From: Lai Jiangshan <laijs@cn.fujitsu.com>
To: LKML <linux-kernel@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
Avi Kivity <avi@redhat.com>,
Marcelo Tosatti <mtosatti@redhat.com>
Subject: [PATCH] kvm: better readability of efer_reserved_bits
Date: Mon, 21 Feb 2011 11:51:35 +0800 [thread overview]
Message-ID: <4D61E147.8050602@cn.fujitsu.com> (raw)
use EFER_SCE, EFER_LME and EFER_LMA instead of magic numbers.
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
---
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index bcc0efc..9d1d3f2 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -81,9 +81,10 @@
* - enable LME and LMA per default on 64 bit KVM
*/
#ifdef CONFIG_X86_64
-static u64 __read_mostly efer_reserved_bits = 0xfffffffffffffafeULL;
+static
+u64 __read_mostly efer_reserved_bits = ~((u64)(EFER_SCE | EFER_LME | EFER_LMA));
#else
-static u64 __read_mostly efer_reserved_bits = 0xfffffffffffffffeULL;
+static u64 __read_mostly efer_reserved_bits = ~((u64)EFER_SCE);
#endif
#define VM_STAT(x) offsetof(struct kvm, stat.x), KVM_STAT_VM
next reply other threads:[~2011-02-21 3:51 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-21 3:51 Lai Jiangshan [this message]
2011-02-28 9:21 ` [PATCH] kvm: better readability of efer_reserved_bits Avi Kivity
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