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[v3,06/12] target-i386: Filter FEAT_7_0_EBX TCG features too

Message ID 1398284980-22895-7-git-send-email-ehabkost@redhat.com
State New
Headers show

Commit Message

Eduardo Habkost April 23, 2014, 8:29 p.m. UTC 
The TCG_7_0_EBX_FEATURES macro was defined but never used (it even had a
typo that was never noticed). Make the existing TCG feature filtering
code use it.

Change the TCG feature flag filtering code to use it.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
Changes v1 -> v2:
 * Trivial rebase to latest qom-cpu (commit 90c5d39c)
   (Reviewed-by line kept)
Changes v2 -> v3:
 * Trivial rebase after QEMU 2.0 (onto commit 2d03b49)
   (Reviewed-by line kept)
---
 target-i386/cpu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/target-i386/cpu.c b/target-i386/cpu.c
index 8ee4991..6358b7c 100644
--- a/target-i386/cpu.c
+++ b/target-i386/cpu.c
@@ -582,7 +582,7 @@  struct X86CPUDefinition {
 #define TCG_EXT3_FEATURES (CPUID_EXT3_LAHF_LM | CPUID_EXT3_SVM | \
           CPUID_EXT3_CR8LEG | CPUID_EXT3_ABM | CPUID_EXT3_SSE4A)
 #define TCG_SVM_FEATURES 0
-#define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP \
+#define TCG_7_0_EBX_FEATURES (CPUID_7_0_EBX_SMEP | CPUID_7_0_EBX_SMAP | \
           CPUID_7_0_EBX_BMI1 | CPUID_7_0_EBX_BMI2 | CPUID_7_0_EBX_ADX)
           /* missing:
           CPUID_7_0_EBX_FSGSBASE, CPUID_7_0_EBX_HLE, CPUID_7_0_EBX_AVX2,
@@ -2589,6 +2589,7 @@  static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
     if (!kvm_enabled()) {
         env->features[FEAT_1_EDX] &= TCG_FEATURES;
         env->features[FEAT_1_ECX] &= TCG_EXT_FEATURES;
+        env->features[FEAT_7_0_EBX] &= TCG_7_0_EBX_FEATURES;
         env->features[FEAT_8000_0001_EDX] &= TCG_EXT2_FEATURES;
         env->features[FEAT_8000_0001_ECX] &= TCG_EXT3_FEATURES;
         env->features[FEAT_SVM] &= TCG_SVM_FEATURES;