KVM: Fix the explanation of write_emulated

[safe/jmp/linux-2.6] / arch / x86 / include / asm / msidef.h

diff --git a/arch/x86/include/asm/msidef.h b/arch/x86/include/asm/msidef.h
index ed91902..4cc48af 100644 (file)
--- a/arch/x86/include/asm/msidef.h
+++ b/arch/x86/include/asm/msidef.h
@@ -1,5 +1,5 @@
-#ifndef ASM_X86__MSIDEF_H
-#define ASM_X86__MSIDEF_H
+#ifndef _ASM_X86_MSIDEF_H
+#define _ASM_X86_MSIDEF_H
 
 /*
  * Constants for Intel APIC based MSI messages.
@@ -47,9 +47,10 @@
 #define         MSI_ADDR_DEST_ID_MASK          0x00ffff0
 #define  MSI_ADDR_DEST_ID(dest)                (((dest) << MSI_ADDR_DEST_ID_SHIFT) & \
                                         MSI_ADDR_DEST_ID_MASK)
+#define MSI_ADDR_EXT_DEST_ID(dest)     ((dest) & 0xffffff00)
 
 #define MSI_ADDR_IR_EXT_INT            (1 << 4)
 #define MSI_ADDR_IR_SHV                        (1 << 3)
 #define MSI_ADDR_IR_INDEX1(index)      ((index & 0x8000) >> 13)
 #define MSI_ADDR_IR_INDEX2(index)      ((index & 0x7fff) << 5)
-#endif /* ASM_X86__MSIDEF_H */
+#endif /* _ASM_X86_MSIDEF_H */