Commit f2f5519a authored Sep 19, 2025 by Sean Christopherson

KVM: x86: Define Control Protection Exception (#CP) vector

Add a CP_VECTOR definition for CET's Control Protection Exception (#CP),
along with human friendly formatting for trace_kvm_inj_exception().

Reviewed-by: Binbin Wu <binbin.wu@linux.intel.com>
Link: https://lore.kernel.org/r/20250919223258.1604852-43-seanjc@google.com

Signed-off-by: Sean Christopherson <seanjc@google.com>

parent d37cc481

arch/x86/include/uapi/asm/kvm.h

+1 −0

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@
		#define MC_VECTOR 18
		#define XM_VECTOR 19
		#define VE_VECTOR 20
		#define CP_VECTOR 21

		/* Select x86 specific features in <linux/kvm.h> */
		#define __KVM_HAVE_PIT

arch/x86/kvm/trace.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -462,7 +462,7 @@ TRACE_EVENT(kvm_inj_virq,
		#define kvm_trace_sym_exc \
		EXS(DE), EXS(DB), EXS(BP), EXS(OF), EXS(BR), EXS(UD), EXS(NM), \
		EXS(DF), EXS(TS), EXS(NP), EXS(SS), EXS(GP), EXS(PF), EXS(MF), \
		EXS(AC), EXS(MC), EXS(XM), EXS(VE)
		EXS(AC), EXS(MC), EXS(XM), EXS(VE), EXS(CP)

		/*
		* Tracepoint for kvm interrupt injection: