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[Xen-changelog] [xen master] x86/Intel: Expose cpuid_faulting_enabled so it can be used elsewhere



commit 70c95ecd5c0ec2fc5cf2bb0c5f96814bbd10c5b3
Author:     Kyle Huey <me@xxxxxxxxxxxx>
AuthorDate: Thu Oct 20 06:44:27 2016 -0700
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Oct 20 15:27:55 2016 +0100

    x86/Intel: Expose cpuid_faulting_enabled so it can be used elsewhere
    
    While we're here, use bool instead of bool_t.
    
    Signed-off-by: Kyle Huey <khuey@xxxxxxxxxxxx>
    Reviewed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>
    Release-acked-by: Wei Liu <wei.liu2@xxxxxxxxxx>
---
 xen/arch/x86/cpu/intel.c    | 9 +++++----
 xen/include/asm-x86/cpuid.h | 3 +++
 2 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/xen/arch/x86/cpu/intel.c b/xen/arch/x86/cpu/intel.c
index 7b60aaa..2e11662 100644
--- a/xen/arch/x86/cpu/intel.c
+++ b/xen/arch/x86/cpu/intel.c
@@ -18,7 +18,7 @@
 
 #define select_idle_routine(x) ((void)0)
 
-static bool_t __init probe_intel_cpuid_faulting(void)
+static bool __init probe_intel_cpuid_faulting(void)
 {
        uint64_t x;
 
@@ -32,10 +32,11 @@ static bool_t __init probe_intel_cpuid_faulting(void)
        return 1;
 }
 
-static void set_cpuid_faulting(bool_t enable)
+DEFINE_PER_CPU(bool, cpuid_faulting_enabled);
+
+static void set_cpuid_faulting(bool enable)
 {
-       static DEFINE_PER_CPU(bool_t, cpuid_faulting_enabled);
-       bool_t *this_enabled = &this_cpu(cpuid_faulting_enabled);
+       bool *this_enabled = &this_cpu(cpuid_faulting_enabled);
        uint32_t hi, lo;
 
        ASSERT(cpu_has_cpuid_faulting);
diff --git a/xen/include/asm-x86/cpuid.h b/xen/include/asm-x86/cpuid.h
index 8e3f639..2372474 100644
--- a/xen/include/asm-x86/cpuid.h
+++ b/xen/include/asm-x86/cpuid.h
@@ -64,6 +64,9 @@ DECLARE_PER_CPU(struct cpuidmasks, cpuidmasks);
 /* Default masking MSR values, calculated at boot. */
 extern struct cpuidmasks cpuidmask_defaults;
 
+/* Whether or not cpuid faulting is available for the current domain. */
+DECLARE_PER_CPU(bool, cpuid_faulting_enabled);
+
 #endif /* __ASSEMBLY__ */
 #endif /* !__X86_CPUID_H__ */
 
--
generated by git-patchbot for /home/xen/git/xen.git#master

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