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X-IronPort-AV: E=McAfee;i="6600,9927,10824"; a="407922987" X-IronPort-AV: E=Sophos;i="6.02,230,1688454000"; d="scan'208";a="407922987" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Sep 2023 16:22:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10824"; a="1072150069" X-IronPort-AV: E=Sophos;i="6.02,230,1688454000"; d="scan'208";a="1072150069" Received: from lkp-server02.sh.intel.com (HELO e0b2ea88afd5) ([10.239.97.151]) by fmsmga005.fm.intel.com with ESMTP; 05 Sep 2023 16:22:27 -0700 Received: from kbuild by e0b2ea88afd5 with local (Exim 4.96) (envelope-from ) id 1qdfNJ-0002Bw-0Q; Tue, 05 Sep 2023 23:22:25 +0000 Date: Wed, 6 Sep 2023 07:21:54 +0800 From: kernel test robot To: Peter Xu , linux-kernel@vger.kernel.org, linux-mm@kvack.org Cc: oe-kbuild-all@lists.linux.dev, Anish Moorthy , Axel Rasmussen , Alexander Viro , Mike Kravetz , Peter Zijlstra , Andrew Morton , Linux Memory Management List , Mike Rapoport , Christian Brauner , peterx@redhat.com, linux-fsdevel@vger.kernel.org, Andrea Arcangeli , Ingo Molnar , James Houghton , Nadav Amit Subject: Re: [PATCH 2/7] poll: Add a poll_flags for poll_queue_proc() Message-ID: <202309060752.FQUjUmGA-lkp@intel.com> References: <20230905214235.320571-3-peterx@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230905214235.320571-3-peterx@redhat.com> X-Rspamd-Queue-Id: 27D7A160006 X-Rspam-User: X-Stat-Signature: jb3cjdnidu6hsw979aq7owwaaf7oxgws X-Rspamd-Server: rspam01 X-HE-Tag: 1693956152-838180 X-HE-Meta: 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 H8uUPK8J 5S9yYQp7ZzSlsat8BKsZkXgFyc9olycOOArslZw6wzfaRnev5zfguK6xqVBBAp7ATxkbgKXKa1/ugMFcuQZibA20zx0bujzf4W61HJsmRD/W5BCayrkMlX2GSMtNSUbBScbHN92GNmdbHY/U+zG7MxraMYjkpckkLnRmLA3ZGo5y+OdrT8OTV8dpraUwoHHICg4GShXhlcskZ29cQFoJLiOzdp7ChhtvyiuMjm+xAUM/PmXtvgBpan03Necqw2fM5TYOYc72fHS4tw5JT+n7Uh/oXc23sB/ymiqvJBIAtfoittMzplDbe0OhKPy/eSNv4ELDLz7ZVyRNJasNkWQAG5rD71EZZLqk3y/IZraW3FUyo5UFUGKtxlmBTr1Vg4AmCCl8T1/3PKC0s2AOBg93JcdE3I9kg6tJycCm0N62nwnNI08iCoHlAn2hSw796zDrbBZC5 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: Hi Peter, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Peter-Xu/mm-userfaultfd-Make-uffd-read-wait-event-exclusive/20230906-054430 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20230905214235.320571-3-peterx%40redhat.com patch subject: [PATCH 2/7] poll: Add a poll_flags for poll_queue_proc() config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20230906/202309060752.FQUjUmGA-lkp@intel.com/config) compiler: m68k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230906/202309060752.FQUjUmGA-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202309060752.FQUjUmGA-lkp@intel.com/ All warnings (new ones prefixed by >>): >> net/9p/trans_fd.c:555: warning: Function parameter or member 'flags' not described in 'p9_pollwait' vim +555 net/9p/trans_fd.c 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 542 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 543 /** 5503ac565998837 Eric Van Hensbergen 2008-10-13 544 * p9_pollwait - add poll task to the wait queue 5503ac565998837 Eric Van Hensbergen 2008-10-13 545 * @filp: file pointer being polled 5503ac565998837 Eric Van Hensbergen 2008-10-13 546 * @wait_address: wait_q to block on 5503ac565998837 Eric Van Hensbergen 2008-10-13 547 * @p: poll state ee443996a35c1e0 Eric Van Hensbergen 2008-03-05 548 * 5503ac565998837 Eric Van Hensbergen 2008-10-13 549 * called by files poll operation to add v9fs-poll task to files wait queue 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 550 */ ee443996a35c1e0 Eric Van Hensbergen 2008-03-05 551 5503ac565998837 Eric Van Hensbergen 2008-10-13 552 static void 14649d7d7806aba Peter Xu 2023-09-05 553 p9_pollwait(struct file *filp, wait_queue_head_t *wait_address, poll_table *p, 14649d7d7806aba Peter Xu 2023-09-05 554 poll_flags flags) 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 @555 { 5503ac565998837 Eric Van Hensbergen 2008-10-13 556 struct p9_conn *m = container_of(p, struct p9_conn, pt); 5503ac565998837 Eric Van Hensbergen 2008-10-13 557 struct p9_poll_wait *pwait = NULL; 5503ac565998837 Eric Van Hensbergen 2008-10-13 558 int i; 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 559 5503ac565998837 Eric Van Hensbergen 2008-10-13 560 for (i = 0; i < ARRAY_SIZE(m->poll_wait); i++) { 5503ac565998837 Eric Van Hensbergen 2008-10-13 561 if (m->poll_wait[i].wait_addr == NULL) { 5503ac565998837 Eric Van Hensbergen 2008-10-13 562 pwait = &m->poll_wait[i]; 5503ac565998837 Eric Van Hensbergen 2008-10-13 563 break; 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 564 } 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 565 } 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 566 5503ac565998837 Eric Van Hensbergen 2008-10-13 567 if (!pwait) { 5d3851530d6d685 Joe Perches 2011-11-28 568 p9_debug(P9_DEBUG_ERROR, "not enough wait_address slots\n"); 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 569 return; 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 570 } 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 571 5503ac565998837 Eric Van Hensbergen 2008-10-13 572 pwait->conn = m; 5503ac565998837 Eric Van Hensbergen 2008-10-13 573 pwait->wait_addr = wait_address; 5503ac565998837 Eric Van Hensbergen 2008-10-13 574 init_waitqueue_func_entry(&pwait->wait, p9_pollwake); 5503ac565998837 Eric Van Hensbergen 2008-10-13 575 add_wait_queue(wait_address, &pwait->wait); 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 576 } 8a0dc95fd976a05 Eric Van Hensbergen 2008-02-06 577 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki