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path: root/drivers/infiniband/hw
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-rw-r--r--drivers/infiniband/hw/mthca/mthca_memfree.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mthca/mthca_memfree.c b/drivers/infiniband/hw/mthca/mthca_memfree.c
index b224079d4e1f..d5862e5d99a0 100644
--- a/drivers/infiniband/hw/mthca/mthca_memfree.c
+++ b/drivers/infiniband/hw/mthca/mthca_memfree.c
@@ -109,7 +109,11 @@ static int mthca_alloc_icm_pages(struct scatterlist *mem, int order, gfp_t gfp_m
{
struct page *page;
- page = alloc_pages(gfp_mask, order);
+ /*
+ * Use __GFP_ZERO because buggy firmware assumes ICM pages are
+ * cleared, and subtle failures are seen if they aren't.
+ */
+ page = alloc_pages(gfp_mask | __GFP_ZERO, order);
if (!page)
return -ENOMEM;