Re: [PATCH v2 3/6] mm: Add VM_FAULT_ARCH_* codes

kernel test robot
2023-03-16T09:33:34Z

Hi Palmer,

I love your patch! Yet something to improve:

[auto build test ERROR on akpm-mm/mm-everything]

url: https://github.com/intel-lab-lkp/linux/commits/Palmer-Dabbelt/riscv-mm-fault-simplify-code-for-do_page_fault/20230315-111507
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20230315030359.14162-4-palmer%40rivosinc.com
patch subject: [PATCH v2 3/6] mm: Add VM_FAULT_ARCH_* codes
config: s390-randconfig-r044-20230312 (https://download.01.org/0day-ci/archive/20230316/202303161725.tJspbzJz-lkp@intel.com/config)
compiler: s390-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/d25cdd69b804d954e31ad8835750a8707e11af32
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Palmer-Dabbelt/riscv-mm-fault-simplify-code-for-do_page_fault/20230315-111507
git checkout d25cdd69b804d954e31ad8835750a8707e11af32
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=s390 SHELL=/bin/bash

If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@intel.com>
| Link: https://lore.kernel.org/oe-kbuild-all/202303161725.tJspbzJz-lkp@intel.com/

All errors (new ones prefixed by >>):

In file included from include/trace/define_trace.h:102,
from include/trace/events/fs_dax.h:286,
from fs/dax.c:31:
include/trace/events/fs_dax.h: In function 'trace_raw_output_dax_pmd_fault_class':
>> include/trace/stages/stage3_trace_output.h:70:37: error: expected expression before ',' token
70 | { flag_array, { -1, NULL }}; \
| ^
include/trace/trace_events.h:203:34: note: in definition of macro 'DECLARE_EVENT_CLASS'
203 | trace_event_printf(iter, print); \
| ^~~~~
include/trace/events/fs_dax.h:38:9: note: in expansion of macro 'TP_printk'
38 | TP_printk("dev %d:%d ino %#lx %s %s address %#lx vm_start "
| ^~~~~~~~~
include/trace/events/fs_dax.h:50:17: note: in expansion of macro '__print_flags'
50 | __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
| ^~~~~~~~~~~~~
include/trace/events/fs_dax.h: In function 'trace_raw_output_dax_pte_fault_class':
>> include/trace/stages/stage3_trace_output.h:70:37: error: expected expression before ',' token
70 | { flag_array, { -1, NULL }}; \
| ^
include/trace/trace_events.h:203:34: note: in definition of macro 'DECLARE_EVENT_CLASS'
203 | trace_event_printf(iter, print); \
| ^~~~~
include/trace/events/fs_dax.h:174:9: note: in expansion of macro 'TP_printk'
174 | TP_printk("dev %d:%d ino %#lx %s %s address %#lx pgoff %#lx %s",
| ^~~~~~~~~
include/trace/events/fs_dax.h:182:17: note: in expansion of macro '__print_flags'
182 | __print_flags(__entry->result, "|", VM_FAULT_RESULT_TRACE)
| ^~~~~~~~~~~~~

vim +70 include/trace/stages/stage3_trace_output.h

1bc191051dca28 include/trace/stages/stage3_defines.h Linus Torvalds 2022-03-23 65
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 66) #undef __print_flags
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 67) #define __print_flags(flag, delim, flag_array...) \
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 68) ({ \
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 69) static const struct trace_print_flags __flags[] = \
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 @70) { flag_array, { -1, NULL }}; \
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 71) trace_print_flags_seq(p, delim, flag, __flags); \
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 72) })
af6b9668e85ffd include/trace/stages/stage3_defines.h Steven Rostedt (Google 2022-03-03 73)

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