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xorg-x11-server/U_modesetting-unflip-not-possible-when-glamor-is-not-s.patch
2021-07-22 12:48:07 +00:00

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Diff

From 3793e12407b6b1511c8655a2665ec5ce41bc820d Mon Sep 17 00:00:00 2001
From: Stefan Dirsch <sndirsch@suse.de>
Date: Thu, 22 Jul 2021 14:31:35 +0200
Subject: [PATCH] modesetting: unflip not possible when glamor is not set
This is fixing crashes of xfce when running under qemu
---
hw/xfree86/drivers/modesetting/present.c | 3 +++
1 file changed, 3 insertions(+)
Index: xorg-server-1.20.12/hw/xfree86/drivers/modesetting/present.c
===================================================================
--- xorg-server-1.20.12.orig/hw/xfree86/drivers/modesetting/present.c
+++ xorg-server-1.20.12/hw/xfree86/drivers/modesetting/present.c
@@ -257,6 +257,9 @@ ms_present_check_unflip(RRCrtcPtr crtc,
pixmap->devKind != drmmode_bo_get_pitch(&ms->drmmode.front_bo))
return FALSE;
+ if (!ms->drmmode.glamor)
+ return FALSE;
+
#ifdef GBM_BO_WITH_MODIFIERS
/* Check if buffer format/modifier is supported by all active CRTCs */
gbm = glamor_gbm_bo_from_pixmap(screen, pixmap);