[Xen-changelog] [xen-unstable] x86/msi: fix inverted masks in c/s 22182:68cc3c514a0a

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Keir Fraser <keir@xxxxxxx>
# Date 1287397907 -3600
# Node ID fc2242ac90e1f60d93c598e03f02abe8ada0ca73
# Parent  7831b8e5aae2ef5b4c1c2e91a1eeabb163a67c7b
x86/msi: fix inverted masks in c/s 22182:68cc3c514a0a

Signed-off-by: Jan Beulich <jbeulich@xxxxxxxxxx>
---
 xen/arch/x86/msi.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff -r 7831b8e5aae2 -r fc2242ac90e1 xen/arch/x86/msi.c
--- a/xen/arch/x86/msi.c        Mon Oct 18 11:30:10 2010 +0100
+++ b/xen/arch/x86/msi.c        Mon Oct 18 11:31:47 2010 +0100
@@ -549,14 +549,14 @@ static u64 read_pci_mem_bar(u8 bus, u8 s
         return 0;
     if ( (addr & PCI_BASE_ADDRESS_MEM_TYPE_MASK) == 
PCI_BASE_ADDRESS_MEM_TYPE_64 )
     {
-        addr &= ~PCI_BASE_ADDRESS_MEM_MASK;
+        addr &= PCI_BASE_ADDRESS_MEM_MASK;
         if ( ++bir >= limit )
             return 0;
         return addr |
                ((u64)pci_conf_read32(bus, slot, func,
                                      PCI_BASE_ADDRESS_0 + bir * 4) << 32);
     }
-    return addr & ~PCI_BASE_ADDRESS_MEM_MASK;
+    return addr & PCI_BASE_ADDRESS_MEM_MASK;
 }
 
 /**

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