diff options
| author | Brian Norris <computersforpeace@gmail.com> | 2015-11-15 20:30:53 -0800 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2015-11-15 20:31:29 -0800 |
| commit | 617f41836c17688141e1c66f4156c2084f8ca86d (patch) | |
| tree | e57d631bb3bb061a0ff2e99bc85f94bd1c30598f /drivers/media/pci/ivtv/ivtv-yuv.c | |
| parent | 26add94cd535d1e000e7871fe69c7bb89e942d67 (diff) | |
| parent | 8005c49d9aea74d382f474ce11afbbc7d7130bec (diff) | |
Merge v4.4-rc1 into MTD development
Sync up with the upstream development.
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Diffstat (limited to 'drivers/media/pci/ivtv/ivtv-yuv.c')
| -rw-r--r-- | drivers/media/pci/ivtv/ivtv-yuv.c | 12 |
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 2ad65eb29832..2b8e7b2f2b86 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(¤t->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(¤t->mm->mmap_sem); if (y_pages != y_dma.page_count || uv_pages != uv_dma.page_count) { int rc = -EFAULT; |