From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AD42B1EEE6; Fri, 2 May 2025 16:33:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746203592; cv=none; b=k1qSjRGFLO/E994j067aTQzGOtXS0siK1ZBlQt71SDAlNwY+67GS98I0LVE45kGtp8/RCNPluCxvkEJEd8m+4LXGWZemWsvlEho4ef1gKTjqrutDQragyDhzItSK1/lSNVXL4oM/WC7aQ63l73kds8+cZ+XKyqx+19gyn0+wnfg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1746203592; c=relaxed/simple; bh=gGhrIz8xXo4FBtKTWnukSWjz2WxOsCyy6kCNnvJY+Hs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=N4ewGe11c8YiChraAT8p2HccI7VRvVjZipXc5XtCRz/NUoOhlLA1/xcy/X5/VG0BJ4qO6FtT4vE8+TE7cTxEy/k8zQRS0VKsZT+lHDh5DGS1Y+FMk5diIgkMVo4/gvXb1ofytbZ6VgVcJXL9T+gR8jvsz6ts4UWiSrx42fw5jMw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=HAo+Oz9P; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="HAo+Oz9P" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE99BC4CEE4; Fri, 2 May 2025 16:33:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1746203590; bh=gGhrIz8xXo4FBtKTWnukSWjz2WxOsCyy6kCNnvJY+Hs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=HAo+Oz9Pq0jIsklcz19DgnsHi3Xz2doGqzmqbED0UXb3ZJFccvU1w3YiY3eesIXdl SPikIGJckbVCRZhIT0LdaDgGbJC4h1ch7B3kPv+KPS3zXhamj07grm0mVAJTvb9sFT VFjG0LtD/m+PIJ3nj83FoiU3bZHzqw9DHCycX2JrelZ99uVtT7ZUUSQhM123boZsLP GYYacEOwVmHwCPwUc0pKzjh1RZJCFUTHQxu6/r5nkgHBi8LamfB+qADWsmyl+SH0cn plCETHnmpGCVoCBmQN2/PGqmoQRmWAcCDpKVepn7HsnKrgLNjANwtRAehWTB7YgDMA ep7Xju5+0kugw== Date: Fri, 2 May 2025 13:33:07 -0300 From: Arnaldo Carvalho de Melo To: Thomas =?iso-8859-1?Q?Wei=DFschuh?= Cc: Masahiro Yamada , Adrian Hunter , Ian Rogers , James Clark , Jiri Olsa , Kan Liang , Ravi Bangoria , Joe Mario , Namhyung Kim , Linux Kernel Mailing List , linux-perf-users@vger.kernel.org Subject: Re: DW_AT_comp_dir and O= usage not working with objdump -dS, perf probe, etc Message-ID: References: <8046e5bb-06d4-47dd-ad08-deef63a7e734@t-8ch.de> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <8046e5bb-06d4-47dd-ad08-deef63a7e734@t-8ch.de> On Thu, May 01, 2025 at 08:59:39AM +0200, Thomas Weißschuh wrote: > Hi Arnaldo, > > On 2025-04-30 20:34:34-0300, Arnaldo Carvalho de Melo wrote: > > I noticed recently while testing some other patches that > > disassembling with objdump -dS didn't work when building the kernel with > > O= as it sets it to the build dir, not to where the sources are, for > > instance: > > > > > I haven't checked, ran out of time today, but I think this may be > > involved: > > > > commit 97282e6d380db8a07120fe1b794ac969ee4a3b5c > > Author: Thomas Weißschuh > > Date: Sat Mar 22 10:03:16 2025 +0100 > > > > x86: drop unnecessary prefix map configuration > > It should be caused by this one: > > commit cacd22ce69585a91c386243cd662ada962431e63 > Author: Thomas Weißschuh > Date: Sat Mar 15 14:20:14 2025 +0100 > > kbuild: make all file references relative to source root > > > There is already another report about objdump here: > https://lore.kernel.org/lkml/aBEttQH4kimHFScx@intel.com/ > > Let's continue the discussion there. Thanks, I'll follow that discussion then. - Arnaldo