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authorChristoph Hellwig <hch@lst.de>2017-12-22 16:05:15 +0100
committerChristoph Hellwig <hch@lst.de>2018-01-15 09:34:55 +0100
commit57bf5a8963f80fb3828c46c3e3a5b2dd790e09a7 (patch)
tree17ccc31f02cbc09c8a51c8b95acf50f0b62e366b /arch/h8300
parentdma-mapping: warn when there is no coherent_dma_mask (diff)
downloadlinux-57bf5a8963f80fb3828c46c3e3a5b2dd790e09a7.tar.xz
linux-57bf5a8963f80fb3828c46c3e3a5b2dd790e09a7.zip
dma-mapping: clear harmful GFP_* flags in common code
Lift the code from x86 so that we behave consistently. In the future we should probably warn if any of these is set. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Jesper Nilsson <jesper.nilsson@axis.com> Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> [m68k]
Diffstat (limited to 'arch/h8300')
-rw-r--r--arch/h8300/kernel/dma.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/arch/h8300/kernel/dma.c b/arch/h8300/kernel/dma.c
index 225dd0a188dc..d44ba5db4ac3 100644
--- a/arch/h8300/kernel/dma.c
+++ b/arch/h8300/kernel/dma.c
@@ -16,9 +16,6 @@ static void *dma_alloc(struct device *dev, size_t size,
{
void *ret;
- /* ignore region specifiers */
- gfp &= ~(__GFP_DMA | __GFP_HIGHMEM);
-
if (dev == NULL || (*dev->dma_mask < 0xffffffff))
gfp |= GFP_DMA;
ret = (void *)__get_free_pages(gfp, get_order(size));