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| author | Eric Dumazet <dada1@cosmosbay.com> | 2006-01-08 01:03:21 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-01-08 20:13:56 -0800 |
| commit | 25ab7cd84eebdc1869d236029ada3a7b403de8ba (patch) | |
| tree | 4308545d06f89c50c9dbe9cd6575a2b049a16a32 /drivers/oprofile | |
| parent | 71b9625744b7d4a6a2416389a5ba464bdf11f07f (diff) | |
| download | lwn-25ab7cd84eebdc1869d236029ada3a7b403de8ba.tar.gz lwn-25ab7cd84eebdc1869d236029ada3a7b403de8ba.zip | |
[PATCH] oprofile: Use vmalloc_node() in alloc_cpu_buffers()
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>
Diffstat (limited to 'drivers/oprofile')
| -rw-r--r-- | drivers/oprofile/cpu_buffer.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/oprofile/cpu_buffer.c b/drivers/oprofile/cpu_buffer.c index 026f671ea558..78193e4bbdb5 100644 --- a/drivers/oprofile/cpu_buffer.c +++ b/drivers/oprofile/cpu_buffer.c @@ -52,7 +52,8 @@ int alloc_cpu_buffers(void) 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; |