Thread (1 message) 1 message, 1 author, 2021-05-03
STALE1883d REVIEWED: 7 (7M)

[PATCH AUTOSEL 5.4 02/57] drm/qxl: release shadow on shutdown

From: Sasha Levin <sashal@kernel.org>
Date: 2021-05-03 16:50:27
Also in: dri-devel, lkml, stable
Subsystem: drm driver for qxl virtual gpu, drm drivers, drm drivers and misc gpu patches, the rest · Maintainers: Dave Airlie, Gerd Hoffmann, David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds

From: Gerd Hoffmann <kraxel@redhat.com>

[ Upstream commit 4ca77c513537700d3fae69030879f781dde1904c ]

In case we have a shadow surface on shutdown release
it so it doesn't leak.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Acked-by: Thomas Zimmermann <tzimmermann@suse.de>
Link: http://patchwork.freedesktop.org/patch/msgid/20210204145712.1531203-6-kraxel@redhat.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/gpu/drm/qxl/qxl_display.c | 4 ++++
 1 file changed, 4 insertions(+)
diff --git a/drivers/gpu/drm/qxl/qxl_display.c b/drivers/gpu/drm/qxl/qxl_display.c
index 9abf3dc5ef99..a6ee10cbcfdd 100644
--- a/drivers/gpu/drm/qxl/qxl_display.c
+++ b/drivers/gpu/drm/qxl/qxl_display.c
@@ -1237,6 +1237,10 @@ int qxl_modeset_init(struct qxl_device *qdev)
 
 void qxl_modeset_fini(struct qxl_device *qdev)
 {
+	if (qdev->dumb_shadow_bo) {
+		drm_gem_object_put(&qdev->dumb_shadow_bo->tbo.base);
+		qdev->dumb_shadow_bo = NULL;
+	}
 	qxl_destroy_monitors_object(qdev);
 	drm_mode_config_cleanup(&qdev->ddev);
 }
-- 
2.30.2

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