Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755584AbbGPPwI (ORCPT ); Thu, 16 Jul 2015 11:52:08 -0400 Received: from e23smtp07.au.ibm.com ([202.81.31.140]:38034 "EHLO e23smtp07.au.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755427AbbGPPwG (ORCPT ); Thu, 16 Jul 2015 11:52:06 -0400 X-Helo: d23dlp02.au.ibm.com X-MailFrom: hemant@linux.vnet.ibm.com X-RcptTo: linux-kernel@vger.kernel.org From: Hemant Kumar To: linuxppc-dev@lists.ozlabs.org Cc: linux-kernel@vger.kernel.org, acme@kernel.org, mingo@kernel.org, mpe@ellerman.id.au, sukadev@linux.vnet.ibm.com, maddy@linux.vnet.ibm.com, warrier@linux.vnet.ibm.com, srikar@linux.vnet.ibm.com, paulus@samba.org, scottwood@freescale.com, Hemant Kumar Subject: [PATCH v5 2/2] perf,kvm/ppc: Add hcall related info to kvm_perf.h Date: Thu, 16 Jul 2015 21:18:42 +0530 Message-Id: <1437061722-15438-2-git-send-email-hemant@linux.vnet.ibm.com> X-Mailer: git-send-email 1.9.3 In-Reply-To: <1437061722-15438-1-git-send-email-hemant@linux.vnet.ibm.com> References: <1437061722-15438-1-git-send-email-hemant@linux.vnet.ibm.com> X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 15071615-0025-0000-0000-000001D080F1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1384 Lines: 38 To analyze the hcalls with perf, we need the hcall related tracepoints information to be exported. This patch adds hcall tracepoints "kvm_hv:kvm_hcall_enter" and "kvm_hv:kvm_hcall_exit" to kvm_perf.h. So, perf will now know as to what tracepoints to look for if we are using "perf kvm stat record" to collect guest hcall statistics. Signed-off-by: Hemant Kumar --- Changes: - Not exporting the hcall related codes and names through uapi compared to previous patch. arch/powerpc/include/uapi/asm/kvm_perf_book3s.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h b/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h index 8c8d8c2..1378a8d 100644 --- a/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h +++ b/arch/powerpc/include/uapi/asm/kvm_perf_book3s.h @@ -11,4 +11,8 @@ #define KVM_EXIT_TRACE "kvm_hv:kvm_guest_exit" #define KVM_EXIT_REASON "trap" +#define KVM_HCALL_ENTRY_TRACE "kvm_hv:kvm_hcall_enter" +#define KVM_HCALL_EXIT_TRACE "kvm_hv:kvm_hcall_exit" +#define KVM_HCALL_REASON "req" + #endif /* _ASM_POWERPC_KVM_PERF_BOOK3S_H */ -- 1.9.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/