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lru_cache: Converted lc_seq_printf_status to return void 

Fix the semantic of lc_seq_printf. Currently, it always returns 0 and
the return value is unused, therefore, convert the return type to void.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Roland Kammerer 2015-04-16 10:17:51 +02:00 committed by Jens Axboe
parent 63a7c8ad92
commit bb649b34dd
2 changed files with 2 additions and 4 deletions
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2
include/linux/lru_cache.h
View File

@ -264,7 +264,7 @@ extern unsigned int lc_put(struct lru_cache *lc, struct lc_element *e);
extern void lc_committed(struct lru_cache *lc);
struct seq_file;
extern size_t lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc);
extern void lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc);
extern void lc_seq_dump_details(struct seq_file *seq, struct lru_cache *lc, char *utext,
void (*detail) (struct seq_file *, struct lc_element *));

4
lib/lru_cache.c
View File

@ -238,7 +238,7 @@ void lc_reset(struct lru_cache *lc)
* @seq: the seq_file to print into
* @lc: the lru cache to print statistics of
*/
size_t lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc)
void lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc)
{
/* NOTE:
* total calls to lc_get are
@ -250,8 +250,6 @@ size_t lc_seq_printf_stats(struct seq_file *seq, struct lru_cache *lc)
seq_printf(seq, "\t%s: used:%u/%u hits:%lu misses:%lu starving:%lu locked:%lu changed:%lu\n",
lc->name, lc->used, lc->nr_elements,
lc->hits, lc->misses, lc->starving, lc->locked, lc->changed);
return 0;
}
static struct hlist_head *lc_hash_slot(struct lru_cache *lc, unsigned int enr)