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Merge branch 'kvm-5.16-fixes' into kvm-master

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* Fix misuse of gfn-to-pfn cache when recording guest steal time / preempted status

* Fix selftests on APICv machines

* Fix sparse warnings

* Fix detection of KVM features in CPUID

* Cleanups for bogus writes to MSR_KVM_PV_EOI_EN

* Fixes and cleanups for MSR bitmap handling

* Cleanups for INVPCID

* Make x86 KVM_SOFT_MAX_VCPUS consistent with other architectures
This commit is contained in:
Paolo Bonzini
2021-11-11 11:03:05 -05:00
parent 1f05833193 da1bfd52b9
commit f5396f2d82
20 changed files with 319 additions and 266 deletions
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5
arch/x86/include/asm/processor.h
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@@ -806,11 +806,14 @@ static inline u32 amd_get_nodes_per_socket(void) { return 0; }
static inline u32 amd_get_highest_perf(void) { return 0; }
#endif
#define for_each_possible_hypervisor_cpuid_base(function) \
for (function = 0x40000000; function < 0x40010000; function += 0x100)
static inline uint32_t hypervisor_cpuid_base(const char *sig, uint32_t leaves)
{
uint32_t base, eax, signature[3];
for (base = 0x40000000; base < 0x40010000; base += 0x100) {
for_each_possible_hypervisor_cpuid_base(base) {
cpuid(base, &eax, &signature[0], &signature[1], &signature[2]);
if (!memcmp(sig, signature, 12) &&