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mbcache: Remove mb_cache_entry_delete()

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Nobody uses mb_cache_entry_delete() anymore. Remove it.

Signed-off-by: Jan Kara <jack@suse.cz>
Link: https://lore.kernel.org/r/20220712105436.32204-9-jack@suse.cz
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Jan Kara 2022-07-12 12:54:28 +02:00 committed by Theodore Ts'o
parent 1189d8ec51
commit 75896339e4
2 changed files with 0 additions and 38 deletions
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37
fs/mbcache.c
View File

@ -230,43 +230,6 @@ out:
}
EXPORT_SYMBOL(mb_cache_entry_get);
/* mb_cache_entry_delete - try to remove a cache entry
* @cache - cache we work with
* @key - key
* @value - value
*
* Remove entry from cache @cache with key @key and value @value.
*/
void mb_cache_entry_delete(struct mb_cache *cache, u32 key, u64 value)
{
struct hlist_bl_node *node;
struct hlist_bl_head *head;
struct mb_cache_entry *entry;
head = mb_cache_entry_head(cache, key);
hlist_bl_lock(head);
hlist_bl_for_each_entry(entry, node, head, e_hash_list) {
if (entry->e_key == key && entry->e_value == value) {
/* We keep hash list reference to keep entry alive */
hlist_bl_del_init(&entry->e_hash_list);
hlist_bl_unlock(head);
spin_lock(&cache->c_list_lock);
if (!list_empty(&entry->e_list)) {
list_del_init(&entry->e_list);
if (!WARN_ONCE(cache->c_entry_count == 0,
"mbcache: attempt to decrement c_entry_count past zero"))
cache->c_entry_count--;
atomic_dec(&entry->e_refcnt);
}
spin_unlock(&cache->c_list_lock);
mb_cache_entry_put(cache, entry);
return;
}
}
hlist_bl_unlock(head);
}
EXPORT_SYMBOL(mb_cache_entry_delete);
/* mb_cache_entry_delete_or_get - remove a cache entry if it has no users
* @cache - cache we work with
* @key - key

1
include/linux/mbcache.h
View File

@ -47,7 +47,6 @@ static inline int mb_cache_entry_put(struct mb_cache *cache,
struct mb_cache_entry *mb_cache_entry_delete_or_get(struct mb_cache *cache,
u32 key, u64 value);
void mb_cache_entry_delete(struct mb_cache *cache, u32 key, u64 value);
struct mb_cache_entry *mb_cache_entry_get(struct mb_cache *cache, u32 key,
u64 value);
struct mb_cache_entry *mb_cache_entry_find_first(struct mb_cache *cache,