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Date: Wed, 6 Jul 2022 12:20:21 +0800
From: kernel test robot <lkp@...el.com>
To: Steven Rostedt <rostedt@...dmis.org>, linux-kernel@...r.kernel.org
Cc: kbuild-all@...ts.01.org, Ingo Molnar <mingo@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>,
Dennis Dalessandro <dennis.dalessandro@...nelisnetworks.com>,
Jason Gunthorpe <jgg@...pe.ca>,
Leon Romanovsky <leon@...nel.org>, linux-rdma@...r.kernel.org
Subject: Re: [PATCH 02/13] tracing/IB/hfi1: Use the new __vstring() helper
Hi Steven,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on rostedt-trace/for-next]
[also build test WARNING on wireless-next/main]
[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/intel-lab-lkp/linux/commits/Steven-Rostedt/tracing-events-Add-__vstring-and-__assign_vstr-helpers/20220706-065125
base: https://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git for-next
config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20220706/202207061250.oSPdYi3E-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.3.0-3) 11.3.0
reproduce (this is a W=1 build):
# https://github.com/intel-lab-lkp/linux/commit/e742b16f3b984d761db2d898c15e7632e9166d4a
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Steven-Rostedt/tracing-events-Add-__vstring-and-__assign_vstr-helpers/20220706-065125
git checkout e742b16f3b984d761db2d898c15e7632e9166d4a
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/infiniband/hw/hfi1/
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from include/trace/define_trace.h:102,
from drivers/infiniband/hw/hfi1/trace_dbg.h:111,
from drivers/infiniband/hw/hfi1/trace.h:15,
from drivers/infiniband/hw/hfi1/trace.c:6:
drivers/infiniband/hw/hfi1/./trace_dbg.h: In function 'trace_event_get_offsets_hfi1_trace_template':
>> include/trace/trace_events.h:261:16: warning: function 'trace_event_get_offsets_hfi1_trace_template' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
261 | struct trace_event_raw_##call __maybe_unused *entry; \
| ^~~~~~~~~~~~~~~~
drivers/infiniband/hw/hfi1/./trace_dbg.h:25:1: note: in expansion of macro 'DECLARE_EVENT_CLASS'
25 | DECLARE_EVENT_CLASS(hfi1_trace_template,
| ^~~~~~~~~~~~~~~~~~~
In file included from include/trace/define_trace.h:102,
from drivers/infiniband/hw/hfi1/trace_dbg.h:111,
from drivers/infiniband/hw/hfi1/trace.h:15,
from drivers/infiniband/hw/hfi1/trace.c:6:
drivers/infiniband/hw/hfi1/./trace_dbg.h: In function 'trace_event_raw_event_hfi1_trace_template':
include/trace/trace_events.h:386:16: warning: function 'trace_event_raw_event_hfi1_trace_template' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
386 | struct trace_event_raw_##call *entry; \
| ^~~~~~~~~~~~~~~~
drivers/infiniband/hw/hfi1/./trace_dbg.h:25:1: note: in expansion of macro 'DECLARE_EVENT_CLASS'
25 | DECLARE_EVENT_CLASS(hfi1_trace_template,
| ^~~~~~~~~~~~~~~~~~~
In file included from include/trace/define_trace.h:103,
from drivers/infiniband/hw/hfi1/trace_dbg.h:111,
from drivers/infiniband/hw/hfi1/trace.h:15,
from drivers/infiniband/hw/hfi1/trace.c:6:
drivers/infiniband/hw/hfi1/./trace_dbg.h: In function 'perf_trace_hfi1_trace_template':
include/trace/perf.h:64:16: warning: function 'perf_trace_hfi1_trace_template' might be a candidate for 'gnu_printf' format attribute [-Wsuggest-attribute=format]
64 | struct hlist_head *head; \
| ^~~~~~~~~~
drivers/infiniband/hw/hfi1/./trace_dbg.h:25:1: note: in expansion of macro 'DECLARE_EVENT_CLASS'
25 | DECLARE_EVENT_CLASS(hfi1_trace_template,
| ^~~~~~~~~~~~~~~~~~~
vim +261 include/trace/trace_events.h
55de2c0b5610cb include/trace/trace_events.h Masami Hiramatsu 2021-11-22 253
091ad3658e3c76 include/trace/ftrace.h Ingo Molnar 2009-11-26 254 #undef DECLARE_EVENT_CLASS
091ad3658e3c76 include/trace/ftrace.h Ingo Molnar 2009-11-26 255 #define DECLARE_EVENT_CLASS(call, proto, args, tstruct, assign, print) \
d0ee8f4a1f5f3d include/trace/trace_events.h Steven Rostedt (Red Hat 2015-05-13 256) static inline notrace int trace_event_get_offsets_##call( \
62323a148fbeb0 include/trace/trace_events.h Steven Rostedt (Red Hat 2015-05-13 257) struct trace_event_data_offsets_##call *__data_offsets, proto) \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 258 { \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 259 int __data_size = 0; \
114e7b52dee69c include/trace/ftrace.h Filipe Brandenburger 2014-02-28 260 int __maybe_unused __item_length; \
a7237765730a10 include/trace/trace_events.h Steven Rostedt (Red Hat 2015-05-13 @261) struct trace_event_raw_##call __maybe_unused *entry; \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 262 \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 263 tstruct; \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 264 \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 265 return __data_size; \
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 266 }
7fcb7c472f455d include/trace/ftrace.h Li Zefan 2009-06-01 267
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