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authorKevin O'Connor <kevin@koconnor.net>2014-04-29 16:37:50 -0400
committerPaolo Bonzini <pbonzini@redhat.com>2014-05-13 13:12:40 +0200
commit304520291aac95d6a45a3f369f5275e11ef15b2e (patch)
treeef8cb6d88ef11a8e7f70f31de8af2855437ead60 /target-i386
parent639973a4740f38789057744b550df3a175bc49ad (diff)
target-i386: set eflags prior to calling svm_load_seg_cache() in svm_helper.c
The svm_load_seg_cache() function calls cpu_x86_load_seg_cache() which inspects env->eflags. So, make sure all changes to eflags are done prior to loading the segment cache. Signed-off-by: Kevin O'Connor <kevin@koconnor.net> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'target-i386')
-rw-r--r--target-i386/svm_helper.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/target-i386/svm_helper.c b/target-i386/svm_helper.c
index aa17ecdece..848a4b9985 100644
--- a/target-i386/svm_helper.c
+++ b/target-i386/svm_helper.c
@@ -703,7 +703,8 @@ void helper_vmexit(CPUX86State *env, uint32_t exit_code, uint64_t exit_info_1)
cpu_load_eflags(env, ldq_phys(cs->as,
env->vm_hsave + offsetof(struct vmcb,
save.rflags)),
- ~(CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C | DF_MASK));
+ ~(CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C | DF_MASK |
+ VM_MASK));
CC_OP = CC_OP_EFLAGS;
svm_load_seg_cache(env, env->vm_hsave + offsetof(struct vmcb, save.es),
@@ -756,10 +757,6 @@ void helper_vmexit(CPUX86State *env, uint32_t exit_code, uint64_t exit_info_1)
from the page table indicated the host's CR3. If the PDPEs contain
illegal state, the processor causes a shutdown. */
- /* Forces CR0.PE = 1, RFLAGS.VM = 0. */
- env->cr[0] |= CR0_PE_MASK;
- env->eflags &= ~VM_MASK;
-
/* Disables all breakpoints in the host DR7 register. */
/* Checks the reloaded host state for consistency. */