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 EEA9B14EC62; Wed, 23 Oct 2024 20:22:45 +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=1729714966; cv=none; b=Ukb+/ryc+kOLHYRUrQ6ig3fZc4SjJchxKneLSmWc+sRDGAFAnQgseNz1aU5H/n+nnW8sEO3CqHRHaOMqLYaG3rzsfXYgF3AH6xwrK5SpkazBEFIe7p4+o4DYWbjZQXv13ruNTGG0tGunsECoSKJnZHgdUit4ir2a7xVhh1h5uxk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1729714966; c=relaxed/simple; bh=NQslc/lH5EPvA7LJuUKYCsOwiKhMc9jkkn/XFJCsQKg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=M0vU1zqe/7qaSvcMQfWoSCwMDHqKOAG55ziJxTXAOaVfriindKoqN3+6CG1EpFNeaagYh/5om+qL71V2k9V9sVPxkAYWHU2f6mSNF9oUA1WrS3AJyPezenZsQsocaFuTeWQshf7q84y/mDou2EFRolao0RbevcmssiYMkPAdTbE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=er0d/802; 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="er0d/802" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6EDC4C4CEC6; Wed, 23 Oct 2024 20:22:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1729714965; bh=NQslc/lH5EPvA7LJuUKYCsOwiKhMc9jkkn/XFJCsQKg=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=er0d/802FhraM0Iw950OJhfpnfBMJjk/V/MgsZlVGbjfbypZY7fBszRk+WACF30mP A8bGfc9bJSe0KIa0U4cET0gFs7fibWMeFRNko+xZ6WFQOr5KOwaxXKHWxdmwmyheSe M28an9obemOM8Z/r47wkHAE8hFXDe2QDMSNri0lx+tMKpCYkadPCGOqNGZXoTxWiVi BihGRJBOjU8EYn1zL0FamypFAbPSg0XhhSzUGNWtgTPh43p3G7FTwHVCKQv91iz5h8 3i47mOpFHXsXw8v3Z3FYUBQ8wq1f0iddQriDswQw51OMcesqAd/PnsN7rRzxH2k/4y B+MN6IocCNSnA== Received: by paulmck-ThinkPad-P17-Gen-1.home (Postfix, from userid 1000) id 0D0FBCE0EE1; Wed, 23 Oct 2024 13:22:45 -0700 (PDT) Date: Wed, 23 Oct 2024 13:22:45 -0700 From: "Paul E. McKenney" To: Linus Torvalds Cc: Christoph Hellwig , Sasha Levin , Kees Cook , ksummit@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: linus-next: improving functional testing for to-be-merged pull requests Message-ID: <7c66ff8d-f139-4cf7-b477-d0179c62f922@paulmck-laptop> Reply-To: paulmck@kernel.org References: <792F4759-EA33-48B8-9AD0-FA14FA69E86E@kernel.org> <10b0cb74-2068-4819-ac91-fcf98ca8d96c@paulmck-laptop> Precedence: bulk X-Mailing-List: ksummit@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: On Wed, Oct 23, 2024 at 12:24:05PM -0700, Linus Torvalds wrote: > On Wed, 23 Oct 2024 at 11:37, Paul E. McKenney wrote: > > > > Functional testing? > > Yes. Things like the stuff that Guenter does every -rc, and that > invariably finds several issues every single merge window. > > Like actually booting up the kernel on multiple different odd > architectures. But also much more complex things than just running a > torture test for a very small piece of the kernel. > > The same way linux-next does the build testing on many different > architectures, and that often finds things that developers missed > simply because the bulk of developers are still purely on x86-64. Fair point, my testing is still strictly x86-64. Thanx, Paul