* [PATCH v2 resend 2/2] xc_cpuid_x86.c: Remove limit for RDTSCP
@ 2014-09-09 7:55 Zhuo Song
0 siblings, 0 replies; only message in thread
From: Zhuo Song @ 2014-09-09 7:55 UTC (permalink / raw)
To: xen-devel
Cc: ian.campbell, stefano.stabellini, jinsong.liu, ian.jackson,
Zhuo Song, Zhuo Song, boyu.mt, JBeulich
Since RDTSCP could be used for both 64-bit and 32-bit architectures,
we do not need the tying to 64-bit in intel_xc_cpuid_policy().
Signed-off-by: Zhuo Song <songzhuo.sz@alibaba-inc.com>
---
tools/libxc/xc_cpuid_x86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c
index 710fd61..a4829ce 100644
--- a/tools/libxc/xc_cpuid_x86.c
+++ b/tools/libxc/xc_cpuid_x86.c
@@ -193,7 +193,7 @@ static void intel_xc_cpuid_policy(
regs[3] &= (bitmaskof(X86_FEATURE_NX) |
bitmaskof(X86_FEATURE_LM) |
(is_pae ? bitmaskof(X86_FEATURE_SYSCALL) : 0) |
- (is_pae ? bitmaskof(X86_FEATURE_RDTSCP) : 0));
+ bitmaskof(X86_FEATURE_RDTSCP));
break;
}
--
1.8.5.2 (Apple Git-48)
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