forked from pool/xorg-x11-server
25 lines
1009 B
Diff
25 lines
1009 B
Diff
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From 3793e12407b6b1511c8655a2665ec5ce41bc820d Mon Sep 17 00:00:00 2001
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From: Stefan Dirsch <sndirsch@suse.de>
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Date: Thu, 22 Jul 2021 14:31:35 +0200
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Subject: [PATCH] modesetting: unflip not possible when glamor is not set
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This is fixing crashes of xfce when running under qemu
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---
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hw/xfree86/drivers/modesetting/present.c | 3 +++
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1 file changed, 3 insertions(+)
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Index: xorg-server-1.20.12/hw/xfree86/drivers/modesetting/present.c
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===================================================================
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--- xorg-server-1.20.12.orig/hw/xfree86/drivers/modesetting/present.c
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+++ xorg-server-1.20.12/hw/xfree86/drivers/modesetting/present.c
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@@ -257,6 +257,9 @@ ms_present_check_unflip(RRCrtcPtr crtc,
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pixmap->devKind != drmmode_bo_get_pitch(&ms->drmmode.front_bo))
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return FALSE;
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+ if (!ms->drmmode.glamor)
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+ return FALSE;
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+
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#ifdef GBM_BO_WITH_MODIFIERS
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/* Check if buffer format/modifier is supported by all active CRTCs */
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gbm = glamor_gbm_bo_from_pixmap(screen, pixmap);
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