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authorGerd Hoffmann <kraxel@redhat.com>2021-05-11 12:45:22 +0200
committerGerd Hoffmann <kraxel@redhat.com>2021-05-12 12:37:47 +0200
commitaf4c1a8613389273acef14ba6b481037e949a318 (patch)
treee76de436123fc3f4382990d42287cb365b7d9fda /drivers/gpu/drm/qxl/qxl_display.c
parentdrm/qxl: drop redundant code (diff)
downloadlinux-dev-af4c1a8613389273acef14ba6b481037e949a318.tar.xz
linux-dev-af4c1a8613389273acef14ba6b481037e949a318.zip
drm/qxl: balance dumb_shadow_bo pin
The shadow bo is created in pinned state, so we have to unpin it when dropping the reference. Otherwise ttm is unhappy and throws a WARN() on release. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> Acked-by: Thomas Zimmermann <tzimmermann@suse.de> Link: http://patchwork.freedesktop.org/patch/msgid/20210511104522.2694803-3-kraxel@redhat.com
Diffstat (limited to 'drivers/gpu/drm/qxl/qxl_display.c')
-rw-r--r--drivers/gpu/drm/qxl/qxl_display.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index be5183733c1b..9e0a1e836011 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -801,6 +801,7 @@ static void qxl_prepare_shadow(struct qxl_device *qdev, struct qxl_bo *user_bo,
qdev->dumb_shadow_bo->surf.width != surf.width ||
qdev->dumb_shadow_bo->surf.height != surf.height) {
if (qdev->dumb_shadow_bo) {
+ qxl_bo_unpin(qdev->dumb_shadow_bo);
drm_gem_object_put
(&qdev->dumb_shadow_bo->tbo.base);
qdev->dumb_shadow_bo = NULL;