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path: root/drivers/media/pci/ivtv/ivtv-yuv.c
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Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-yuv.c')
-rw-r--r--drivers/media/pci/ivtv/ivtv-yuv.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/media/pci/ivtv/ivtv-yuv.c b/drivers/media/pci/ivtv/ivtv-yuv.c
index 2ad65eb29..2b8e7b2f2 100644
--- a/drivers/media/pci/ivtv/ivtv-yuv.c
+++ b/drivers/media/pci/ivtv/ivtv-yuv.c
@@ -75,15 +75,15 @@ static int ivtv_yuv_prep_user_dma(struct ivtv *itv, struct ivtv_user_dma *dma,
ivtv_udma_get_page_info (&uv_dma, (unsigned long)args->uv_source, 360 * uv_decode_height);
/* Get user pages for DMA Xfer */
- down_read(&current->mm->mmap_sem);
- y_pages = get_user_pages(current, current->mm, y_dma.uaddr, y_dma.page_count, 0, 1, &dma->map[0], NULL);
+ y_pages = get_user_pages_unlocked(current, current->mm,
+ y_dma.uaddr, y_dma.page_count, 0, 1,
+ &dma->map[0]);
uv_pages = 0; /* silence gcc. value is set and consumed only if: */
if (y_pages == y_dma.page_count) {
- uv_pages = get_user_pages(current, current->mm,
- uv_dma.uaddr, uv_dma.page_count, 0, 1,
- &dma->map[y_pages], NULL);
+ uv_pages = get_user_pages_unlocked(current, current->mm,
+ uv_dma.uaddr, uv_dma.page_count, 0, 1,
+ &dma->map[y_pages]);
}
- up_read(&current->mm->mmap_sem);
if (y_pages != y_dma.page_count || uv_pages != uv_dma.page_count) {
int rc = -EFAULT;