From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.16]) (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 BBD611A680F; Fri, 1 May 2026 04:24:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777609493; cv=none; b=t3I6e0ZQk0pWyN93ffHAeM7gsTLnMJmiE1CNAU149lqpKaiHyBJ1fHQGnQSIFXbCsiSHgwqEmMBPhVZXXLeIyXPE0fbdfkxVjduYAimKDfQ72xiERnVr2D07oEHU20/4KSqOl9Q2i6ugNeMJjUluKRRttZW1MtJS4DuQ/anHcZY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777609493; c=relaxed/simple; bh=0qm63Tji5HFhsr4GeAfstyaO3e38YZSWTBq5ykVwRZ0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=V1e+HHtnSaanB+FPD3cZ0hx7Cg4t9c+rkHflDZX2BiYePGTuFDj/lY0aRzbK5FQ4JudOCgBnj8TjxacILRvmNis5KEtRqvMyeFzjg1zczv2THMkieobC357O47eCsY7pDodmPjZUK7TqHdhzlSVCLtC09pQWVbLI5CM36kD1DPQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=JLpMmKO2; arc=none smtp.client-ip=198.175.65.16 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="JLpMmKO2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1777609490; x=1809145490; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=0qm63Tji5HFhsr4GeAfstyaO3e38YZSWTBq5ykVwRZ0=; b=JLpMmKO2DXxwzlhPyM4JzhFfOxqOVqhdDNtOVoOvYE8sak4g2BHsgHoq hzSkegy3gY1eCkrVjhcYCGj/hwgd5xbGAl9kKWgkhGpFy+SQdTSH2370u ZC+pwi7nqt4INRRwZIUZeEmzBKJ4XNEWuUmLHctL7zwFNBYQXZc1A+9Lt LxEO6YJtm4mn6/Ly+xGX6khBaTz+O1LJ6NHGS48+A36VKdmgN586nO1mX jvPYZEdVG8vEj4yOPjhZPTd03M/CQqUNdQLimh+d+YOpi5xh/azMAvHpY xKrJzsKrtSYPQBvOSDXiw7dAZGAu1WWGveztIf49Tv3E0SrobwQbLWrDr g==; X-CSE-ConnectionGUID: NhGSVUwiR7SAbieVtg0VGg== X-CSE-MsgGUID: WdGvn6Z3QcGCoWsBPc90Fg== X-IronPort-AV: E=McAfee;i="6800,10657,11772"; a="78770775" X-IronPort-AV: E=Sophos;i="6.23,209,1770624000"; d="scan'208";a="78770775" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Apr 2026 21:24:49 -0700 X-CSE-ConnectionGUID: z8YWSLMRTF+bGmopC5dLWA== X-CSE-MsgGUID: nITaaxZ7R/Ca+LZ/J3/cwg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,209,1770624000"; d="scan'208";a="233912378" Received: from igk-lkp-server01.igk.intel.com (HELO bdf09bfdbd5f) ([10.211.93.152]) by orviesa010.jf.intel.com with ESMTP; 30 Apr 2026 21:24:45 -0700 Received: from kbuild by bdf09bfdbd5f with local (Exim 4.98.2) (envelope-from ) id 1wIfQg-000000004yP-2jay; Fri, 01 May 2026 04:24:42 +0000 Date: Fri, 1 May 2026 06:24:41 +0200 From: kernel test robot To: Aaron Tomlin , axboe@kernel.dk, rostedt@goodmis.org, mhiramat@kernel.org, mathieu.desnoyers@efficios.com Cc: oe-kbuild-all@lists.linux.dev, bvanassche@acm.org, johannes.thumshirn@wdc.com, kch@nvidia.com, dlemoal@kernel.org, ritesh.list@gmail.com, loberman@redhat.com, neelx@suse.com, sean@ashe.io, mproche@gmail.com, chjohnst@gmail.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Subject: Re: [PATCH v5 2/2] blk-mq: expose tag starvation counts via debugfs Message-ID: <202605010658.UrX2ImE9-lkp@intel.com> References: <20260427020142.358912-3-atomlin@atomlin.com> Precedence: bulk X-Mailing-List: linux-trace-kernel@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: <20260427020142.358912-3-atomlin@atomlin.com> Hi Aaron, kernel test robot noticed the following build errors: [auto build test ERROR on axboe/for-next] [also build test ERROR on trace/for-next riteshharjani/for-next linus/master v7.1-rc1 next-20260430] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Aaron-Tomlin/blk-mq-add-tracepoint-block_rq_tag_wait/20260428-013259 base: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux.git for-next patch link: https://lore.kernel.org/r/20260427020142.358912-3-atomlin%40atomlin.com patch subject: [PATCH v5 2/2] blk-mq: expose tag starvation counts via debugfs config: i386-allnoconfig-bpf (https://download.01.org/0day-ci/archive/20260501/202605010658.UrX2ImE9-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260501/202605010658.UrX2ImE9-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/202605010658.UrX2ImE9-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from ./include/trace/define_trace.h:132, from ./include/trace/events/block.h:726, from block/blk-core.c:45: ./include/trace/events/block.h: In function 'do_trace_event_raw_event_block_rq_tag_wait': >> ./include/trace/events/block.h:255:71: error: expected ':' before ';' token 255 | __entry->dev = q->disk ? disk_devt(q->disk); | ^ ./include/trace/trace_events.h:427:11: note: in definition of macro '__DECLARE_EVENT_CLASS' 427 | { assign; } \ | ^~~~~~ ./include/trace/trace_events.h:435:23: note: in expansion of macro 'PARAMS' 435 | PARAMS(assign), PARAMS(print)) \ | ^~~~~~ ./include/trace/trace_events.h:40:9: note: in expansion of macro 'DECLARE_EVENT_CLASS' 40 | DECLARE_EVENT_CLASS(name, \ | ^~~~~~~~~~~~~~~~~~~ ./include/trace/trace_events.h:44:30: note: in expansion of macro 'PARAMS' 44 | PARAMS(assign), \ | ^~~~~~ ./include/trace/events/block.h:241:1: note: in expansion of macro 'TRACE_EVENT' 241 | TRACE_EVENT(block_rq_tag_wait, | ^~~~~~~~~~~ ./include/trace/events/block.h:254:9: note: in expansion of macro 'TP_fast_assign' 254 | TP_fast_assign( | ^~~~~~~~~~~~~~ In file included from ./include/trace/define_trace.h:133: ./include/trace/events/block.h: In function 'do_perf_trace_block_rq_tag_wait': >> ./include/trace/events/block.h:255:71: error: expected ':' before ';' token 255 | __entry->dev = q->disk ? disk_devt(q->disk); | ^ ./include/trace/perf.h:51:11: note: in definition of macro '__DECLARE_EVENT_CLASS' 51 | { assign; } \ | ^~~~~~ ./include/trace/perf.h:67:23: note: in expansion of macro 'PARAMS' 67 | PARAMS(assign), PARAMS(print)) \ | ^~~~~~ ./include/trace/trace_events.h:40:9: note: in expansion of macro 'DECLARE_EVENT_CLASS' 40 | DECLARE_EVENT_CLASS(name, \ | ^~~~~~~~~~~~~~~~~~~ ./include/trace/trace_events.h:44:30: note: in expansion of macro 'PARAMS' 44 | PARAMS(assign), \ | ^~~~~~ ./include/trace/events/block.h:241:1: note: in expansion of macro 'TRACE_EVENT' 241 | TRACE_EVENT(block_rq_tag_wait, | ^~~~~~~~~~~ ./include/trace/events/block.h:254:9: note: in expansion of macro 'TP_fast_assign' 254 | TP_fast_assign( | ^~~~~~~~~~~~~~ vim +255 ./include/trace/events/block.h 242 243 TP_PROTO(struct request_queue *q, struct blk_mq_hw_ctx *hctx, bool is_sched_tag), 244 245 TP_ARGS(q, hctx, is_sched_tag), 246 247 TP_STRUCT__entry( 248 __field( dev_t, dev ) 249 __field( u32, hctx_id ) 250 __field( u32, nr_tags ) 251 __field( bool, is_sched_tag ) 252 ), 253 254 TP_fast_assign( > 255 __entry->dev = q->disk ? disk_devt(q->disk); 256 __entry->hctx_id = hctx->queue_num; 257 __entry->is_sched_tag = is_sched_tag; 258 259 if (is_sched_tag) 260 __entry->nr_tags = hctx->sched_tags->nr_tags; 261 else 262 __entry->nr_tags = hctx->tags->nr_tags; 263 ), 264 265 TP_printk("%d,%d hctx=%u starved on %s tags (depth=%u)", 266 MAJOR(__entry->dev), MINOR(__entry->dev), 267 __entry->hctx_id, 268 __entry->is_sched_tag ? "scheduler" : "hardware", 269 __entry->nr_tags) 270 ); 271 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki