* [trace:trace/rfc/eventfs 28/28] fs/tracefs/event_inode.c:236:13: warning: unused variable 'idx'
@ 2023-07-11 6:59 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-07-11 6:59 UTC (permalink / raw)
To: Steven Rostedt (Google); +Cc: oe-kbuild-all
tree: git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace trace/rfc/eventfs
head: 1dc48374bb8ad8aec6d7244267f9b36e0512d3bb
commit: 1dc48374bb8ad8aec6d7244267f9b36e0512d3bb [28/28] tracefs: Add RCU and global mutex for eventfs
config: x86_64-kexec (https://download.01.org/0day-ci/archive/20230711/202307111415.tc8g7M63-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce: (https://download.01.org/0day-ci/archive/20230711/202307111415.tc8g7M63-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/oe-kbuild-all/202307111415.tc8g7M63-lkp@intel.com/
All warnings (new ones prefixed by >>):
fs/tracefs/event_inode.c: In function 'eventfs_post_create_dir':
>> fs/tracefs/event_inode.c:236:13: warning: unused variable 'idx' [-Wunused-variable]
236 | int idx;
| ^~~
fs/tracefs/event_inode.c: At top level:
fs/tracefs/event_inode.c:184:23: warning: 'eventfs_create_dir' defined but not used [-Wunused-function]
184 | static struct dentry *eventfs_create_dir(const char *name, umode_t mode,
| ^~~~~~~~~~~~~~~~~~
fs/tracefs/event_inode.c:108:23: warning: 'eventfs_create_file' defined but not used [-Wunused-function]
108 | static struct dentry *eventfs_create_file(const char *name, umode_t mode,
| ^~~~~~~~~~~~~~~~~~~
vim +/idx +236 fs/tracefs/event_inode.c
225
226 /**
227 * eventfs_post_create_dir - post create dir routine
228 * @ef: eventfs_file of recently created dir
229 *
230 * Files with-in eventfs dir should know dentry of parent dir
231 */
232 static void eventfs_post_create_dir(struct eventfs_file *ef)
233 {
234 struct eventfs_file *ef_child;
235 struct tracefs_inode *ti;
> 236 int idx;
237
238 /* srcu lock already held */
239 /* fill parent-child relation */
240 list_for_each_entry_srcu(ef_child, &ef->ei->e_top_files, list,
241 srcu_read_lock_held(&eventfs_srcu)) {
242 ef_child->d_parent = ef->dentry;
243 }
244
245 ti = get_tracefs(ef->dentry->d_inode);
246 ti->private = ef->ei;
247 }
248
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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