Blame SOURCES/kvm-console-fix-dpy_gfx_replace_surface-assert.patch

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From d8e09c7193591639d22c197bf265080cb22c2404 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Fri, 12 Jan 2018 11:30:11 +0100
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Subject: [PATCH 01/20] console: fix dpy_gfx_replace_surface assert
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Gerd Hoffmann <kraxel@redhat.com>
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Message-id: <20180112113011.21952-2-kraxel@redhat.com>
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Patchwork-id: 78565
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O-Subject: [RHV7.5 qemu-kvm-rhev PATCH 1/1] console: fix dpy_gfx_replace_surface assert
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Bugzilla: 1505696
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RH-Acked-by: John Snow <jsnow@redhat.com>
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RH-Acked-by: Jeffrey Cody <jcody@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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virtio-gpu can trigger the assert added by commit "6905b93447 console:
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add same surface replace pre-condition" in multihead setups (where
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surface can be NULL for secondary displays).  Allow surface being NULL.
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Fixes: 6905b93447a42e606dfd126b90f75f4cd3c6fe94
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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Message-id: 20170906142109.2685-1-kraxel@redhat.com
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(cherry picked from commit 1540008629bbb6a9c0826582d94ecf7a559f784c)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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 ui/console.c | 2 +-
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 1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/ui/console.c b/ui/console.c
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index 6967fd4..e92e9e0 100644
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--- a/ui/console.c
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+++ b/ui/console.c
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@@ -1565,7 +1565,7 @@ void dpy_gfx_replace_surface(QemuConsole *con,
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     DisplaySurface *old_surface = con->surface;
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     DisplayChangeListener *dcl;
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-    assert(old_surface != surface);
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+    assert(old_surface != surface || surface == NULL);
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     con->surface = surface;
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     QLIST_FOREACH(dcl, &s->listeners, next) {
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-- 
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1.8.3.1
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