From: Zheng Zhan Liang <linuxmaker@163.com>
Date: Thu, 25 Feb 2021 05:47:57 +0000 (+0800)
Subject: tcg/i386: rdpmc: fix the the condtions
X-Git-Tag: qemu-xen-4.16.0-rc4~317^2
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=c45b426acd1ad8e30fbe1b9af8c07b2889c28c6b;p=qemu-xen.git

tcg/i386: rdpmc: fix the the condtions

Signed-off-by: Zheng Zhan Liang <linuxmaker@163.com>
Message-Id: <20210225054756.35962-1-linuxmaker@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
---

diff --git a/target/i386/tcg/misc_helper.c b/target/i386/tcg/misc_helper.c
index f02e4fd400..90b87fdef0 100644
--- a/target/i386/tcg/misc_helper.c
+++ b/target/i386/tcg/misc_helper.c
@@ -222,7 +222,8 @@ void helper_rdtscp(CPUX86State *env)
 
 void helper_rdpmc(CPUX86State *env)
 {
-    if ((env->cr[4] & CR4_PCE_MASK) && ((env->hflags & HF_CPL_MASK) != 0)) {
+    if (((env->cr[4] & CR4_PCE_MASK) == 0 ) &&
+        ((env->hflags & HF_CPL_MASK) != 0)) {
         raise_exception_ra(env, EXCP0D_GPF, GETPC());
     }
     cpu_svm_check_intercept_param(env, SVM_EXIT_RDPMC, 0, GETPC());