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From 590e0651a901f793df8aeee41968b0b2f838e2e8 Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Wed, 4 Jul 2018 09:54:09 +0200
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Subject: [PATCH 189/268] virtio-gpu: disable scanout when backing resource is
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destroyed
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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: <20180704095409.14514-4-kraxel@redhat.com>
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Patchwork-id: 81225
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O-Subject: [RHEL-7.6 qemu-kvm-rhev PATCH 3/3] virtio-gpu: disable scanout when backing resource is destroyed
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Bugzilla: 1589634
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RH-Acked-by: Laurent Vivier <lvivier@redhat.com>
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RH-Acked-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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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: 20180702162443.16796-4-kraxel@redhat.com
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(cherry picked from commit 1fccd7c5a9a722a9cbf1bc91693f4618034f01ac)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/display/virtio-gpu.c | 10 ++++++++++
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1 file changed, 10 insertions(+)
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diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
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index 336dc59..08cd567 100644
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--- a/hw/display/virtio-gpu.c
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+++ b/hw/display/virtio-gpu.c
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@@ -430,6 +430,16 @@ static void virtio_gpu_disable_scanout(VirtIOGPU *g, int scanout_id)
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static void virtio_gpu_resource_destroy(VirtIOGPU *g,
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struct virtio_gpu_simple_resource *res)
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{
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+ int i;
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+
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+ if (res->scanout_bitmask) {
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+ for (i = 0; i < g->conf.max_outputs; i++) {
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+ if (res->scanout_bitmask & (1 << i)) {
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+ virtio_gpu_disable_scanout(g, i);
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+ }
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+ }
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+ }
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+
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pixman_image_unref(res->image);
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virtio_gpu_cleanup_mapping(res);
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QTAILQ_REMOVE(&g->reslist, res, next);
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--
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1.8.3.1
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