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X-CSE-ConnectionGUID: dMimBpMlTHCLeUQYcCXVWg== X-CSE-MsgGUID: A4u3SzydSiKyVIVachceOw== X-IronPort-AV: E=McAfee;i="6800,10657,11527"; a="57792179" X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="57792179" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Aug 2025 08:40:04 -0700 X-CSE-ConnectionGUID: 9k0W7MGIS3G85O+9jphhGw== X-CSE-MsgGUID: WNSp3JQsQ9C45o1KDg8vxA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,302,1747724400"; d="scan'208";a="168675856" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa010.fm.intel.com with ESMTP; 19 Aug 2025 08:40:00 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1uoORJ-000H4V-24; Tue, 19 Aug 2025 15:39:57 +0000 Date: Tue, 19 Aug 2025 23:39:16 +0800 From: kernel test robot To: Xiang Gao , akpm@linux-foundation.org, david@redhat.com Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, lorenzo.stoakes@oracle.com, Liam.Howlett@oracle.com, vbabka@suse.cz, rppt@kernel.org, surenb@google.com, mhocko@suse.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, gaoxiang17 Subject: Re: [PATCH] mm/cma: add available_count and total count in trace_cma_alloc_start Message-ID: <202508192304.gauRFPJE-lkp@intel.com> References: <20250819032654.4345-1-gxxa03070307@gmail.com> Precedence: bulk X-Mailing-List: linux-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: <20250819032654.4345-1-gxxa03070307@gmail.com> Hi Xiang, 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/Xiang-Gao/mm-cma-add-available_count-and-total-count-in-trace_cma_alloc_start/20250819-112831 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250819032654.4345-1-gxxa03070307%40gmail.com patch subject: [PATCH] mm/cma: add available_count and total count in trace_cma_alloc_start config: x86_64-buildonly-randconfig-002-20250819 (https://download.01.org/0day-ci/archive/20250819/202508192304.gauRFPJE-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250819/202508192304.gauRFPJE-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/202508192304.gauRFPJE-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from mm/cma.c:31: In file included from include/trace/events/cma.h:138: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:256: >> include/trace/events/cma.h:65:5: warning: format specifies type 'unsigned int' but the argument has type 'unsigned long' [-Wformat] 39 | 40 | TP_fast_assign( | ~~~~~~~~~~~~~~~ 41 | __assign_str(name); | ~~~~~~~~~~~~~~~~~~~ 42 | __entry->count = request_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 43 | __entry->available_count = available_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 44 | __entry->total_count = total_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 45 | __entry->align = align; | ~~~~~~~~~~~~~~~~~~~~~~~ 46 | ), | ~~ 47 | 48 | TP_printk("name=%s count=%lu align=%u", | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | %lu 49 | __get_str(name), | ~~~~~~~~~~~~~~~~ 50 | __entry->request_count, | ~~~~~~~~~~~~~~~~~~~~~~~ 51 | __entry->available_count, | ^~~~~~~~~~~~~~~~~~~~~~~~~ 52 | __entry->total_count, | ~~~~~~~~~~~~~~~~~~~~~ 53 | __entry->align) | ~~~~~~~~~~~~~~~ 54 | ); | ~ include/trace/stages/stage3_trace_output.h:6:17: note: expanded from macro '__entry' 6 | #define __entry field | ^ include/trace/stages/stage3_trace_output.h:9:43: note: expanded from macro 'TP_printk' 9 | #define TP_printk(fmt, args...) fmt "\n", args | ~~~ ^ include/trace/trace_events.h:45:16: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 41 | PARAMS(proto), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 42 | PARAMS(args), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 43 | PARAMS(tstruct), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 44 | PARAMS(assign), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 45 | PARAMS(print)); \ | ~~~~~~~^~~~~~~ include/linux/tracepoint.h:139:25: note: expanded from macro 'PARAMS' 139 | #define PARAMS(args...) args | ^~~~ include/trace/trace_events.h:219:27: note: expanded from macro 'DECLARE_EVENT_CLASS' 219 | trace_event_printf(iter, print); \ | ^~~~~ In file included from mm/cma.c:31: In file included from include/trace/events/cma.h:138: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:256: >> include/trace/events/cma.h:66:5: warning: data argument not used by format string [-Wformat-extra-args] 39 | 40 | TP_fast_assign( | ~~~~~~~~~~~~~~~ 41 | __assign_str(name); | ~~~~~~~~~~~~~~~~~~~ 42 | __entry->count = request_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 43 | __entry->available_count = available_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 44 | __entry->total_count = total_count; | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 45 | __entry->align = align; | ~~~~~~~~~~~~~~~~~~~~~~~ 46 | ), | ~~ 47 | 48 | TP_printk("name=%s count=%lu align=%u", | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 49 | __get_str(name), | ~~~~~~~~~~~~~~~~ 50 | __entry->request_count, | ~~~~~~~~~~~~~~~~~~~~~~~ 51 | __entry->available_count, | ~~~~~~~~~~~~~~~~~~~~~~~~~ 52 | __entry->total_count, | ^~~~~~~~~~~~~~~~~~~~~ 53 | __entry->align) | ~~~~~~~~~~~~~~~ 54 | ); | ~ include/trace/stages/stage3_trace_output.h:6:17: note: expanded from macro '__entry' 6 | #define __entry field | ^ include/trace/stages/stage3_trace_output.h:9:43: note: expanded from macro 'TP_printk' 9 | #define TP_printk(fmt, args...) fmt "\n", args | ^ include/trace/trace_events.h:45:16: note: expanded from macro 'TRACE_EVENT' 40 | DECLARE_EVENT_CLASS(name, \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 41 | PARAMS(proto), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 42 | PARAMS(args), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 43 | PARAMS(tstruct), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 44 | PARAMS(assign), \ | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 45 | PARAMS(print)); \ | ~~~~~~~^~~~~~~ include/linux/tracepoint.h:139:25: note: expanded from macro 'PARAMS' 139 | #define PARAMS(args...) args | ^ include/trace/trace_events.h:219:27: note: expanded from macro 'DECLARE_EVENT_CLASS' 219 | trace_event_printf(iter, print); \ | ^~~~~ In file included from mm/cma.c:31: In file included from include/trace/events/cma.h:138: In file included from include/trace/define_trace.h:132: In file included from include/trace/trace_events.h:468: include/trace/events/cma.h:56:12: error: no member named 'count' in 'struct trace_event_raw_cma_alloc_start' 56 | __entry->count = request_count; | ~~~~~~~ ^ include/trace/stages/stage6_event_callback.h:133:33: note: expanded from macro 'TP_fast_assign' 133 | #define TP_fast_assign(args...) args | ^~~~ include/trace/trace_events.h:44:16: note: expanded from macro 'TRACE_EVENT' 44 | PARAMS(assign), \ | ^~~~~~ include/linux/tracepoint.h:139:25: note: expanded from macro 'PARAMS' 139 | #define PARAMS(args...) args | ^~~~ include/trace/trace_events.h:435:16: note: expanded from macro 'DECLARE_EVENT_CLASS' 435 | PARAMS(assign), PARAMS(print)) \ | ^~~~~~ include/linux/tracepoint.h:139:25: note: expanded from macro 'PARAMS' 139 | #define PARAMS(args...) args | ^~~~ include/trace/trace_events.h:427:4: note: expanded from macro '\ __DECLARE_EVENT_CLASS' 427 | { assign; } \ | ^~~~~~ In file included from mm/cma.c:31: In file included from include/trace/events/cma.h:138: In file included from include/trace/define_trace.h:133: In file included from include/trace/perf.h:110: include/trace/events/cma.h:56:12: error: no member named 'count' in 'struct trace_event_raw_cma_alloc_start' 56 | __entry->count = request_count; | ~~~~~~~ ^ include/trace/stages/stage6_event_callback.h:133:33: note: expanded from macro 'TP_fast_assign' 133 | #define TP_fast_assign(args...) args | ^~~~ include/trace/trace_events.h:44:16: note: expanded from macro 'TRACE_EVENT' 44 | PARAMS(assign), \ | ^~~~~~ include/linux/tracepoint.h:139:25: note: expanded from macro 'PARAMS' 139 | #define PARAMS(args...) args | ^~~~ include/trace/perf.h:67:16: note: expanded from macro 'DECLARE_EVENT_CLASS' 67 | PARAMS(assign), PARAMS(print)) \ | ^~~~~~ vim +65 include/trace/events/cma.h 40 41 TP_PROTO(const char *name, unsigned long request_count, unsigned long available_count, 42 unsigned long total_count, unsigned int align), 43 44 TP_ARGS(name, request_count, available_count, total_count, align), 45 46 TP_STRUCT__entry( 47 __string(name, name) 48 __field(unsigned long, request_count) 49 __field(unsigned long, available_count) 50 __field(unsigned long, total_count) 51 __field(unsigned int, align) 52 ), 53 54 TP_fast_assign( 55 __assign_str(name); 56 __entry->count = request_count; 57 __entry->available_count = available_count; 58 __entry->total_count = total_count; 59 __entry->align = align; 60 ), 61 62 TP_printk("name=%s count=%lu align=%u", 63 __get_str(name), 64 __entry->request_count, > 65 __entry->available_count, > 66 __entry->total_count, 67 __entry->align) 68 ); 69 70 TRACE_EVENT(cma_alloc_finish, 71 72 TP_PROTO(const char *name, unsigned long pfn, const struct page *page, 73 unsigned long count, unsigned int align, int errorno), 74 75 TP_ARGS(name, pfn, page, count, align, errorno), 76 77 TP_STRUCT__entry( 78 __string(name, name) 79 __field(unsigned long, pfn) 80 __field(const struct page *, page) 81 __field(unsigned long, count) 82 __field(unsigned int, align) 83 __field(int, errorno) 84 ), 85 86 TP_fast_assign( 87 __assign_str(name); 88 __entry->pfn = pfn; 89 __entry->page = page; 90 __entry->count = count; 91 __entry->align = align; 92 __entry->errorno = errorno; 93 ), 94 95 TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u errorno=%d", 96 __get_str(name), 97 __entry->pfn, 98 __entry->page, 99 __entry->count, 100 __entry->align, 101 __entry->errorno) 102 ); 103 104 TRACE_EVENT(cma_alloc_busy_retry, 105 106 TP_PROTO(const char *name, unsigned long pfn, const struct page *page, 107 unsigned long count, unsigned int align), 108 109 TP_ARGS(name, pfn, page, count, align), 110 111 TP_STRUCT__entry( 112 __string(name, name) 113 __field(unsigned long, pfn) 114 __field(const struct page *, page) 115 __field(unsigned long, count) 116 __field(unsigned int, align) 117 ), 118 119 TP_fast_assign( 120 __assign_str(name); 121 __entry->pfn = pfn; 122 __entry->page = page; 123 __entry->count = count; 124 __entry->align = align; 125 ), 126 127 TP_printk("name=%s pfn=0x%lx page=%p count=%lu align=%u", 128 __get_str(name), 129 __entry->pfn, 130 __entry->page, 131 __entry->count, 132 __entry->align) 133 ); 134 135 #endif /* _TRACE_CMA_H */ 136 137 /* This part must be outside protection */ > 138 #include -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki