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 4DF5D277029; Mon, 6 Apr 2026 19:32:22 +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=1775503942; cv=none; b=MrrNCiz7wtJUi6SY1W7G1SCM6t6uOxsmrNAaJ1reew+4AtGE1eoBVTQl6ptlslGE4qKmnbZF6fmQP/3MRBXWuZ7jQQKbJJmIDaGY9dO+vvcpuTtlXiU7WCaOFNhkoYWqi8hg5oscI2s9dTeX3qYYf2XZLHnf5zhsL74mSn6itO8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775503942; c=relaxed/simple; bh=S1NtRgmwq+0XbhEiNinw7Ck9uZDk1ciSXDTvz8fK038=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=drd3fJqYVpy55Ff7h/3fwl97e76qa6xMRAIsHsiZ40yMuBh/WJ6u+ObxzDs9MiyYKuldVXelkXs0W5SwmPMA3P/xmpIfXXYzu42pJRqtf267SJHjCvoirP4K4VNigL0Pwxd1WiZDoAASS6acUSM1upO9xKXJ6L33P+elx6EdMuY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=TZgXA6u/; 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="TZgXA6u/" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0BE19C4CEF7; Mon, 6 Apr 2026 19:32:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1775503942; bh=S1NtRgmwq+0XbhEiNinw7Ck9uZDk1ciSXDTvz8fK038=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=TZgXA6u/Rbx6lf/95MWpUXpuI2+lS6JsMpaLTOjqAAppxZXy9cxUfM3m4nZHoXgci MmRiIXUjP3/joOORsIt3iCmgJpoeOScCPNDPpXaaHRg/YA8YY5T/ZNDKPqY/mniQ9Y rJ3xnZ+Xwa45BAPEaZopp8jUaKPZLi30umCLkATvD3qs4G6rp1axN2uhx12d0TamBP 7nLo0JLUYntAcFMSktSd9rhbyaJY1a18urvKHjqMJWPAqIr2fupe5TyEZDk3xovGul LKv3HhIajyijJO90T3efA6twfKyV0Si/65B5nkygmZsoVbdECwN5g5e+mmLQ4Lubiw 5vdyu0tuILU0g== Date: Mon, 6 Apr 2026 12:32:16 -0700 From: Nathan Chancellor To: Li Wang Cc: nsc@kernel.org, akpm@linux-foundation.org, david@kernel.org, ljs@kernel.org, Liam.Howlett@oracle.com, vbabka@kernel.org, rppt@kernel.org, surenb@google.com, mhocko@suse.com, shuah@kernel.org, linux-mm@kvack.org, linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kbuild@vger.kernel.org Subject: Re: [PATCH v2 0/2] selftests/mm: clean up build output and verbosity Message-ID: <20260406193216.GA1319599@ax162> References: <20260331094402.144131-1-liwang@redhat.com> Precedence: bulk X-Mailing-List: linux-kbuild@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260331094402.144131-1-liwang@redhat.com> On Tue, Mar 31, 2026 at 05:44:00PM +0800, Li Wang wrote: > Currently, the mm selftests build process can be quite noisy. > > First, it leaks raw compiler errors during the liburing feature probe if > the headers are missing, which is confusing since the build system already > handles this gracefully with a clear warning. > > Second, the specific 32-bit and 64-bit compilation targets ignore the > standard kbuild verbosity settings, always printing their full compiler > commands even during a default quiet build. > > Notes: > Andrew mentioned he hopes this patch merge into kbuild tree, so I resend > to linux-kbuild@vger.kernel.org. Kbuild does not maintain anything in tools/, so this should go through either the mm tree or the kselftests tree. > V2: > > - Drop 2/4, 3/4 from v1 to v2, since Andrew wasn't able to confirm the > patch works for the rarely happening issue now, so I decided to just > hand on the process of the parallel issue. > > - Refine the 4/4 patch only to hide compiler errors when missing liburing. > > Li Wang (2): > selftests/mm: respect build verbosity settings for 32/64-bit targets > selftests/mm: suppress compiler error in liburing check > > tools/testing/selftests/mm/Makefile | 9 ++++++--- > tools/testing/selftests/mm/check_config.sh | 2 +- > 2 files changed, 7 insertions(+), 4 deletions(-) > > -- > 2.53.0 >