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 BC3B61E519; Mon, 23 Jun 2025 18:14:49 +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=1750702489; cv=none; b=DqR4GU44AbJJ26QJBSt2eXvFBd6YAorQN0wT01Uw1NsSGA0N3rPCg8OF1cdaIdE7jZ7WJEW1e1fd4eXEjW2nBO7R0XtH6MAdy1jDH13dCBs1DFYQtuPVpPsYw6Dfr374I17dsWHCSx/QztFG1N3JdN7iCpqUbixzhu97Dpf8yN0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1750702489; c=relaxed/simple; bh=urwMnBXcD8mJyiYmvRbPoesYOHCCY3+cEnEX0Q7bL7I=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=WnWWvFSUyO+zRXmalCRZhkGwbFVk9z/k2oNvsTni+WB2TB+CGGIdDcTS+syTChInT+RVqzINqSnGsebvZEt4XDnglOPLN9ge7DMPyskVJ8/fVKnTC6Km/kpz2VlbJ0yFY07qlIEoxGucK1y2xzvH2WwsSCWxrTmjY7/UtCmVBiw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KGRoYcKp; 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="KGRoYcKp" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CF7C3C4CEEA; Mon, 23 Jun 2025 18:14:48 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1750702489; bh=urwMnBXcD8mJyiYmvRbPoesYOHCCY3+cEnEX0Q7bL7I=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=KGRoYcKpPs19csIxA2ZU0CdSirvzn2c73cFG9RIOOnBBZpVa3fkWwYMfWj/8Dr25J BlWdBSIOY15A9rpgrCKV64/dpX7i8mvVVNHc1R1ITBs68mF33nwfKfyaaWrl1eAcnI abx1WkQDRVAcSWxTj9CHHa5ctQjwVZsQJIxORyfNNfnT5z0dyyY7ZmFTLFHTg/hNUG Q1Q37wW6EPChJOwpyRSuU1Zm0WBBWr8cOKqMQLYSpB8uh3Gp7uDlVqpNt2dUOjvBFg 80M+ZBAD2P0Kk17ztyEt3K/Hc6tWTHOGnR/zAK1kireFQrP0gtPr696KLr0QokSjZT KggKYh1lt+B6Q== Date: Mon, 23 Jun 2025 11:14:47 -0700 From: Namhyung Kim To: Ian Rogers Cc: Arnaldo Carvalho de Melo , Sebastian Andrzej Siewior , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Jiri Olsa , Adrian Hunter , Kan Liang , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Subject: Re: [PATCH v2 1/2] perf test workload noploop: Name the noploop process Message-ID: References: <20250619002034.97007-1-irogers@google.com> 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=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: On Mon, Jun 23, 2025 at 11:05:41AM -0700, Ian Rogers wrote: > On Mon, Jun 23, 2025 at 10:45 AM Arnaldo Carvalho de Melo > wrote: > > > > On Mon, Jun 23, 2025 at 08:12:47AM -0700, Ian Rogers wrote: > > > On Fri, Jun 20, 2025 at 12:36 PM Namhyung Kim wrote: > > > > I'm afraid it'd introduce a build failure on musl. Please see > > > > > > https://lore.kernel.org/linux-perf-users/20250611092542.F4ooE2FL@linutronix.de/ > > > > > > I think would be enough. > > > > > we could do that but in the glibc man page it says: > > > https://man7.org/linux/man-pages/man2/prctl.2.html > > > ``` > > > #include /* Definition of PR_* constants */ > > > #include > > > ``` > > > > > It'd be nice to think musl was slowly getting fixed. I notice we're > > > > Sebastian reported on the musl libc, its maintainer replied: > > > > https://www.openwall.com/lists/musl/2025/06/12/11 > > Ugh. I'm not sure how we're expected to resolve this and have glibc > and musl be happy without basically not trusting libc. Maybe pthread_setname_np()? It seems musl also implemented it. Thanks, Namhyung