Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752735AbbH2EYK (ORCPT ); Sat, 29 Aug 2015 00:24:10 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:6382 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752634AbbH2EYH (ORCPT ); Sat, 29 Aug 2015 00:24:07 -0400 From: Wang Nan To: , , CC: , , , He Kuang , Wang Nan , Brendan Gregg , Daniel Borkmann , "David Ahern" , Jiri Olsa , Kaixu Xia , Masami Hiramatsu , Namhyung Kim , Paul Mackerras , Peter Zijlstra Subject: [PATCH 27/31] perf record: Support custom vmlinux path Date: Sat, 29 Aug 2015 04:22:01 +0000 Message-ID: <1440822125-52691-28-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1440822125-52691-1-git-send-email-wangnan0@huawei.com> References: <1440822125-52691-1-git-send-email-wangnan0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.193.248] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1993 Lines: 54 From: He Kuang Make perf-record command support --vmlinux option if BPF_PROLOGUE is on. 'perf record' needs vmlinux as the source of DWARF info to generate prologue for BPF programs, so path of vmlinux should be specified. Short name 'k' has been taken by 'clockid'. This patch skips the short option name and use '--vmlinux' for vmlinux path. Signed-off-by: He Kuang Signed-off-by: Wang Nan Cc: Alexei Starovoitov Cc: Brendan Gregg Cc: Daniel Borkmann Cc: David Ahern Cc: He Kuang Cc: Jiri Olsa Cc: Kaixu Xia Cc: Masami Hiramatsu Cc: Namhyung Kim Cc: Paul Mackerras Cc: Peter Zijlstra Cc: Zefan Li Cc: pi3orama@163.com Cc: Arnaldo Carvalho de Melo Link: http://lkml.kernel.org/n/1436445342-1402-38-git-send-email-wangnan0@huawei.com --- tools/perf/builtin-record.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index 212718c..8eb39d5 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -1100,6 +1100,10 @@ struct option __record_options[] = { "clang binary to use for compiling BPF scriptlets"), OPT_STRING(0, "clang-opt", &llvm_param.clang_opt, "clang options", "options passed to clang when compiling BPF scriptlets"), +#ifdef HAVE_BPF_PROLOGUE + OPT_STRING(0, "vmlinux", &symbol_conf.vmlinux_name, + "file", "vmlinux pathname"), +#endif #endif OPT_END() }; -- 2.1.0 -- 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/