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[Xen-devel] [PATCH] xen/pt: Don't slurp wholesale the PCI configuration registers



Instead we have the emulation registers ->init functions which
consult the host values to see what the initial value should be
and they are responsible for populating the dev.config.

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
---
 hw/xen/xen_pt.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/hw/xen/xen_pt.c b/hw/xen/xen_pt.c
index 05828e0..cd69cb4 100644
--- a/hw/xen/xen_pt.c
+++ b/hw/xen/xen_pt.c
@@ -780,12 +780,7 @@ static int xen_pt_initfn(PCIDevice *d)
     }
 
     /* Initialize virtualized PCI configuration (Extended 256 Bytes) */
-    rc = xen_host_pci_get_block(&s->real_device, 0, d->config,
-                                PCI_CONFIG_SPACE_SIZE);
-    if (rc < 0) {
-        XEN_PT_ERR(d,"Could not read PCI_CONFIG space! (rc:%d)\n", rc);
-        goto err_out;
-    }
+    memset(d->config, 0, PCI_CONFIG_SPACE_SIZE);
 
     s->memory_listener = xen_pt_memory_listener;
     s->io_listener = xen_pt_io_listener;
-- 
1.8.4.2


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