Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753332AbbFLFgy (ORCPT ); Fri, 12 Jun 2015 01:36:54 -0400 Received: from szxga02-in.huawei.com ([119.145.14.65]:11213 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753257AbbFLFgp (ORCPT ); Fri, 12 Jun 2015 01:36:45 -0400 From: Wang Nan To: , , , , , , , , , , CC: , , , , Subject: [RFC PATCH v7 37/37] perf record: Add clang options for compiling BPF scripts Date: Fri, 12 Jun 2015 05:35:45 +0000 Message-ID: <1434087345-127225-38-git-send-email-wangnan0@huawei.com> X-Mailer: git-send-email 1.8.3.4 In-Reply-To: <1434087345-127225-1-git-send-email-wangnan0@huawei.com> References: <1434087345-127225-1-git-send-email-wangnan0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.107.197.200] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1518 Lines: 43 Although previous patch allows setting BPF compiler related options in perfconfig, on some ad-hoc situation it still requires passing options through cmdline. This patch introduces 2 options to 'perf record' for this propose: --clang-path and --clang-opt. Signed-off-by: Wang Nan --- tools/perf/builtin-record.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c index c15865f..3ec8cee 100644 --- a/tools/perf/builtin-record.c +++ b/tools/perf/builtin-record.c @@ -30,6 +30,7 @@ #include "util/auxtrace.h" #include "util/parse-branch-options.h" #include "util/bpf-loader.h" +#include "util/llvm-utils.h" #include #include @@ -1068,6 +1069,12 @@ struct option __record_options[] = { parse_clockid), OPT_STRING_OPTARG('S', "snapshot", &record.opts.auxtrace_snapshot_opts, "opts", "AUX area tracing Snapshot Mode", ""), +#ifdef HAVE_LIBBPF_SUPPORT" + OPT_STRING(0, "clang-path", &llvm_param.clang_path, "clang path", + "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"), +#endif OPT_END() }; -- 1.8.3.4 -- 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/