diff options
| author | David Howells <dhowells@redhat.com> | 2021-10-22 09:17:58 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2022-01-07 13:43:18 +0000 |
| commit | 9f08ebc3438baaaefcc79654b330209b83397f17 (patch) | |
| tree | c4a34bbcb7eb56afd6f23ba9c2b356e412178430 /fs/cachefiles | |
| parent | 3929eca769b5a231010b4978acc61c0735da198f (diff) | |
fscache, cachefiles: Display stat of culling events
Add a stat counter of culling events whereby the cache backend culls a file
to make space (when asked by cachefilesd in this case) and display in
/proc/fs/fscache/stats.
Signed-off-by: David Howells <dhowells@redhat.com>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
cc: linux-cachefs@redhat.com
Link: https://lore.kernel.org/r/163819654165.215744.3797804661644212436.stgit@warthog.procyon.org.uk/ # v1
Link: https://lore.kernel.org/r/163906961387.143852.9291157239960289090.stgit@warthog.procyon.org.uk/ # v2
Link: https://lore.kernel.org/r/163967168266.1823006.14436200166581605746.stgit@warthog.procyon.org.uk/ # v3
Link: https://lore.kernel.org/r/164021567619.640689.4339228906248763197.stgit@warthog.procyon.org.uk/ # v4
Diffstat (limited to 'fs/cachefiles')
| -rw-r--r-- | fs/cachefiles/namei.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c index ab3ca598acac..9bd692870617 100644 --- a/fs/cachefiles/namei.c +++ b/fs/cachefiles/namei.c @@ -805,6 +805,7 @@ int cachefiles_cull(struct cachefiles_cache *cache, struct dentry *dir, if (ret < 0) goto error; + fscache_count_culled(); dput(victim); _leave(" = 0"); return 0; |