[Qemu-devel] [PATCH v4 01/15] pci: make pci_del_capability() update for w1cmask

[Isaku Yamahata]

When deleting pci capability, w1cmask should be 0
to make those registers writablein addition to wmask.

Signed-off-by: Isaku Yamahata <address@hidden>
---
 hw/pci.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/hw/pci.c b/hw/pci.c
index abddc6d..e3462a9 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -1745,6 +1745,7 @@ void pci_del_capability(PCIDevice *pdev, uint8_t cap_id, 
uint8_t size)
     pdev->config[prev] = pdev->config[offset + PCI_CAP_LIST_NEXT];
     /* Make capability writeable again */
     memset(pdev->wmask + offset, 0xff, size);
+    memset(pdev->w1cmask + offset, 0, size);
     /* Clear cmask as device-specific registers can't be checked */
     memset(pdev->cmask + offset, 0, size);
     memset(pdev->used + offset, 0, size);
-- 
1.7.1.1