To get the amount of unused buckets in sysfs_priority_stats, the code count the buckets which GC_SECTORS_USED is zero. It's correct and should not be overwritten by the count of buckets which prio is zero.
Signed-off-by: Guoju Fang <[email protected]> --- drivers/md/bcache/sysfs.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/md/bcache/sysfs.c b/drivers/md/bcache/sysfs.c index 557a8a3..b31c9df 100644 --- a/drivers/md/bcache/sysfs.c +++ b/drivers/md/bcache/sysfs.c @@ -959,8 +959,6 @@ static int __bch_cache_cmp(const void *l, const void *r) !cached[n - 1]) --n; - unused = ca->sb.nbuckets - n; - while (cached < p + n && *cached == BTREE_PRIO) cached++, n--; -- 1.8.3.1
