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x86/cpufeature: Remove cpu_has_hypervisor
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Use boot_cpu_has() instead.

Tested-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: sparmaintainer@unisys.com
Cc: virtualization@lists.linux-foundation.org
Link: http://lkml.kernel.org/r/1459266123-21878-3-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Borislav Petkov authored and Ingo Molnar committed Mar 31, 2016
1 parent 7b5e74e commit 0c9f353
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Showing 5 changed files with 4 additions and 5 deletions.
2 changes: 1 addition & 1 deletion arch/x86/events/intel/uncore.c
Original file line number Diff line number Diff line change
Expand Up @@ -1383,7 +1383,7 @@ static int __init intel_uncore_init(void)
if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL)
return -ENODEV;

if (cpu_has_hypervisor)
if (boot_cpu_has(X86_FEATURE_HYPERVISOR))
return -ENODEV;

max_packages = topology_max_packages();
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1 change: 0 additions & 1 deletion arch/x86/include/asm/cpufeature.h
Original file line number Diff line number Diff line change
Expand Up @@ -136,7 +136,6 @@ extern const char * const x86_bug_flags[NBUGINTS*32];
#define cpu_has_xsave boot_cpu_has(X86_FEATURE_XSAVE)
#define cpu_has_xsaves boot_cpu_has(X86_FEATURE_XSAVES)
#define cpu_has_osxsave boot_cpu_has(X86_FEATURE_OSXSAVE)
#define cpu_has_hypervisor boot_cpu_has(X86_FEATURE_HYPERVISOR)
/*
* Do not add any more of those clumsy macros - use static_cpu_has() for
* fast paths and boot_cpu_has() otherwise!
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2 changes: 1 addition & 1 deletion arch/x86/kernel/cpu/vmware.c
Original file line number Diff line number Diff line change
Expand Up @@ -94,7 +94,7 @@ static void __init vmware_platform_setup(void)
*/
static uint32_t __init vmware_platform(void)
{
if (cpu_has_hypervisor) {
if (boot_cpu_has(X86_FEATURE_HYPERVISOR)) {
unsigned int eax;
unsigned int hyper_vendor_id[3];

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2 changes: 1 addition & 1 deletion arch/x86/kernel/kvm.c
Original file line number Diff line number Diff line change
Expand Up @@ -522,7 +522,7 @@ static noinline uint32_t __kvm_cpuid_base(void)
if (boot_cpu_data.cpuid_level < 0)
return 0; /* So we don't blow up on old processors */

if (cpu_has_hypervisor)
if (boot_cpu_has(X86_FEATURE_HYPERVISOR))
return hypervisor_cpuid_base("KVMKVMKVM\0\0\0", 0);

return 0;
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2 changes: 1 addition & 1 deletion drivers/staging/unisys/visorbus/visorchipset.c
Original file line number Diff line number Diff line change
Expand Up @@ -2425,7 +2425,7 @@ static __init uint32_t visorutil_spar_detect(void)
{
unsigned int eax, ebx, ecx, edx;

if (cpu_has_hypervisor) {
if (boot_cpu_has(X86_FEATURE_HYPERVISOR)) {
/* check the ID */
cpuid(UNISYS_SPAR_LEAF_ID, &eax, &ebx, &ecx, &edx);
return (ebx == UNISYS_SPAR_ID_EBX) &&
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