From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.11]) (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 951333043A4; Fri, 23 Jan 2026 08:11:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769155889; cv=none; b=Am94gd0X/Dnx93w8ejQo0rooWA27gGR+hs+7/zknDr6s5yDdF3698pK/Kj08xMKJiKFUwKn2D8qsxwXDjZcMHgnvoPfKqq3/6NfVTejwW7xLKqYodjGefuT7OF+hWTvS47oBFM5IhCDXUX6DNFOYB53o0EniKVoffOwxD6Se9Wo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769155889; c=relaxed/simple; bh=QtOiRkTP425/4cQrafxcluo4JRBRv0NYekdLhguDDwg=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=BkybrJKfg0XV3tjbVWMBQRnmo+4LyFLy4BXzkMQzm3ioSEDGmNY4E2fw0ioNncjAg4xsH3pV0bPS3jh/EY8VAXb7FO51rNFhHTtDo2zrf3RLmM27Rx0M5tVHtiaklrCRaE6E7d0Ku9n+0LllKvMjv0QXo6MrP0iW5tC31z6JrCo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ELduKjBh; arc=none smtp.client-ip=192.198.163.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ELduKjBh" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769155888; x=1800691888; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=QtOiRkTP425/4cQrafxcluo4JRBRv0NYekdLhguDDwg=; b=ELduKjBh8IN3MPqYTz9puIqGa9UUv6v9THu74VN/c3CfnTtmqPCyy5Ml ONoMRgegkxFXIpQTNgKkWc013ToLy6zJLiEWMQJNEawrLI/SlUWWvIpjN 35uakH2cny2FxdomsSJDJAiA167QPDxqPyTPdMyH4wevXj0fOWQhSVQms s0RmXJvnvMQEGxvFx54n3Ygs2UPObX58vepwE8xDwQ4lsguigD4XzDFe1 ubFSJbUoesUMvNHlnYLBSd2IeccHe46HB7mhS+8RZHPfJT0Ck6ssWvc8z Si6HzIi4XIApD0tV7vz/ssKMWfAzqC7Mwu+aX4D3siKzfqx4AFNyjc7BB A==; X-CSE-ConnectionGUID: qpb4bXkiQFehiUy24bzHGQ== X-CSE-MsgGUID: muEodgupS7yz7ZcFwBBQEw== X-IronPort-AV: E=McAfee;i="6800,10657,11679"; a="81036906" X-IronPort-AV: E=Sophos;i="6.21,248,1763452800"; d="scan'208";a="81036906" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2026 00:11:27 -0800 X-CSE-ConnectionGUID: D/r5puBYQOWiTSqaAXqqnw== X-CSE-MsgGUID: 5+oXIWBBQqCxe61TIqyuEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,248,1763452800"; d="scan'208";a="206786060" Received: from rvuia-mobl.ger.corp.intel.com (HELO localhost) ([10.245.244.112]) by orviesa009-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 23 Jan 2026 00:11:21 -0800 Date: Fri, 23 Jan 2026 10:11:19 +0200 From: Andy Shevchenko To: Vincent Mailhol Cc: Philip Li , Chris Li , Al Viro , David Laight , kernel test robot , Nathan Chancellor , Greg Kroah-Hartman , Thomas Gleixner , Peter Zijlstra , Ingo Molnar , Mathieu Desnoyers , Arnd Bergmann , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Yury Norov , Jani Nikula , Kees Cook , Andrew Morton , oe-kbuild-all@lists.linux.dev, Linux Memory Management List Subject: Re: [PATCH next 11/14] bit: Strengthen compile-time tests in GENMASK() and BIT() Message-ID: References: <20260121145731.3623-12-david.laight.linux@gmail.com> <202601221237.soiAkwkN-lkp@intel.com> <20260122103337.26473d1c@pumpkin> Precedence: bulk X-Mailing-List: linux-arch@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: Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo On Fri, Jan 23, 2026 at 09:01:04AM +0100, Vincent Mailhol wrote: > Adding the relevant parties to the discussion: > > +To: Al Viro > +To: Chris Li > > On 23/01/2026 at 02:25, Philip Li wrote: > > On Thu, Jan 22, 2026 at 04:26:44PM +0200, Andy Shevchenko wrote: > >> On Thu, Jan 22, 2026 at 10:33:37AM +0000, David Laight wrote: > >>> On Thu, 22 Jan 2026 12:41:22 +0800 > >>> kernel test robot wrote: > >> > >>>> sparse warnings: (new ones prefixed by >>) > >>>> kernel/kthread.c: note: in included file (through include/linux/bitmap.h, include/linux/cpumask.h, arch/mips/include/asm/processor.h, ...): > >>>>>> include/linux/find.h:209:45: sparse: sparse: Variable length array is used. > >>> > >>> Can we stop sparse complaining about sizeof(VLA) ? > >> > >> First of all, the LKP should install the fork of sparse by Al Viro. That will > >> fix tons of warnings that are related to modules and speed up the process > >> itself. > > > > Thanks Andy, i will switch to the repo from Al Viro for sparse. > > Al Viro's fork just adds 8 commit on top of the upstream sparse repo. > Wouldn't it be possible to just merge those? Ideally yes, but you also should kick the distro's asses to update it, and the sparse should bump its version... > That would be much less confusing. Seems Al become a sparse maintainer de facto :-) -- With Best Regards, Andy Shevchenko