Commit 8df275af authored Aug 22, 2010 by David Rientjes Committed by Pekka Enberg Oct 02, 2010

slob: fix gfp flags for order-0 page allocations



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>

parent c1d50836

mm/slob.c

+3 −1

Original line number	Diff line number	Diff line
		@@ -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);