linux-kernel - [PATCH 5/6] drm/nouveau: stop using pages with drm_prime_sg_to_page_addr

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20201009150342.1979-5-christian.koenig@amd.com>
Date:   Fri,  9 Oct 2020 17:03:41 +0200
From:   "Christian König" 
        <ckoenig.leichtzumerken@...il.com>
To:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        linaro-mm-sig@...ts.linaro.org, dri-devel@...ts.freedesktop.org,
        linux-media@...r.kernel.org, chris@...is-wilson.co.uk,
        airlied@...hat.com, akpm@...ux-foundation.org, daniel@...ll.ch,
        sumit.semwal@...aro.org, willy@...radead.org, jhubbard@...dia.com,
        jgg@...pe.ca
Subject: [PATCH 5/6] drm/nouveau: stop using pages with drm_prime_sg_to_page_addr_arrays

This is deprecated, also drop the comment about faults.

Signed-off-by: Christian König <christian.koenig@....com>
---
 drivers/gpu/drm/nouveau/nouveau_bo.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 0c0ca44a6802..e378bb491688 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -1299,9 +1299,9 @@ nouveau_ttm_tt_populate(struct ttm_bo_device *bdev,
 		return 0;
 
 	if (slave && ttm->sg) {
-		/* make userspace faulting work */
-		drm_prime_sg_to_page_addr_arrays(ttm->sg, ttm->pages,
-						 ttm_dma->dma_address, ttm->num_pages);
+		drm_prime_sg_to_page_addr_arrays(ttm->sg, NULL,
+						 ttm_dma->dma_address,
+						 ttm->num_pages);
 		ttm_tt_set_populated(ttm);
 		return 0;
 	}
-- 
2.17.1