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X-CSE-ConnectionGUID: ca8Ajj4bSa+/crNu7bEwlQ== X-CSE-MsgGUID: iau5/IEFTQmlusFfQR5z+w== X-IronPort-AV: E=McAfee;i="6800,10657,11679"; a="81705811" X-IronPort-AV: E=Sophos;i="6.21,246,1763452800"; d="scan'208";a="81705811" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 06:26:50 -0800 X-CSE-ConnectionGUID: urOX2XhJQJG4sCfejh0tog== X-CSE-MsgGUID: dSn0a2/0SCi8GKyD8LZLQA== X-ExtLoop1: 1 Received: from smoticic-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.245.225]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 06:26:46 -0800 Date: Thu, 22 Jan 2026 16:26:44 +0200 From: Andy Shevchenko To: David Laight Cc: 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 , Vincent Mailhol , 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> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260122103337.26473d1c@pumpkin> Organization: Intel Finland Oy - BIC 0357606-4 - c/o Alberga Business Park, 6 krs, Bertel Jungin Aukio 5, 02600 Espoo X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 0EBA9A0009 X-Stat-Signature: am6otm86zs75qqtmekdw9tyyjrpjs8pn X-Rspam-User: X-HE-Tag: 1769092011-290689 X-HE-Meta: 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 gKQDFhRh KcieGYJIMntlRSyh0C6N1Xk+IK+xDe9KW8NMt3skPCPPlY9d3ac1LtNjHTSnnHUNY/RWw3k6ZNMf+O/dcGgLJIPtq0YZVHFciyGGym5hpaFxznMJ0z0wEg52fIQSNsJcQGnUu3ddtDKxOImxHVgwaV0cQ+8OS1LJ1r0VMRkPelJeOSjsEBOHbXt0afR25mMFe9SqGGllZ6fgOwtExTW+eEIphEHfVdmV64Iaeh6oic7SNoaq4xiU715IFjmZ2evmLPmINsY8BfCSlKI3pGGRqBRjhG7STwFVawrNdbKJQx8alC2BhWnBoGDjLdcxgfl9eMKvcwh1B5SzwziQ= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 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. -- With Best Regards, Andy Shevchenko