Switch old api get_user_pages to pin_user_pages according to [1]. It guarantees these DMA pages are pinned.
[1] Documentation/core-api/pin_user_pages.rst Signed-off-by: Seongjun Hong <[email protected]> --- drivers/gpu/drm/radeon/radeon_ttm.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c index e7ab8162ac69..22fc35a0e8d8 100644 --- a/drivers/gpu/drm/radeon/radeon_ttm.c +++ b/drivers/gpu/drm/radeon/radeon_ttm.c @@ -349,7 +349,7 @@ static int radeon_ttm_tt_pin_userptr(struct ttm_device *bdev, struct ttm_tt *ttm uint64_t userptr = gtt->userptr + pinned * PAGE_SIZE; struct page **pages = ttm->pages + pinned; - r = get_user_pages(userptr, num_pages, write ? FOLL_WRITE : 0, + r = pin_user_pages(userptr, num_pages, write ? FOLL_WRITE : 0, pages); if (r < 0) goto release_pages; @@ -377,7 +377,7 @@ static int radeon_ttm_tt_pin_userptr(struct ttm_device *bdev, struct ttm_tt *ttm kfree(ttm->sg); release_pages: - release_pages(ttm->pages, pinned); + unpin_user_pages(ttm->pages, pinned); return r; } @@ -404,7 +404,7 @@ static void radeon_ttm_tt_unpin_userptr(struct ttm_device *bdev, struct ttm_tt * set_page_dirty(page); mark_page_accessed(page); - put_page(page); + unpin_user_page(page); } sg_free_table(ttm->sg); -- 2.43.0
