Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755212AbaLJEI5 (ORCPT ); Tue, 9 Dec 2014 23:08:57 -0500 Received: from e39.co.us.ibm.com ([32.97.110.160]:54641 "EHLO e39.co.us.ibm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754869AbaLJEI4 (ORCPT ); Tue, 9 Dec 2014 23:08:56 -0500 Date: Wed, 10 Dec 2014 09:42:23 +0530 From: Ananth N Mavinakayanahalli To: "Naveen N. Rao" Cc: linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, acme@kernel.org, mpe@ellerman.id.au Subject: Re: [RFC PATCH 0/8] Fix perf probe issues on powerpc Message-ID: <20141210041223.GB13398@in.ibm.com> Reply-To: ananth@in.ibm.com References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-MML: disable X-Content-Scanned: Fidelis XPS MAILER x-cbid: 14121004-0033-0000-0000-000002F65A10 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Dec 09, 2014 at 11:03:58PM +0530, Naveen N. Rao wrote: > This patchset fixes various issues with perf probe on powerpc > across ABIv1 and ABIv2: > - in the presence of DWARF debug-info, > - in the absence of DWARF, but with the symbol table, and > - in the absence of debug-info, but with kallsyms. > > Applies cleanly on v3.18 and on -tip with minor changes to patch 6. > Tested on ppc64 BE and LE. > > - Naveen > > Naveen N. Rao (8): > kprobes: Fix kallsyms lookup across powerpc ABIv1 and ABIv2 > perf probe powerpc: Fix symbol fixup issues due to ELF type > perf probe: Improve detection of file/function name in the probe > pattern > perf probe powerpc: Handle powerpc dot symbols > perf probe powerpc: Allow matching against dot symbols > perf tools powerpc: Fix PPC64 ELF ABIv2 symbol decoding > perf probe powerpc: Use DWARF info only if necessary > perf probe powerpc: Fixup function entry if using kallsyms lookup > > arch/powerpc/include/asm/code-patching.h | 26 ++++++++---- > arch/powerpc/include/asm/kprobes.h | 58 ++++++++++++++++++--------- > tools/perf/arch/powerpc/Makefile | 1 + > tools/perf/arch/powerpc/util/elf-sym-decode.c | 27 +++++++++++++ > tools/perf/config/Makefile | 1 + > tools/perf/util/elf_sym.h | 13 ++++++ > tools/perf/util/probe-event.c | 57 ++++++++++++++++++++++++-- > tools/perf/util/symbol-elf.c | 11 ++++- > tools/perf/util/symbol.c | 6 +++ > 9 files changed, 170 insertions(+), 30 deletions(-) > create mode 100644 tools/perf/arch/powerpc/util/elf-sym-decode.c > create mode 100644 tools/perf/util/elf_sym.h For the full patchset... Reviewed-by: Ananth N Mavinakayanahalli -- 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/