diff options
| author | Andrew Murray <amurray@mpc-data.co.uk> | 2010-08-04 16:38:35 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2010-08-04 16:38:35 +0900 |
| commit | 57682827b9a5edb52e33af0be9082b51bffcd5c7 (patch) | |
| tree | 6d0b513f0a72896dd1a33ebf8dda9018ebd50298 /arch/sh/mm/consistent.c | |
| parent | 82b20d8bae03406e954d8b7d0f6f734967088b17 (diff) | |
sh: Use __GFP_ZERO for dma_generic_alloc_coherent().
This follows the x86 change off of memset() and on to an unconditional
__GFP_ZERO for wrapping in to optimized page clearing by way of
clear_highpage().
Signed-off-by: Andrew Murray <amurray@mpc-data.co.uk>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/mm/consistent.c')
| -rw-r--r-- | arch/sh/mm/consistent.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c index c86a08540258..038793286990 100644 --- a/arch/sh/mm/consistent.c +++ b/arch/sh/mm/consistent.c @@ -38,11 +38,12 @@ void *dma_generic_alloc_coherent(struct device *dev, size_t size, void *ret, *ret_nocache; int order = get_order(size); + gfp |= __GFP_ZERO; + ret = (void *)__get_free_pages(gfp, order); if (!ret) return NULL; - memset(ret, 0, size); /* * Pages from the page allocator may have data present in * cache. So flush the cache before using uncached memory. |