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e6f8b6c12f
Two types of #AC can be generated in Intel CPUs: 1. legacy alignment check #AC 2. split lock #AC Reflect #AC back into the guest if the guest has legacy alignment checks enabled or if split lock detection is disabled. If the #AC is not a legacy one and split lock detection is enabled, then invoke handle_guest_split_lock() which will either warn and disable split lock detection for this task or force SIGBUS on it. [ tglx: Switch it to handle_guest_split_lock() and rename the misnamed helper function. ] Suggested-by: Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by: Xiaoyao Li <xiaoyao.li@intel.com> Signed-off-by: Sean Christopherson <sean.j.christopherson@intel.com> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Borislav Petkov <bp@suse.de> Acked-by: Paolo Bonzini <pbonzini@redhat.com> Link: https://lkml.kernel.org/r/20200410115517.176308876@linutronix.de |
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.. | ||
mmu | ||
svm | ||
vmx | ||
cpuid.c | ||
cpuid.h | ||
debugfs.c | ||
emulate.c | ||
hyperv.c | ||
hyperv.h | ||
i8254.c | ||
i8254.h | ||
i8259.c | ||
ioapic.c | ||
ioapic.h | ||
irq_comm.c | ||
irq.c | ||
irq.h | ||
Kconfig | ||
kvm_cache_regs.h | ||
kvm_emulate.h | ||
lapic.c | ||
lapic.h | ||
Makefile | ||
mmu_audit.c | ||
mmu.h | ||
mmutrace.h | ||
mtrr.c | ||
pmu.c | ||
pmu.h | ||
trace.h | ||
tss.h | ||
x86.c | ||
x86.h |