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qxl: stop dirty loging when not in vga mode

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Tested with linux guest. Not sure how to check actual performance affect
of this. Checked with the previously send traceevent that the kvm ioctl
to start/stop dirty logging is being called.
(KVM_SET_USER_MEMORY_REGION).

Signed-off-by: Alon Levy <alevy@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Alon Levy 2012-05-24 19:18:53 +03:00 • committed by Gerd Hoffmann
parent 0a530548a1
commit 0f7bfd8198
1 changed files with 2 additions and 0 deletions
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2
hw/qxl.c
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@ -932,6 +932,7 @@ static void qxl_enter_vga_mode(PCIQXLDevice *d)
qemu_spice_create_host_primary(&d->ssd);
d->mode = QXL_MODE_VGA;
memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty));
vga_dirty_log_start(&d->vga);
}
static void qxl_exit_vga_mode(PCIQXLDevice *d)
@ -940,6 +941,7 @@ static void qxl_exit_vga_mode(PCIQXLDevice *d)
return;
}
trace_qxl_exit_vga_mode(d->id);
vga_dirty_log_stop(&d->vga);
qxl_destroy_primary(d, QXL_SYNC);
}