{
unsigned long idx;
struct swap_cluster_info *ci;
- unsigned long offset, i;
- unsigned char *map;
+ unsigned long offset;
/*
* Should not even be attempting cluster allocations when huge
alloc_cluster(si, idx);
cluster_set_count_flag(ci, SWAPFILE_CLUSTER, CLUSTER_FLAG_HUGE);
- map = si->swap_map + offset;
- for (i = 0; i < SWAPFILE_CLUSTER; i++)
- map[i] = SWAP_HAS_CACHE;
+ memset(si->swap_map + offset, SWAP_HAS_CACHE, SWAPFILE_CLUSTER);
unlock_cluster(ci);
swap_range_alloc(si, offset, SWAPFILE_CLUSTER);
*slot = swp_entry(si->type, offset);
unsigned long offset;
unsigned char count;
unsigned char has_cache;
- int err = -EINVAL;
+ int err;
p = get_swap_device(entry);
if (!p)
- goto out;
+ return -EINVAL;
offset = swp_offset(entry);
ci = lock_cluster_or_swap_info(p, offset);
unlock_out:
unlock_cluster_or_swap_info(p, ci);
-out:
if (p)
put_swap_device(p);
return err;
ci = lock_cluster(si, offset);
- count = si->swap_map[offset] & ~SWAP_HAS_CACHE;
+ count = swap_count(si->swap_map[offset]);
if ((count & ~COUNT_CONTINUED) != SWAP_MAP_MAX) {
/*