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authorremy.noel <remy.noel@blade-group.com>2018-10-02 14:19:35 +0200
committerGerd Hoffmann <kraxel@redhat.com>2018-10-05 11:23:37 +0200
commit0ab90e617040e5590f7fc403b5d34f76f53f6bdc (patch)
tree84e0fa8c84b2d487fc5ac6303339a9163f30e974 /hw/display
parent5a358b39f52a28a84b380c1685c93010987b3412 (diff)
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secondary-vga: delete mmio subregions upon exit
93abfc88bd649de1933588bfc7175605331b3ea9 introduced a reference cycle in the vga-pci devices, preventing cleanup of the object upon hotblug. This patch allows to break the cycle. Signed-off-by: remy.noel <remy.noel@blade-group.com> Message-id: 20181002121935.23706-1-remy.noel@blade-group.com [ kraxel: delete the recently added edid region too ] Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Diffstat (limited to 'hw/display')
-rw-r--r--hw/display/vga-pci.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/hw/display/vga-pci.c b/hw/display/vga-pci.c
index 24ca1b3..a17c96e 100644
--- a/hw/display/vga-pci.c
+++ b/hw/display/vga-pci.c
@@ -309,6 +309,14 @@ static void pci_secondary_vga_exit(PCIDevice *dev)
VGACommonState *s = &d->vga;
graphic_console_close(s->con);
+ memory_region_del_subregion(&d->mmio, &d->mrs[0]);
+ memory_region_del_subregion(&d->mmio, &d->mrs[1]);
+ if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_QEXT)) {
+ memory_region_del_subregion(&d->mmio, &d->mrs[2]);
+ }
+ if (d->flags & (1 << PCI_VGA_FLAG_ENABLE_EDID)) {
+ memory_region_del_subregion(&d->mmio, &d->mrs[3]);
+ }
}
static void pci_secondary_vga_init(Object *obj)