diff mbox series

[RFC,v2,01/44] target/i386: Expose x86_cpu_get_supported_feature_word() for TDX

Message ID f78aa143d508c5fd0f54da4f31c339e79ebdd105.1625704980.git.isaku.yamahata@intel.com (mailing list archive)
State New, archived
Headers show
Series TDX support | expand

Commit Message

Isaku Yamahata July 8, 2021, 12:54 a.m. UTC 
From: Sean Christopherson <sean.j.christopherson@intel.com>

Expose x86_cpu_get_supported_feature_word() outside of cpu.c so that it
can be used by TDX to setup the VM-wide CPUID configuration.

Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>
---
 target/i386/cpu.c | 4 ++--
 target/i386/cpu.h | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

Comments

Connor Kuehl July 22, 2021, 5:52 p.m. UTC | #1 
On 7/7/21 7:54 PM, isaku.yamahata@gmail.com wrote:
> From: Sean Christopherson <sean.j.christopherson@intel.com>
> 
> Expose x86_cpu_get_supported_feature_word() outside of cpu.c so that it
> can be used by TDX to setup the VM-wide CPUID configuration.
> 
> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com>
> Signed-off-by: Isaku Yamahata <isaku.yamahata@intel.com>

Reviewed-by: Connor Kuehl <ckuehl@redhat.com>
diff mbox series

Patch

diff --git a/target/i386/cpu.c b/target/i386/cpu.c
index d8f3ab3192..45b81a63df 100644
--- a/target/i386/cpu.c
+++ b/target/i386/cpu.c
@@ -4894,8 +4894,8 @@  CpuDefinitionInfoList *qmp_query_cpu_definitions(Error **errp)
     return cpu_list;
 }
 
-static uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
-                                                   bool migratable_only)
+uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
+                                            bool migratable_only)
 {
     FeatureWordInfo *wi = &feature_word_info[w];
     uint64_t r = 0;
diff --git a/target/i386/cpu.h b/target/i386/cpu.h
index f7fa5870b1..ff8f9532b9 100644
--- a/target/i386/cpu.h
+++ b/target/i386/cpu.h
@@ -1838,6 +1838,9 @@  void cpu_clear_ignne(void);
 /* mpx_helper.c */
 void cpu_sync_bndcs_hflags(CPUX86State *env);
 
+uint64_t x86_cpu_get_supported_feature_word(FeatureWord w,
+                                            bool migratable_only);
+
 /* this function must always be used to load data in the segment
    cache: it synchronizes the hflags with the segment cache values */
 static inline void cpu_x86_load_seg_cache(CPUX86State *env,