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[PATCH] oprofile: Use vmalloc_node() in alloc_cpu_buffers()

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Make 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>
Cc: Philippe Elie <phil.el@wanadoo.fr>
Cc: John Levon <levon@movementarian.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Eric Dumazet 2006-01-08 01:03:21 -08:00 committed by Linus Torvalds
parent 71b9625744
commit 25ab7cd84e
1 changed files with 2 additions and 1 deletions
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3
drivers/oprofile/cpu_buffer.c
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@ -52,7 +52,8 @@ int alloc_cpu_buffers(void)
for_each_online_cpu(i) { for_each_online_cpu(i) {
struct oprofile_cpu_buffer * b = &cpu_buffer[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) if (!b->buffer)
goto fail; goto fail;