From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751383AbcL2VSg (ORCPT ); Thu, 29 Dec 2016 16:18:36 -0500 Received: from mga04.intel.com ([192.55.52.120]:35635 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbcL2VSe (ORCPT ); Thu, 29 Dec 2016 16:18:34 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.33,428,1477983600"; d="gz'50?scan'50,208,50";a="47643514" Date: Fri, 30 Dec 2016 05:17:37 +0800 From: kbuild test robot To: Waiman Long Cc: kbuild-all@01.org, Thomas Gleixner , Ingo Molnar , Peter Zijlstra , Jonathan Corbet , linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org, Arnaldo Carvalho de Melo , Davidlohr Bueso , Mike Galbraith , Scott J Norton , Waiman Long Subject: Re: [PATCH v4 07/20] futex: Introduce throughput-optimized (TP) futexes Message-ID: <201612300517.3I5d1nmt%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="8t9RHnE3ZwKMSgU+" Content-Disposition: inline In-Reply-To: <1483028026-10305-8-git-send-email-longman@redhat.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: fengguang.wu@intel.com X-SA-Exim-Scanned: No (on bee); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --8t9RHnE3ZwKMSgU+ Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Waiman, [auto build test WARNING on linus/master] [also build test WARNING on v4.10-rc1 next-20161224] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Waiman-Long/futex-Introducing-throughput-optimized-TP-futexes/20161230-020021 reproduce: make htmldocs All warnings (new ones prefixed by >>): >> kernel/futex.c:3419: warning: No description found for parameter 'uaddr' >> kernel/futex.c:3419: warning: No description found for parameter 'vpid' >> kernel/futex.c:3419: warning: No description found for parameter 'puval' >> kernel/futex.c:3419: warning: No description found for parameter 'waiter' kernel/futex.c:3456: warning: No description found for parameter 'uaddr' kernel/futex.c:3456: warning: No description found for parameter 'vpid' kernel/futex.c:3456: warning: No description found for parameter 'puval' vim +/uaddr +3419 kernel/futex.c 3403 * The HB fs_lock should NOT be held while calling this function. 3404 * The flag bits are ignored in the trylock. 3405 * 3406 * If waiter is true 3407 * then 3408 * don't preserve the flag bits; 3409 * else 3410 * preserve the flag bits 3411 * endif 3412 * 3413 * Return: 1 if lock acquired; 3414 * 0 if lock acquisition failed; 3415 * -EFAULT if an error happened. 3416 */ 3417 static inline int futex_trylock(u32 __user *uaddr, const u32 vpid, u32 *puval, 3418 const bool waiter) > 3419 { 3420 u32 uval, flags = 0; 3421 3422 if (unlikely(get_futex_value(puval, uaddr))) 3423 return -EFAULT; 3424 3425 uval = *puval; 3426 3427 if (uval & FUTEX_TID_MASK) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation --8t9RHnE3ZwKMSgU+ Content-Type: application/gzip Content-Disposition: attachment; filename=".config.gz" Content-Transfer-Encoding: base64 H4sICHhzZVgAAy5jb25maWcAjFxbc9s4sn6fX8GaOQ+ZqjOJb/F46pQfIBAUMSIJhiAl2S8s RZYTVWzJq8tM8u9PN0CKt4ayW7W7Mbpx78vXjaZ+++U3jx0P29fFYb1cvLz88L6sNqvd4rB6 8p7XL6v/83zlJSr3hC/z98AcrTfH7x/W13e33s37y4v3F3/slpfeZLXbrF48vt08r78coft6 u/nlN2DnKgnkuLy9GcncW++9zfbg7VeHX6r2+d1teX11/6P1d/OHTHSeFTyXKil9wZUvsoao ijwt8jJQWczy+19XL8/XV3/gsn6tOVjGQ+gX2D/vf13sll8/fL+7/bA0q9ybTZRPq2f796lf pPjEF2mpizRVWd5MqXPGJ3nGuBjS4rho/jAzxzFLyyzxS9i5LmOZ3N+do7P5/eUtzcBVnLL8 p+N02DrDJUL4pR6XfszKSCTjPGzWOhaJyCQvpWZIHxLCmZDjMO/vjj2UIZuKMuVl4POGms20 iMs5D8fM90sWjVUm8zAejstZJEcZywXcUcQeeuOHTJc8LcoMaHOKxngoykgmcBfyUTQcZlFa 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