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| author | David Hildenbrand <david@redhat.com> | 2022-11-16 11:26:56 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-30 15:58:59 -0800 |
| commit | c098ce73c247a0e36d8a6b8cfdc7d05e4bc81bd0 (patch) | |
| tree | 9b702f34bfe9f09e2d93dafa0c8fd76f70a8ce67 | |
| parent | cb78a634f3f7ff743e19fbffcb72d794e4bd7f73 (diff) | |
| download | linux-c098ce73c247a0e36d8a6b8cfdc7d05e4bc81bd0.tar.gz linux-c098ce73c247a0e36d8a6b8cfdc7d05e4bc81bd0.tar.bz2 linux-c098ce73c247a0e36d8a6b8cfdc7d05e4bc81bd0.zip | |
drm/exynos: remove FOLL_FORCE usage
FOLL_FORCE is really only for ptrace access. As we unpin the pinned pages
using unpin_user_pages_dirty_lock(true), the assumption is that all these
pages are writable.
FOLL_FORCE in this case seems to be a legacy leftover. Let's just remove
it.
Link: https://lkml.kernel.org/r/20221116102659.70287-18-david@redhat.com
Signed-off-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Inki Dae <inki.dae@samsung.com>
Cc: Seung-Woo Kim <sw0312.kim@samsung.com>
Cc: Kyungmin Park <kyungmin.park@samsung.com>
Cc: David Airlie <airlied@gmail.com>
Cc: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_g2d.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_g2d.c b/drivers/gpu/drm/exynos/exynos_drm_g2d.c index 471fd6c8135f..e19c2ceb3759 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_g2d.c +++ b/drivers/gpu/drm/exynos/exynos_drm_g2d.c @@ -477,7 +477,7 @@ static dma_addr_t *g2d_userptr_get_dma_addr(struct g2d_data *g2d, } ret = pin_user_pages_fast(start, npages, - FOLL_FORCE | FOLL_WRITE | FOLL_LONGTERM, + FOLL_WRITE | FOLL_LONGTERM, g2d_userptr->pages); if (ret != npages) { DRM_DEV_ERROR(g2d->dev, |