diff options
| -rw-r--r-- | drivers/md/dm-pcache/cache_req.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/drivers/md/dm-pcache/cache_req.c b/drivers/md/dm-pcache/cache_req.c index cc5747d472e9..b2cb3c7615d4 100644 --- a/drivers/md/dm-pcache/cache_req.c +++ b/drivers/md/dm-pcache/cache_req.c @@ -39,13 +39,11 @@ static int cache_data_alloc(struct pcache_cache *cache, struct pcache_cache_key struct pcache_cache_pos *head_pos; struct pcache_cache_segment *cache_seg; u32 seg_remain; - u32 allocated = 0, to_alloc; int ret = 0; preempt_disable(); data_head = get_data_head(cache); again: - to_alloc = key->len - allocated; if (!data_head->head_pos.cache_seg) { seg_remain = 0; } else { @@ -57,10 +55,9 @@ again: seg_remain = cache_seg_remain(head_pos); } - if (seg_remain > to_alloc) { + if (seg_remain > key->len) { /* If remaining space in segment is sufficient for the cache key, allocate it. */ - cache_pos_advance(head_pos, to_alloc); - allocated += to_alloc; + cache_pos_advance(head_pos, key->len); cache_seg_get(cache_seg); } else if (seg_remain) { /* If remaining space is not enough, allocate the remaining space and adjust the cache key length. */ |