Re: [PATCH v2 5/5] perf trace: Add test for enum augmentation

[kernel test robot <lkp@intel.com>]

Hi Howard,

kernel test robot noticed the following build errors:

[auto build test ERROR on perf-tools-next/perf-tools-next]
[also build test ERROR on next-20240621]
[cannot apply to tip/perf/core perf-tools/perf-tools acme/perf/core linus/master v6.10-rc5]
[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/Howard-Chu/perf-trace-Fix-iteration-of-syscall-ids-in-syscalltbl-entries/20240619-162417
base:   https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git perf-tools-next
patch link:    https://lore.kernel.org/r/20240619082042.4173621-6-howardchu95%40gmail.com
patch subject: [PATCH v2 5/5] perf trace: Add test for enum augmentation
:::::: branch date: 5 days ago
:::::: commit date: 5 days ago
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240625/202406250302.E4WaX9Ud-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/r/202406250302.E4WaX9Ud-lkp@intel.com/

All errors (new ones prefixed by >>):

   Makefile.config:663: No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR
     PERF_VERSION = 6.10.rc1.gf6ac54426465
>> tests/workloads/landlock_add_rule.c:20:24: error: use of undeclared identifier 'LANDLOCK_ACCESS_NET_CONNECT_TCP'
      20 |             .allowed_access = LANDLOCK_ACCESS_NET_CONNECT_TCP,
         |                               ^
>> tests/workloads/landlock_add_rule.c:18:32: error: variable has incomplete type 'struct landlock_net_port_attr'
      18 |         struct landlock_net_port_attr net_port_attr = {
         |                                       ^
   tests/workloads/landlock_add_rule.c:18:9: note: forward declaration of 'struct landlock_net_port_attr'
      18 |         struct landlock_net_port_attr net_port_attr = {
         |                ^
>> tests/workloads/landlock_add_rule.c:26:38: error: use of undeclared identifier 'LANDLOCK_RULE_NET_PORT'
      26 |         syscall(__NR_landlock_add_rule, fd, LANDLOCK_RULE_NET_PORT,
         |                                             ^
   3 errors generated.
   make[8]: *** [tools/build/Makefile.build:105: tools/perf/tests/workloads/landlock_add_rule.o] Error 1
   make[8]: *** Waiting for unfinished jobs....
   make[7]: *** [tools/build/Makefile.build:158: workloads] Error 2
   make[7]: *** Waiting for unfinished jobs....
   make[6]: *** [tools/build/Makefile.build:158: tests] Error 2
   make[6]: *** Waiting for unfinished jobs....
   make[5]: *** [Makefile.perf:727: tools/perf/perf-in.o] Error 2
   make[5]: *** Waiting for unfinished jobs....
   make[4]: *** [Makefile.perf:264: sub-make] Error 2
   make[3]: *** [Makefile:70: all] Error 2


vim +/LANDLOCK_ACCESS_NET_CONNECT_TCP +20 tools/perf/tests/workloads/landlock_add_rule.c

f6ac54426465a5 Howard Chu 2024-06-19   7  
f6ac54426465a5 Howard Chu 2024-06-19   8  static int landlock_add_rule(int argc __maybe_unused, const char **argv __maybe_unused)
f6ac54426465a5 Howard Chu 2024-06-19   9  {
f6ac54426465a5 Howard Chu 2024-06-19  10  	int fd = 11;
f6ac54426465a5 Howard Chu 2024-06-19  11  	int flags = 45;
f6ac54426465a5 Howard Chu 2024-06-19  12  
f6ac54426465a5 Howard Chu 2024-06-19  13  	struct landlock_path_beneath_attr path_beneath_attr = {
f6ac54426465a5 Howard Chu 2024-06-19  14  	    .allowed_access = LANDLOCK_ACCESS_FS_READ_FILE,
f6ac54426465a5 Howard Chu 2024-06-19  15  	    .parent_fd = 14,
f6ac54426465a5 Howard Chu 2024-06-19  16  	};
f6ac54426465a5 Howard Chu 2024-06-19  17  
f6ac54426465a5 Howard Chu 2024-06-19  18  	struct landlock_net_port_attr net_port_attr = {
f6ac54426465a5 Howard Chu 2024-06-19  19  	    .port = 19,
f6ac54426465a5 Howard Chu 2024-06-19 @20  	    .allowed_access = LANDLOCK_ACCESS_NET_CONNECT_TCP,
f6ac54426465a5 Howard Chu 2024-06-19  21  	};
f6ac54426465a5 Howard Chu 2024-06-19  22  
f6ac54426465a5 Howard Chu 2024-06-19  23  	syscall(__NR_landlock_add_rule, fd, LANDLOCK_RULE_PATH_BENEATH,
f6ac54426465a5 Howard Chu 2024-06-19  24  		&path_beneath_attr, flags);
f6ac54426465a5 Howard Chu 2024-06-19  25  
f6ac54426465a5 Howard Chu 2024-06-19  26  	syscall(__NR_landlock_add_rule, fd, LANDLOCK_RULE_NET_PORT,
f6ac54426465a5 Howard Chu 2024-06-19  27  		&net_port_attr, flags);
f6ac54426465a5 Howard Chu 2024-06-19  28  
f6ac54426465a5 Howard Chu 2024-06-19  29  	return 0;
f6ac54426465a5 Howard Chu 2024-06-19  30  }
f6ac54426465a5 Howard Chu 2024-06-19  31  

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