leandrof/linux
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

slob: fix gfp flags for order-0 page allocations

Browse Source 
kmalloc_node() may allocate higher order slob pages, but the __GFP_COMP
bit is only passed to the page allocator and not represented in the
tracepoint event.  The bit should be passed to trace_kmalloc_node() as
well.

Acked-by: Matt Mackall <mpm@selenic.com>
Reviewed-by: Christoph Lameter <cl@linux.com>
Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
This commit is contained in:
David Rientjes 2010-08-22 16:16:06 -07:00 committed by Pekka Enberg
parent c1d508365e
commit 8df275af8d
1 changed files with 3 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
mm/slob.c
View File

@ -500,7 +500,9 @@ void *__kmalloc_node(size_t size, gfp_t gfp, int node)
} else {
unsigned int order = get_order(size);
ret = slob_new_pages(gfp | __GFP_COMP, get_order(size), node);
if (likely(order))
gfp |= __GFP_COMP;
ret = slob_new_pages(gfp, order, node);
if (ret) {
struct page *page;
page = virt_to_page(ret);