[PATCH] x86-64: Use constant instead of raw number in x86_64 ioperm.c

This is a tiny cleanup to increase readability

Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>

diff --git a/arch/x86_64/kernel/ioport.c b/arch/x86_64/kernel/ioport.c
index fe063d3cfe42b7ff8c09184cd6986492cce01eeb..745b1f0f494ecdaa2dffce605549c127a52df567 100644 (file)
--- a/arch/x86_64/kernel/ioport.c
+++ b/arch/x86_64/kernel/ioport.c
@@ -114,6 +114,6 @@ asmlinkage long sys_iopl(unsigned int level, struct pt_regs *regs)
                if (!capable(CAP_SYS_RAWIO))
                        return -EPERM;
        }
-       regs->eflags = (regs->eflags &~ 0x3000UL) | (level << 12);
+       regs->eflags = (regs->eflags &~ X86_EFLAGS_IOPL) | (level << 12);
        return 0;
 }