Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751215AbbEYNGR (ORCPT ); Mon, 25 May 2015 09:06:17 -0400 Received: from mail4.hitachi.co.jp ([133.145.228.5]:47259 "EHLO mail4.hitachi.co.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750939AbbEYNGP (ORCPT ); Mon, 25 May 2015 09:06:15 -0400 Message-ID: <55631E3F.6000607@hitachi.com> Date: Mon, 25 May 2015 22:06:07 +0900 From: Masami Hiramatsu Organization: Hitachi, Ltd., Japan User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: Arnaldo Carvalho de Melo CC: He Kuang , wangnan0@huawei.com, paulus@samba.org, a.p.zijlstra@chello.nl, mingo@redhat.com, namhyung@kernel.org, jolsa@kernel.org, ast@plumgrid.com, dsahern@gmail.com, brendan.d.gregg@gmail.com, daniel@iogearbox.net, lizefan@huawei.com, linux-kernel@vger.kernel.org Subject: Re: Re: [RFC PATCH v2 09/15] perf probe: Support $params without debuginfo References: <1432456091-73384-1-git-send-email-hekuang@huawei.com> <1432456091-73384-10-git-send-email-hekuang@huawei.com> <556190AA.10406@hitachi.com> <5562DE44.4010601@huawei.com> <5563141A.6060407@hitachi.com> <20150525124638.GB17970@kernel.org> In-Reply-To: <20150525124638.GB17970@kernel.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1623 Lines: 48 On 2015/05/25 21:46, Arnaldo Carvalho de Melo wrote: > Em Mon, May 25, 2015 at 09:22:50PM +0900, Masami Hiramatsu escreveu: >> Actually, I'm working on the perf-probe cache enhancement (and it will be perf-cache) >> which allows you to cache the result of debuginfo analysis under buildid-cache. >> So, if the build-id is same on remote machines, you can transfer the cache to the >> remote machine and reuse it. > >> This means you don't need debuginfo in the remote machine unless >> you're using the same binary/bpf. > > I think this should read: > > "This means you don't need debuginfo in the remote machine unless you're > using a _different_ binary/bpf" Oops, right. unless different one, is correct. > > or, alternatively: > > "This means you don't need debuginfo in the remote machine _as long as_ > you're using the same binary bpf" Yes, thanks! > > No? > > - Arnaldo > -- > 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/ > -- Masami HIRAMATSU Linux Technology Research Center, System Productivity Research Dept. Center for Technology Innovation - Systems Engineering Hitachi, Ltd., Research & Development Group E-mail: masami.hiramatsu.pt@hitachi.com -- 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/