diff options
| author | Lorenzo Stoakes <lstoakes@gmail.com> | 2016-10-13 01:20:16 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-10-19 08:11:43 -0700 |
| commit | 768ae309a96103ed02eb1e111e838c87854d8b51 (patch) | |
| tree | 59f9070c68cc87d37e5edf6439b5074a96f5d3dd /drivers/gpu/drm/via | |
| parent | 7f23b3504a0df63b724180262c5f3f117f21bcae (diff) | |
| download | blackbird-op-linux-768ae309a96103ed02eb1e111e838c87854d8b51.tar.gz blackbird-op-linux-768ae309a96103ed02eb1e111e838c87854d8b51.zip | |
mm: replace get_user_pages() write/force parameters with gup_flags
This removes the 'write' and 'force' from get_user_pages() and replaces
them with 'gup_flags' to make the use of FOLL_FORCE explicit in callers
as use of this flag can result in surprising behaviour (and hence bugs)
within the mm subsystem.
Signed-off-by: Lorenzo Stoakes <lstoakes@gmail.com>
Acked-by: Christian König <christian.koenig@amd.com>
Acked-by: Jesper Nilsson <jesper.nilsson@axis.com>
Acked-by: Michal Hocko <mhocko@suse.com>
Reviewed-by: Jan Kara <jack@suse.cz>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/gpu/drm/via')
| -rw-r--r-- | drivers/gpu/drm/via/via_dmablit.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/gpu/drm/via/via_dmablit.c b/drivers/gpu/drm/via/via_dmablit.c index 7e2a12c4fed2..1a3ad769f8c8 100644 --- a/drivers/gpu/drm/via/via_dmablit.c +++ b/drivers/gpu/drm/via/via_dmablit.c @@ -241,8 +241,8 @@ via_lock_all_dma_pages(drm_via_sg_info_t *vsg, drm_via_dmablit_t *xfer) down_read(¤t->mm->mmap_sem); ret = get_user_pages((unsigned long)xfer->mem_addr, vsg->num_pages, - (vsg->direction == DMA_FROM_DEVICE), - 0, vsg->pages, NULL); + (vsg->direction == DMA_FROM_DEVICE) ? FOLL_WRITE : 0, + vsg->pages, NULL); up_read(¤t->mm->mmap_sem); if (ret != vsg->num_pages) { |
