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authorDave Airlie <airlied@redhat.com>2020-10-20 08:22:53 +1000
committerDave Airlie <airlied@redhat.com>2020-10-21 06:59:07 +1000
commitfea456d82c19d201c21313864105876deabe148b (patch)
tree7aea000632ab166216dc28cf224330b556e0b973 /drivers/gpu
parent7e13256dfe22b0d2e49cbfdb75bdc57e059d6c50 (diff)
downloadlinux-fea456d82c19d201c21313864105876deabe148b.tar.gz
drm/ttm: fix eviction valuable range check.
This was adding size to start, but pfn and start are in pages,
so it should be using num_pages.

Not sure this fixes anything in the real world, just noticed it
during refactoring.

Signed-off-by: Dave Airlie <airlied@redhat.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Cc: stable@vger.kernel.org
Link: https://patchwork.freedesktop.org/patch/msgid/20201019222257.1684769-2-airlied@gmail.com
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 70b3bee27850..eb4b7df02ca0 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -647,7 +647,7 @@ bool ttm_bo_eviction_valuable(struct ttm_buffer_object *bo,
 	/* Don't evict this BO if it's outside of the
 	 * requested placement range
 	 */
-	if (place->fpfn >= (bo->mem.start + bo->mem.size) ||
+	if (place->fpfn >= (bo->mem.start + bo->mem.num_pages) ||
 	    (place->lpfn && place->lpfn <= bo->mem.start))
 		return false;