Change ALLOC_NO_WATERMARK page allocation such that the reserves are system
wide - which they are per setup_per_zone_pages_min(), when we scrape the
barrel, do it properly.
Signed-off-by: Peter Zijlstra <[EMAIL PROTECTED]>
---
mm/page_alloc.c | 6 ++++++
1 file changed, 6 insertions(+)
Index: linux-2.6/mm/page_alloc.c
===================================================================
--- linux-2.6.orig/mm/page_alloc.c
+++ linux-2.6/mm/page_alloc.c
@@ -1638,6 +1638,12 @@ restart:
rebalance:
if (alloc_flags & ALLOC_NO_WATERMARKS) {
nofail_alloc:
+ /*
+ * break out of mempolicy boundaries
+ */
+ zonelist = NODE_DATA(numa_node_id())->node_zonelists +
+ gfp_zone(gfp_mask);
+
/* go through the zonelist yet again, ignoring mins */
page = get_page_from_freelist(gfp_mask, order, zonelist,
ALLOC_NO_WATERMARKS);
--
-
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