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authorPaul Mundt <lethal@linux-sh.org>2006-10-10 18:33:10 +0900
committerPaul Mundt <lethal@linux-sh.org>2006-10-10 18:33:10 +0900
commit833abf7fe011c3dfe9bcab405856b73deab17062 (patch)
treea19df7c2785c7d55df55c7c396d24ec194280f7c /arch/sh/mm/consistent.c
parent0f13804ae9d894c1fbd90bde38ae2aa0f01b0edd (diff)
sh: Zero-out coherent buffer in consistent_alloc().
Be sure to zero out the buffer, this was causing occasional problems under heavier PCI tests. Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/consistent.c')
-rw-r--r--arch/sh/mm/consistent.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index c81e6b67ad3..38c82d890ff 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -28,6 +28,7 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *handle)
split_page(page, order);
ret = page_address(page);
+ memset(ret, 0, size);
*handle = virt_to_phys(ret);
/*