From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 B6F31285C8C; Sat, 18 Oct 2025 10:10:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760782215; cv=none; b=GJQF1Fa5D/91fa/adZmQ3TpXuFJGJJmaqC1DtVtyVOsfeSz13el2s8UU6CJiKGJbrqlQqsAAAKf03mr1wAXqOBaD8u0hmaZOM2x2cW6PsIl5BCK4AMsmU3GrfzaQMDf9mSWsMO+hu/HOuYmcc2QQn6bHJhPMmKqrYiC0u2skkBA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760782215; c=relaxed/simple; bh=9GBDpmBli+4dcWpzmocu7ImRqmP28MXZDVF3ALI9+KA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=AQNilGMgLU31ZgbkQhPBl+SBXvFtwYGSRalrIHKpCQ9sbQ2jIiQKRpLIyerY9tijnfN07ZuEVjyQOH3Oil6sLOtSuz/sjNndxZLqO6ch0AHIYGK9cfR4iL2fj0voYjS7q4mlDyx7BzurbU9T3cefV/8pVLopLIwvck6yFY0cuP4= 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=UUA8iLUP; arc=none smtp.client-ip=192.198.163.7 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="UUA8iLUP" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1760782212; x=1792318212; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=9GBDpmBli+4dcWpzmocu7ImRqmP28MXZDVF3ALI9+KA=; b=UUA8iLUP0B7j3Z9RzaXfMLd41V4dJ/q9G8qtYG8lk1GCaJmMYhSXfSW0 1m/o+LUiHQIkptumv57Bl+rGf1gKG43m3pAUsmPBkdNoiJBwp/PUGWF3k Fgx9f/cVPvZj74gHpD+9ftHgdkeHKVxBjnlxG9Nv0kbdzlRt7vlIlydQO F5T5oCHkOhiQwk6/bL8v+WoPE9FEc+yv/H639hekNXgr1xePlswKIn8ua H2UV59zPt8dq345IfQpzEI2updf7qEwPcimkJGSc577mS2LgQiLS68Dhj V8zcmD2XS6bAEP0Pk8WztnILVHNZ9TM5D5S7DuOT7O5/pzEiz5BnbbsOK A==; X-CSE-ConnectionGUID: GL+2bkMHTWOr/MKo5okJAQ== X-CSE-MsgGUID: 9NU55yt2S/amoHluJyh1hw== X-IronPort-AV: E=McAfee;i="6800,10657,11585"; a="88454461" X-IronPort-AV: E=Sophos;i="6.19,238,1754982000"; d="scan'208";a="88454461" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Oct 2025 03:10:11 -0700 X-CSE-ConnectionGUID: UbMZ9dhURbW2f9VQVxfeMw== X-CSE-MsgGUID: +Qkb8nJXR9eb6S0mUfIq2Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,238,1754982000"; d="scan'208";a="206649296" Received: from lkp-server02.sh.intel.com (HELO 66d7546c76b2) ([10.239.97.151]) by fmviesa002.fm.intel.com with ESMTP; 18 Oct 2025 03:10:11 -0700 Received: from kbuild by 66d7546c76b2 with local (Exim 4.96) (envelope-from ) id 1vA3t3-0008D7-0D; Sat, 18 Oct 2025 10:10:09 +0000 Date: Sat, 18 Oct 2025 18:10:01 +0800 From: kernel test robot To: "Masami Hiramatsu (Google)" , Steven Rostedt Cc: oe-kbuild-all@lists.linux.dev, Masami Hiramatsu , Mark Rutland , Mathieu Desnoyers , linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org Subject: Re: [PATCH v4 1/2] tracing: Allow tracer to add more than 32 options Message-ID: <202510181711.rxbGAQu7-lkp@intel.com> References: <176071774097.175601.10233017390618260565.stgit@devnote2> 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: <176071774097.175601.10233017390618260565.stgit@devnote2> Hi Masami, kernel test robot noticed the following build errors: [auto build test ERROR on trace/for-next] [also build test ERROR on linus/master v6.18-rc1 next-20251017] [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/Masami-Hiramatsu-Google/tracing-Allow-tracer-to-add-more-than-32-options/20251018-004104 base: https://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace for-next patch link: https://lore.kernel.org/r/176071774097.175601.10233017390618260565.stgit%40devnote2 patch subject: [PATCH v4 1/2] tracing: Allow tracer to add more than 32 options config: parisc-randconfig-001-20251018 (https://download.01.org/0day-ci/archive/20251018/202510181711.rxbGAQu7-lkp@intel.com/config) compiler: hppa-linux-gcc (GCC) 10.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251018/202510181711.rxbGAQu7-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/202510181711.rxbGAQu7-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from kernel/trace/trace_probe.h:31, from kernel/trace/trace_events_synth.c:20: kernel/trace/trace.h:1427:27: error: expected identifier or '(' before ':' token 1427 | enum trace_iterator_flags : uint64_t { TRACE_FLAGS }; | ^ kernel/trace/trace_events_synth.c: In function 'print_synth_event': >> kernel/trace/trace_events_synth.c:362:31: error: 'TRACE_ITER_VERBOSE' undeclared (first use in this function); did you mean 'TRACE_ITER_VERBOSE_BIT'? 362 | if (tr && tr->trace_flags & TRACE_ITER_VERBOSE) | ^~~~~~~~~~~~~~~~~~ | TRACE_ITER_VERBOSE_BIT kernel/trace/trace_events_synth.c:362:31: note: each undeclared identifier is reported only once for each function it appears in vim +362 kernel/trace/trace_events_synth.c 726721a51838e3 Tom Zanussi 2020-05-28 337 726721a51838e3 Tom Zanussi 2020-05-28 338 static enum print_line_t print_synth_event(struct trace_iterator *iter, 726721a51838e3 Tom Zanussi 2020-05-28 339 int flags, 726721a51838e3 Tom Zanussi 2020-05-28 340 struct trace_event *event) 726721a51838e3 Tom Zanussi 2020-05-28 341 { 726721a51838e3 Tom Zanussi 2020-05-28 342 struct trace_array *tr = iter->tr; 726721a51838e3 Tom Zanussi 2020-05-28 343 struct trace_seq *s = &iter->seq; 726721a51838e3 Tom Zanussi 2020-05-28 344 struct synth_trace_event *entry; 726721a51838e3 Tom Zanussi 2020-05-28 345 struct synth_event *se; 887f92e09ef34a Sven Schnelle 2023-08-16 346 unsigned int i, j, n_u64; 726721a51838e3 Tom Zanussi 2020-05-28 347 char print_fmt[32]; 726721a51838e3 Tom Zanussi 2020-05-28 348 const char *fmt; 726721a51838e3 Tom Zanussi 2020-05-28 349 726721a51838e3 Tom Zanussi 2020-05-28 350 entry = (struct synth_trace_event *)iter->ent; 726721a51838e3 Tom Zanussi 2020-05-28 351 se = container_of(event, struct synth_event, call.event); 726721a51838e3 Tom Zanussi 2020-05-28 352 726721a51838e3 Tom Zanussi 2020-05-28 353 trace_seq_printf(s, "%s: ", se->name); 726721a51838e3 Tom Zanussi 2020-05-28 354 726721a51838e3 Tom Zanussi 2020-05-28 355 for (i = 0, n_u64 = 0; i < se->n_fields; i++) { 726721a51838e3 Tom Zanussi 2020-05-28 356 if (trace_seq_has_overflowed(s)) 726721a51838e3 Tom Zanussi 2020-05-28 357 goto end; 726721a51838e3 Tom Zanussi 2020-05-28 358 726721a51838e3 Tom Zanussi 2020-05-28 359 fmt = synth_field_fmt(se->fields[i]->type); 726721a51838e3 Tom Zanussi 2020-05-28 360 726721a51838e3 Tom Zanussi 2020-05-28 361 /* parameter types */ 726721a51838e3 Tom Zanussi 2020-05-28 @362 if (tr && tr->trace_flags & TRACE_ITER_VERBOSE) 726721a51838e3 Tom Zanussi 2020-05-28 363 trace_seq_printf(s, "%s ", fmt); 726721a51838e3 Tom Zanussi 2020-05-28 364 726721a51838e3 Tom Zanussi 2020-05-28 365 snprintf(print_fmt, sizeof(print_fmt), "%%s=%s%%s", fmt); 726721a51838e3 Tom Zanussi 2020-05-28 366 726721a51838e3 Tom Zanussi 2020-05-28 367 /* parameter values */ 726721a51838e3 Tom Zanussi 2020-05-28 368 if (se->fields[i]->is_string) { bd82631d7ccdc8 Tom Zanussi 2020-10-04 369 if (se->fields[i]->is_dynamic) { ddeea494a16f32 Sven Schnelle 2023-08-16 370 union trace_synth_field *data = &entry->fields[n_u64]; bd82631d7ccdc8 Tom Zanussi 2020-10-04 371 bd82631d7ccdc8 Tom Zanussi 2020-10-04 372 trace_seq_printf(s, print_fmt, se->fields[i]->name, ddeea494a16f32 Sven Schnelle 2023-08-16 373 (char *)entry + data->as_dynamic.offset, bd82631d7ccdc8 Tom Zanussi 2020-10-04 374 i == se->n_fields - 1 ? "" : " "); bd82631d7ccdc8 Tom Zanussi 2020-10-04 375 n_u64++; bd82631d7ccdc8 Tom Zanussi 2020-10-04 376 } else { 726721a51838e3 Tom Zanussi 2020-05-28 377 trace_seq_printf(s, print_fmt, se->fields[i]->name, 8db4d6bfbbf920 Steven Rostedt (VMware 2020-10-04 378) STR_VAR_LEN_MAX, ddeea494a16f32 Sven Schnelle 2023-08-16 379 (char *)&entry->fields[n_u64].as_u64, 726721a51838e3 Tom Zanussi 2020-05-28 380 i == se->n_fields - 1 ? "" : " "); 726721a51838e3 Tom Zanussi 2020-05-28 381 n_u64 += STR_VAR_LEN_MAX / sizeof(u64); bd82631d7ccdc8 Tom Zanussi 2020-10-04 382 } 00cf3d672a9dd4 Steven Rostedt (Google 2023-01-17 383) } else if (se->fields[i]->is_stack) { ddeea494a16f32 Sven Schnelle 2023-08-16 384 union trace_synth_field *data = &entry->fields[n_u64]; 887f92e09ef34a Sven Schnelle 2023-08-16 385 unsigned long *p = (void *)entry + data->as_dynamic.offset; 00cf3d672a9dd4 Steven Rostedt (Google 2023-01-17 386) 00cf3d672a9dd4 Steven Rostedt (Google 2023-01-17 387) trace_seq_printf(s, "%s=STACK:\n", se->fields[i]->name); 887f92e09ef34a Sven Schnelle 2023-08-16 388 for (j = 1; j < data->as_dynamic.len / sizeof(long); j++) 887f92e09ef34a Sven Schnelle 2023-08-16 389 trace_seq_printf(s, "=> %pS\n", (void *)p[j]); 00cf3d672a9dd4 Steven Rostedt (Google 2023-01-17 390) n_u64++; 726721a51838e3 Tom Zanussi 2020-05-28 391 } else { 726721a51838e3 Tom Zanussi 2020-05-28 392 struct trace_print_flags __flags[] = { 726721a51838e3 Tom Zanussi 2020-05-28 393 __def_gfpflag_names, {-1, NULL} }; 726721a51838e3 Tom Zanussi 2020-05-28 394 char *space = (i == se->n_fields - 1 ? "" : " "); 726721a51838e3 Tom Zanussi 2020-05-28 395 726721a51838e3 Tom Zanussi 2020-05-28 396 print_synth_event_num_val(s, print_fmt, 726721a51838e3 Tom Zanussi 2020-05-28 397 se->fields[i]->name, 726721a51838e3 Tom Zanussi 2020-05-28 398 se->fields[i]->size, ddeea494a16f32 Sven Schnelle 2023-08-16 399 &entry->fields[n_u64], 726721a51838e3 Tom Zanussi 2020-05-28 400 space); 726721a51838e3 Tom Zanussi 2020-05-28 401 726721a51838e3 Tom Zanussi 2020-05-28 402 if (strcmp(se->fields[i]->type, "gfp_t") == 0) { 726721a51838e3 Tom Zanussi 2020-05-28 403 trace_seq_puts(s, " ("); 726721a51838e3 Tom Zanussi 2020-05-28 404 trace_print_flags_seq(s, "|", ddeea494a16f32 Sven Schnelle 2023-08-16 405 entry->fields[n_u64].as_u64, 726721a51838e3 Tom Zanussi 2020-05-28 406 __flags); 726721a51838e3 Tom Zanussi 2020-05-28 407 trace_seq_putc(s, ')'); 726721a51838e3 Tom Zanussi 2020-05-28 408 } 726721a51838e3 Tom Zanussi 2020-05-28 409 n_u64++; 726721a51838e3 Tom Zanussi 2020-05-28 410 } 726721a51838e3 Tom Zanussi 2020-05-28 411 } 726721a51838e3 Tom Zanussi 2020-05-28 412 end: 726721a51838e3 Tom Zanussi 2020-05-28 413 trace_seq_putc(s, '\n'); 726721a51838e3 Tom Zanussi 2020-05-28 414 726721a51838e3 Tom Zanussi 2020-05-28 415 return trace_handle_return(s); 726721a51838e3 Tom Zanussi 2020-05-28 416 } 726721a51838e3 Tom Zanussi 2020-05-28 417 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki