[ammarfaizi2-block:dhowells/linux-fs/netfs-lib 25/27] fs/fscache/stats.c:100: undefined reference to `netfs_stats_show'
From: kernel test robot
Date: Wed Mar 02 2022 - 19:14:08 EST
tree: https://github.com/ammarfaizi2/linux-block dhowells/linux-fs/netfs-lib
head: b295237bb1a924ca0723d728bb5ff30e6461ad2b
commit: 4b3ff38b2fe2b2e490f513a7b71763ae3473cafa [25/27] netfs, fscache: Make netfslib depend on fscache
config: x86_64-randconfig-a011 (https://download.01.org/0day-ci/archive/20220303/202203030853.jADpk5H8-lkp@xxxxxxxxx/config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://github.com/ammarfaizi2/linux-block/commit/4b3ff38b2fe2b2e490f513a7b71763ae3473cafa
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block dhowells/linux-fs/netfs-lib
git checkout 4b3ff38b2fe2b2e490f513a7b71763ae3473cafa
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
ld: fs/fscache/stats.o: in function `fscache_stats_show':
>> fs/fscache/stats.c:100: undefined reference to `netfs_stats_show'
vim +100 fs/fscache/stats.c
8e7a867bb7309fb David Howells 2021-10-20 51
1e1236b841166f1 David Howells 2021-10-20 52 /*
1e1236b841166f1 David Howells 2021-10-20 53 * display the general statistics
1e1236b841166f1 David Howells 2021-10-20 54 */
1e1236b841166f1 David Howells 2021-10-20 55 int fscache_stats_show(struct seq_file *m, void *v)
1e1236b841166f1 David Howells 2021-10-20 56 {
1e1236b841166f1 David Howells 2021-10-20 57 seq_puts(m, "FS-Cache statistics\n");
7f3283aba39a0f3 David Howells 2021-10-20 58 seq_printf(m, "Cookies: n=%d v=%d vcol=%u voom=%u\n",
7f3283aba39a0f3 David Howells 2021-10-20 59 atomic_read(&fscache_n_cookies),
62ab63352350e88 David Howells 2021-10-20 60 atomic_read(&fscache_n_volumes),
62ab63352350e88 David Howells 2021-10-20 61 atomic_read(&fscache_n_volumes_collision),
62ab63352350e88 David Howells 2021-10-20 62 atomic_read(&fscache_n_volumes_nomem)
62ab63352350e88 David Howells 2021-10-20 63 );
1e1236b841166f1 David Howells 2021-10-20 64
7f3283aba39a0f3 David Howells 2021-10-20 65 seq_printf(m, "Acquire: n=%u ok=%u oom=%u\n",
7f3283aba39a0f3 David Howells 2021-10-20 66 atomic_read(&fscache_n_acquires),
7f3283aba39a0f3 David Howells 2021-10-20 67 atomic_read(&fscache_n_acquires_ok),
7f3283aba39a0f3 David Howells 2021-10-20 68 atomic_read(&fscache_n_acquires_oom));
7f3283aba39a0f3 David Howells 2021-10-20 69
12bb21a29c19aae David Howells 2021-10-20 70 seq_printf(m, "LRU : n=%u exp=%u rmv=%u drp=%u at=%ld\n",
12bb21a29c19aae David Howells 2021-10-20 71 atomic_read(&fscache_n_cookies_lru),
12bb21a29c19aae David Howells 2021-10-20 72 atomic_read(&fscache_n_cookies_lru_expired),
12bb21a29c19aae David Howells 2021-10-20 73 atomic_read(&fscache_n_cookies_lru_removed),
12bb21a29c19aae David Howells 2021-10-20 74 atomic_read(&fscache_n_cookies_lru_dropped),
12bb21a29c19aae David Howells 2021-10-20 75 timer_pending(&fscache_cookie_lru_timer) ?
12bb21a29c19aae David Howells 2021-10-20 76 fscache_cookie_lru_timer.expires - jiffies : 0);
12bb21a29c19aae David Howells 2021-10-20 77
d24af13e2e2358a David Howells 2021-10-20 78 seq_printf(m, "Invals : n=%u\n",
d24af13e2e2358a David Howells 2021-10-20 79 atomic_read(&fscache_n_invalidates));
d24af13e2e2358a David Howells 2021-10-20 80
16a96bdf92d5af0 David Howells 2021-10-20 81 seq_printf(m, "Updates: n=%u rsz=%u rsn=%u\n",
16a96bdf92d5af0 David Howells 2021-10-20 82 atomic_read(&fscache_n_updates),
16a96bdf92d5af0 David Howells 2021-10-20 83 atomic_read(&fscache_n_resizes),
16a96bdf92d5af0 David Howells 2021-10-20 84 atomic_read(&fscache_n_resizes_null));
7f3283aba39a0f3 David Howells 2021-10-20 85
7f3283aba39a0f3 David Howells 2021-10-20 86 seq_printf(m, "Relinqs: n=%u rtr=%u drop=%u\n",
7f3283aba39a0f3 David Howells 2021-10-20 87 atomic_read(&fscache_n_relinquishes),
7f3283aba39a0f3 David Howells 2021-10-20 88 atomic_read(&fscache_n_relinquishes_retire),
7f3283aba39a0f3 David Howells 2021-10-20 89 atomic_read(&fscache_n_relinquishes_dropped));
7f3283aba39a0f3 David Howells 2021-10-20 90
9f08ebc3438baaa David Howells 2021-10-22 91 seq_printf(m, "NoSpace: nwr=%u ncr=%u cull=%u\n",
3929eca769b5a23 David Howells 2021-10-21 92 atomic_read(&fscache_n_no_write_space),
9f08ebc3438baaa David Howells 2021-10-22 93 atomic_read(&fscache_n_no_create_space),
9f08ebc3438baaa David Howells 2021-10-22 94 atomic_read(&fscache_n_culled));
3929eca769b5a23 David Howells 2021-10-21 95
8e7a867bb7309fb David Howells 2021-10-20 96 seq_printf(m, "IO : rd=%u wr=%u\n",
8e7a867bb7309fb David Howells 2021-10-20 97 atomic_read(&fscache_n_read),
8e7a867bb7309fb David Howells 2021-10-20 98 atomic_read(&fscache_n_write));
8e7a867bb7309fb David Howells 2021-10-20 99
1e1236b841166f1 David Howells 2021-10-20 @100 netfs_stats_show(m);
:::::: The code at line 100 was first introduced by commit
:::::: 1e1236b841166f1d2daf36fdf6bb3e656bc5f5ca fscache: Introduce new driver
:::::: TO: David Howells <dhowells@xxxxxxxxxx>
:::::: CC: David Howells <dhowells@xxxxxxxxxx>
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx