[dhowells-fs:fscache-iter 44/55] fs/fscache/stats.c:26:10: sparse: sparse: symbol 'fscache_n_updates_run' was not declared. Should it be static?

From: kernel test robot
Date: Sun Aug 01 2021 - 01:06:55 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git fscache-iter
head: 47585048b7ec10d66ca6c102b468b9b362910475
commit: ce79c5fa2e9f6851d4dcd82b91223abd9c4a7444 [44/55] fscache: Remove the update operation
config: i386-randconfig-s001-20210801 (attached as .config)
compiler: gcc-10 (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-341-g8af24329-dirty
# https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/commit/?id=ce79c5fa2e9f6851d4dcd82b91223abd9c4a7444
git remote add dhowells-fs https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git
git fetch --no-tags dhowells-fs fscache-iter
git checkout ce79c5fa2e9f6851d4dcd82b91223abd9c4a7444
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash fs/fscache/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>


sparse warnings: (new ones prefixed by >>)
>> fs/fscache/stats.c:26:10: sparse: sparse: symbol 'fscache_n_updates_run' was not declared. Should it be static?
>> fs/fscache/stats.c:51:10: sparse: sparse: symbol 'fscache_n_cop_update_object' was not declared. Should it be static?

vim +/fscache_n_updates_run +26 fs/fscache/stats.c

ef778e7ae67cd4 David Howells 2012-12-20 24
7394daa8c61dfd David Howells 2009-04-03 25 atomic_t fscache_n_updates;
7394daa8c61dfd David Howells 2009-04-03 @26 atomic_t fscache_n_updates_run;
7394daa8c61dfd David Howells 2009-04-03 27
7394daa8c61dfd David Howells 2009-04-03 28 atomic_t fscache_n_relinquishes;
2175bb06dc6cf2 David Howells 2009-11-19 29 atomic_t fscache_n_relinquishes_retire;
7394daa8c61dfd David Howells 2009-04-03 30
28223b34fc1a39 David Howells 2020-02-06 31 atomic_t fscache_n_resizes;
28223b34fc1a39 David Howells 2020-02-06 32 atomic_t fscache_n_resizes_null;
28223b34fc1a39 David Howells 2020-02-06 33
7394daa8c61dfd David Howells 2009-04-03 34 atomic_t fscache_n_cookie_index;
7394daa8c61dfd David Howells 2009-04-03 35 atomic_t fscache_n_cookie_data;
7394daa8c61dfd David Howells 2009-04-03 36 atomic_t fscache_n_cookie_special;
7394daa8c61dfd David Howells 2009-04-03 37
7394daa8c61dfd David Howells 2009-04-03 38 atomic_t fscache_n_object_alloc;
7394daa8c61dfd David Howells 2009-04-03 39 atomic_t fscache_n_object_no_alloc;
7394daa8c61dfd David Howells 2009-04-03 40 atomic_t fscache_n_object_lookups;
7394daa8c61dfd David Howells 2009-04-03 41 atomic_t fscache_n_object_lookups_negative;
7394daa8c61dfd David Howells 2009-04-03 42 atomic_t fscache_n_object_lookups_positive;
6795af81c88855 David Howells 2020-02-06 43 atomic_t fscache_n_object_creates;
7394daa8c61dfd David Howells 2009-04-03 44 atomic_t fscache_n_object_avail;
7394daa8c61dfd David Howells 2009-04-03 45 atomic_t fscache_n_object_dead;
7394daa8c61dfd David Howells 2009-04-03 46
52bd75fdb135d6 David Howells 2009-11-19 47 atomic_t fscache_n_cop_alloc_object;
52bd75fdb135d6 David Howells 2009-11-19 48 atomic_t fscache_n_cop_lookup_object;
6795af81c88855 David Howells 2020-02-06 49 atomic_t fscache_n_cop_create_object;
ef778e7ae67cd4 David Howells 2012-12-20 50 atomic_t fscache_n_cop_invalidate_object;
52bd75fdb135d6 David Howells 2009-11-19 @51 atomic_t fscache_n_cop_update_object;
52bd75fdb135d6 David Howells 2009-11-19 52 atomic_t fscache_n_cop_drop_object;
52bd75fdb135d6 David Howells 2009-11-19 53 atomic_t fscache_n_cop_put_object;
52bd75fdb135d6 David Howells 2009-11-19 54 atomic_t fscache_n_cop_sync_cache;
52bd75fdb135d6 David Howells 2009-11-19 55 atomic_t fscache_n_cop_attr_changed;
52bd75fdb135d6 David Howells 2009-11-19 56

:::::: The code at line 26 was first introduced by commit
:::::: 7394daa8c61dfda4baa687f133748fa0b599b017 FS-Cache: Add use of /proc and presentation of statistics

:::::: TO: David Howells <dhowells@xxxxxxxxxx>
:::::: CC: David Howells <dhowells@xxxxxxxxxx>

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