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[Qemu-devel] [PATCH V2 11/20] pci: clean up of pci_init_wmask().


From: Isaku Yamahata
Subject: [Qemu-devel] [PATCH V2 11/20] pci: clean up of pci_init_wmask().
Date: Fri, 13 Nov 2009 13:29:47 +0900

This patch replaces for loop by memset in pci_init_wmask().

Signed-off-by: Isaku Yamahata <address@hidden>
Acked-by: Michael S. Tsirkin <address@hidden>
---
 hw/pci.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/hw/pci.c b/hw/pci.c
index 9c84cb2..2814c51 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -426,15 +426,15 @@ static void pci_init_cmask(PCIDevice *dev)
 
 static void pci_init_wmask(PCIDevice *dev)
 {
-    int i;
     int config_size = pci_config_size(dev);
 
     dev->wmask[PCI_CACHE_LINE_SIZE] = 0xff;
     dev->wmask[PCI_INTERRUPT_LINE] = 0xff;
     pci_set_word(dev->wmask + PCI_COMMAND,
                  PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
-    for (i = PCI_CONFIG_HEADER_SIZE; i < config_size; ++i)
-        dev->wmask[i] = 0xff;
+
+    memset(dev->wmask + PCI_CONFIG_HEADER_SIZE, 0xff,
+           config_size - PCI_CONFIG_HEADER_SIZE);
 }
 
 static void pci_init_wmask_bridge(PCIDevice *d)
-- 
1.6.0.2





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