From: Daniel Vetter Date: Tue, 8 Sep 2015 11:56:29 +0000 (+0200) Subject: drm/vmwgfx: Stop checking for DRM_UNLOCKED X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=87698c8aa77ce58c41a09b72a0c35fdbc9949025;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git drm/vmwgfx: Stop checking for DRM_UNLOCKED drm core enforces now for DRIVER_MODESET that all ioctls are unlocked. And all the old nasty ones from drm core aren't allowed for modern drivers any more. Hence this is no longer needed. Reviewed-by: David Herrmann Signed-off-by: Daniel Vetter --- diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 2c7a25c71af2..8e7493d50f1a 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1061,14 +1061,6 @@ static struct vmw_master *vmw_master_check(struct drm_device *dev, } mutex_unlock(&dev->master_mutex); - /* - * Taking the drm_global_mutex after the TTM lock might deadlock - */ - if (!(flags & DRM_UNLOCKED)) { - DRM_ERROR("Refusing locked ioctl access.\n"); - return ERR_PTR(-EDEADLK); - } - /* * Take the TTM lock. Possibly sleep waiting for the authenticating * master to become master again, or for a SIGTERM if the