 ` 2.6.15-rc2-mm1 Andrew Morton
2005-11-24 9:04 ` 2.6.15-rc2-mm1 Harald Welte
2005-11-23 14:24 ` 2.6.15-rc2-mm1 thunder7
2005-11-23 17:50 ` 2.6.15-rc2-mm1 Marc Koschewski
2005-11-23 19:33 ` 2.6.15-rc2-mm1 Ian McDonald
2005-11-23 19:50 ` 2.6.15-rc2-mm1 Marc Koschewski
2005-11-23 20:12 ` 2.6.15-rc2-mm1 Greg KH
2005-11-23 20:23 ` 2.6.15-rc2-mm1 Marc Koschewski
2005-11-23 19:38 ` 2.6.15-rc2-mm1 Andrew Morton
2005-11-24 2:06 ` Mouse issues in -mm Frank Sorenson
2005-11-24 3:26 ` Dmitry Torokhov
2005-11-24 6:14 ` Frank Sorenson
2005-11-25 22:31 ` Dmitry Torokhov
2005-11-24 9:40 ` Marc Koschewski
2005-11-25 22:27 ` Dmitry Torokhov
2005-11-26 2:52 ` Marc Koschewski
2005-11-26 3:50 ` Dmitry Torokhov
2005-11-23 20:25 ` 2.6.15-rc2-mm1 Benoit Boissinot
2005-11-23 22:35 ` [-mm patch] init/main.c: dummy mark_rodata_ro() should be static Adrian Bunk
2005-11-23 22:46 ` Randy.Dunlap
2005-11-23 22:54 ` Adrian Bunk
2005-11-24 4:21 ` Dave Jones
2005-11-24 5:05 ` Andrew Morton
2005-11-24 5:06 ` Adrian Bunk
2005-11-24 5:14 ` [-mm patch] " Adrian Bunk
2005-11-24 7:56 ` Arjan van de Ven
2005-11-25 15:49 ` Adrian Bunk
2005-11-24 7:56 ` [-mm patch] init/main.c: " Arjan van de Ven
2005-11-24 0:20 ` 2.6.15-rc2-mm1 J.A. Magallon
2005-11-24 0:27 ` 2.6.15-rc2-mm1 Andrew Morton
2005-11-24 3:18 ` 2.6.15-rc2-mm1 KAMEZAWA Hiroyuki
2005-11-24 5:02 ` 2.6.15-rc2-mm1 Andrew Morton
2005-11-25 13:36 ` Eric Dumazet [this message]
2005-11-24 18:48 ` 2.6.15-rc2-mm1 Alexandre Buisse
2005-11-26 5:49 ` 2.6.15-rc2-mm1 Valdis.Kletnieks
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