To analyze the exit events with perf, we need kvm_perf.h to be added in the arch/powerpc directory, where the kvm tracepoints needed to trace the KVM exit events are defined.
This patch adds "kvm_perf_book3s.h" to indicate that the tracepoints are book3s specific. Generic "kvm_perf.h" then can just include "kvm_perf_book3s.h". Signed-off-by: Hemant Kumar <hem...@linux.vnet.ibm.com> --- Changes: - Not exporting the exit reasons compared to previous patchset (suggested by Paul) arch/powerpc/include/uapi/asm/kvm_perf.h | 6 ++++++ arch/powerpc/include/uapi/asm/kvm_perf_book3s.h | 14 ++++++++++++++ 2 files changed, 20 insertions(+) create mode 100644 arch/powerpc/include/uapi/asm/kvm_perf.h create mode 100644 arch/powerpc/include/uapi/asm/kvm_perf_book3s.h diff --git a/arch/powerpc/include/uapi/asm/kvm_perf.h b/arch/powerpc/include/uapi/asm/kvm_perf.h new file mode 100644 index 0000000..5ed2ff3 --- /dev/null +++ b/arch/powerpc/include/uapi/asm/kvm_perf.h @@ -0,0 +1,6 @@ +#ifndef _ASM_POWERPC_KVM_PERF_H +#define _ASM_POWERPC_KVM_PERF_H + +#include <asm/kvm_perf_book3s.h> + +#endif diff --git a/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h b/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h new file mode 100644 index 0000000..8c8d8c2 --- /dev/null +++ b/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h @@ -0,0 +1,14 @@ +#ifndef _ASM_POWERPC_KVM_PERF_BOOK3S_H +#define _ASM_POWERPC_KVM_PERF_BOOK3S_H + +#include <asm/kvm.h> + +#define DECODE_STR_LEN 20 + +#define VCPU_ID "vcpu_id" + +#define KVM_ENTRY_TRACE "kvm_hv:kvm_guest_enter" +#define KVM_EXIT_TRACE "kvm_hv:kvm_guest_exit" +#define KVM_EXIT_REASON "trap" + +#endif /* _ASM_POWERPC_KVM_PERF_BOOK3S_H */ -- 1.9.3 _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev