From mboxrd@z Thu Jan 1 00:00:00 1970 From: Feng Wu Subject: [PATCH v9 7/7] x86/tools: Expose SMAP to HVM guests Date: Mon, 12 May 2014 14:27:41 +0800 Message-ID: <1399876061-28158-8-git-send-email-feng.wu@intel.com> References: <1399876061-28158-1-git-send-email-feng.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1399876061-28158-1-git-send-email-feng.wu@intel.com> List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Sender: xen-devel-bounces@lists.xen.org Errors-To: xen-devel-bounces@lists.xen.org To: xen-devel@lists.xen.org Cc: kevin.tian@intel.com, Feng Wu , JBeulich@suse.com, andrew.cooper3@citrix.com, eddie.dong@intel.com, jun.nakajima@intel.com, ian.campbell@citrix.com List-Id: xen-devel@lists.xenproject.org This patch exposes SMAP festure to HVM guests Signed-off-by: Feng Wu Acked-by: Ian Campbell --- tools/libxc/xc_cpufeature.h | 1 + tools/libxc/xc_cpuid_x86.c | 1 + 2 files changed, 2 insertions(+) diff --git a/tools/libxc/xc_cpufeature.h b/tools/libxc/xc_cpufeature.h index 6fce03b..66cc82e 100644 --- a/tools/libxc/xc_cpufeature.h +++ b/tools/libxc/xc_cpufeature.h @@ -140,6 +140,7 @@ #define X86_FEATURE_RTM 11 /* Restricted Transactional Memory */ #define X86_FEATURE_RDSEED 18 /* RDSEED instruction */ #define X86_FEATURE_ADX 19 /* ADCX, ADOX instructions */ +#define X86_FEATURE_SMAP 20 /* Supervisor Mode Access Protection */ #endif /* __LIBXC_CPUFEATURE_H */ diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c index 6a02bf0..4772ca7 100644 --- a/tools/libxc/xc_cpuid_x86.c +++ b/tools/libxc/xc_cpuid_x86.c @@ -375,6 +375,7 @@ static void xc_cpuid_hvm_policy( bitmaskof(X86_FEATURE_RTM) | bitmaskof(X86_FEATURE_RDSEED) | bitmaskof(X86_FEATURE_ADX) | + bitmaskof(X86_FEATURE_SMAP) | bitmaskof(X86_FEATURE_FSGSBASE)); } else regs[1] = 0; -- 1.8.3.1