From: kernel test robot <lkp@intel.com>
To: Masami Hiramatsu <mhiramat@kernel.org>,
Steven Rostedt <rostedt@goodmis.org>
Cc: clang-built-linux@googlegroups.com, kbuild-all@lists.01.org,
linux-kernel@vger.kernel.org, Tom Zanussi <zanussi@kernel.org>,
Masami Hiramatsu <mhiramat@kernel.org>
Subject: Re: [PATCH v2 5/9] tracing/boot: Show correct histogram error command
Date: Fri, 6 Aug 2021 10:58:30 +0800 [thread overview]
Message-ID: <202108061028.Wme82Hlq-lkp@intel.com> (raw)
In-Reply-To: <162818075888.226227.14156763636028793396.stgit@devnote2>
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Hi Masami,
I love your patch! Perhaps something to improve:
[auto build test WARNING on tip/perf/core]
[also build test WARNING on trace/for-next linux/master linus/master v5.14-rc4 next-20210805]
[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]
url: https://github.com/0day-ci/linux/commits/Masami-Hiramatsu/tracing-boot-Add-histogram-syntax-support-in-boot-time-tracing/20210806-002938
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 79551ec0782895af27d6aa9b3abb6d547b7260d3
config: x86_64-randconfig-r025-20210805 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 42b9c2a17a0b63cccf3ac197a82f91b28e53e643)
reproduce (this is a W=1 build):
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# https://github.com/0day-ci/linux/commit/b07ebb734f4e2b68934de501715c1cd98e34ae17
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Masami-Hiramatsu/tracing-boot-Add-histogram-syntax-support-in-boot-time-tracing/20210806-002938
git checkout b07ebb734f4e2b68934de501715c1cd98e34ae17
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
kernel/trace/trace_boot.c:287:2: error: implicit declaration of function 'xbc_node_for_each_subkey' [-Werror,-Wimplicit-function-declaration]
xbc_node_for_each_subkey(hnode, node) {
^
kernel/trace/trace_boot.c:287:39: error: expected ';' after expression
xbc_node_for_each_subkey(hnode, node) {
^
;
kernel/trace/trace_boot.c:290:4: error: 'continue' statement not in loop statement
continue;
^
kernel/trace/trace_boot.c:294:4: error: 'break' statement not in loop or switch statement
break;
^
kernel/trace/trace_boot.c:404:2: error: implicit declaration of function 'xbc_node_for_each_subkey' [-Werror,-Wimplicit-function-declaration]
xbc_node_for_each_subkey(hnode, node) {
^
kernel/trace/trace_boot.c:404:39: error: expected ';' after expression
xbc_node_for_each_subkey(hnode, node) {
^
;
kernel/trace/trace_boot.c:407:4: error: 'continue' statement not in loop statement
continue;
^
>> kernel/trace/trace_boot.c:420:4: warning: misleading indentation; statement is not part of the previous 'if' [-Wmisleading-indentation]
if (trigger_process_regex(file, buf) < 0)
^
kernel/trace/trace_boot.c:418:3: note: previous statement is here
if (trace_boot_compose_hist_cmd(hnode, buf, size) == 0)
^
1 warning and 7 errors generated.
vim +/if +420 kernel/trace/trace_boot.c
8885ed81dfd529 Masami Hiramatsu 2021-08-06 395
8885ed81dfd529 Masami Hiramatsu 2021-08-06 396 static void __init
8885ed81dfd529 Masami Hiramatsu 2021-08-06 397 trace_boot_init_histograms(struct trace_event_file *file,
8885ed81dfd529 Masami Hiramatsu 2021-08-06 398 struct xbc_node *hnode, char *buf, size_t size)
8885ed81dfd529 Masami Hiramatsu 2021-08-06 399 {
8885ed81dfd529 Masami Hiramatsu 2021-08-06 400 struct xbc_node *node;
8885ed81dfd529 Masami Hiramatsu 2021-08-06 401 const char *p;
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 402 char *tmp;
8885ed81dfd529 Masami Hiramatsu 2021-08-06 403
8885ed81dfd529 Masami Hiramatsu 2021-08-06 @404 xbc_node_for_each_subkey(hnode, node) {
8885ed81dfd529 Masami Hiramatsu 2021-08-06 405 p = xbc_node_get_data(node);
8885ed81dfd529 Masami Hiramatsu 2021-08-06 406 if (!isdigit(p[0]))
8885ed81dfd529 Masami Hiramatsu 2021-08-06 407 continue;
8885ed81dfd529 Masami Hiramatsu 2021-08-06 408 /* All digit started node should be instances. */
8885ed81dfd529 Masami Hiramatsu 2021-08-06 409 if (trace_boot_compose_hist_cmd(node, buf, size) == 0) {
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 410 tmp = kstrdup(buf, GFP_KERNEL);
8885ed81dfd529 Masami Hiramatsu 2021-08-06 411 if (trigger_process_regex(file, buf) < 0)
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 412 pr_err("Failed to apply hist trigger: %s\n", tmp);
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 413 kfree(tmp);
8885ed81dfd529 Masami Hiramatsu 2021-08-06 414 }
8885ed81dfd529 Masami Hiramatsu 2021-08-06 415 }
8885ed81dfd529 Masami Hiramatsu 2021-08-06 416
8885ed81dfd529 Masami Hiramatsu 2021-08-06 417 if (xbc_node_find_child(hnode, "keys")) {
8885ed81dfd529 Masami Hiramatsu 2021-08-06 418 if (trace_boot_compose_hist_cmd(hnode, buf, size) == 0)
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 419 tmp = kstrdup(buf, GFP_KERNEL);
8885ed81dfd529 Masami Hiramatsu 2021-08-06 @420 if (trigger_process_regex(file, buf) < 0)
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 421 pr_err("Failed to apply hist trigger: %s\n", tmp);
b07ebb734f4e2b Masami Hiramatsu 2021-08-06 422 kfree(tmp);
8885ed81dfd529 Masami Hiramatsu 2021-08-06 423 }
8885ed81dfd529 Masami Hiramatsu 2021-08-06 424
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2021-08-06 2:59 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-05 16:25 [PATCH v2 0/9] tracing/boot: Add histogram syntax support in boot-time tracing Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 1/9] tracing/boot: Fix a hist trigger dependency for boot time tracing Masami Hiramatsu
2021-08-07 1:47 ` Steven Rostedt
2021-08-08 14:43 ` Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 2/9] tracing/boot: Add per-event histogram action options Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 3/9] tracing/boot: Support multiple handlers for per-event histogram Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 4/9] tracing/boot: Support multiple histograms for each event Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 5/9] tracing/boot: Show correct histogram error command Masami Hiramatsu
2021-08-06 2:58 ` kernel test robot [this message]
2021-08-06 14:00 ` Masami Hiramatsu
2021-08-06 18:32 ` Steven Rostedt
2021-08-05 16:26 ` [PATCH v2 6/9] Documentation: tracing: Add histogram syntax to boot-time tracing Masami Hiramatsu
2021-08-05 16:26 ` [PATCH v2 7/9] tools/bootconfig: Support per-group/all event enabling option Masami Hiramatsu
2021-08-05 16:26 ` [PATCH v2 8/9] tools/bootconfig: Add histogram syntax support to bconf2ftrace.sh Masami Hiramatsu
2021-08-05 16:26 ` [PATCH v2 9/9] tools/bootconfig: Use per-group/all enable option in ftrace2bconf script Masami Hiramatsu
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