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[media] media: vb2: add __GFP_NOWARN to dma-sg allocator

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Add __GFP_NOWARN parameter to videobuf2 dma-sg allocator to prevent
kernel warning and stack dump if there is not enough memory available.
Videobuf2 and drivers should correctly handle no memory case, so there
is no need for stack dump and extensive log.

Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Marek Szyprowski 2011-06-01 12:57:37 -03:00 committed by Mauro Carvalho Chehab
parent 9a7b2d1f0e
commit a52a82fc3a
1 changed files with 1 additions and 1 deletions
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2
drivers/media/video/videobuf2-dma-sg.c
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@ -62,7 +62,7 @@ static void *vb2_dma_sg_alloc(void *alloc_ctx, unsigned long size)
goto fail_pages_array_alloc;
for (i = 0; i < buf->sg_desc.num_pages; ++i) {
buf->pages[i] = alloc_page(GFP_KERNEL | __GFP_ZERO);
buf->pages[i] = alloc_page(GFP_KERNEL | __GFP_ZERO | __GFP_NOWARN);
if (NULL == buf->pages[i])
goto fail_pages_alloc;
sg_set_page(&buf->sg_desc.sglist[i],