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| author | Marek Szyprowski <m.szyprowski@samsung.com> | 2011-06-01 12:57:37 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-06-30 22:31:53 -0300 |
| commit | a52a82fc3a397261ecbcbd441498be58997379c8 (patch) | |
| tree | 97f1009589d38ede13865ee97c329edffa25289a /drivers | |
| parent | 9a7b2d1f0eb0a6b674726c9a9d77ce83fd0b27fe (diff) | |
| download | lwn-a52a82fc3a397261ecbcbd441498be58997379c8.tar.gz lwn-a52a82fc3a397261ecbcbd441498be58997379c8.zip | |
[media] media: vb2: add __GFP_NOWARN to dma-sg allocator
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/media/video/videobuf2-dma-sg.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/media/video/videobuf2-dma-sg.c b/drivers/media/video/videobuf2-dma-sg.c index b2d9485aac75..10a20d9509d9 100644 --- a/drivers/media/video/videobuf2-dma-sg.c +++ b/drivers/media/video/videobuf2-dma-sg.c @@ -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], |