diff --git a/Documentation/admin-guide/device-mapper/writecache.rst b/Documentation/admin-guide/device-mapper/writecache.rst index 10429779a91a..7bead3b52690 100644 --- a/Documentation/admin-guide/device-mapper/writecache.rst +++ b/Documentation/admin-guide/device-mapper/writecache.rst @@ -78,8 +78,8 @@ Status: 2. the number of blocks 3. the number of free blocks 4. the number of blocks under writeback -5. the number of read requests -6. the number of read requests that hit the cache +5. the number of read blocks +6. the number of read blocks that hit the cache 7. the number of write requests 8. the number of write requests that hit uncommitted block 9. the number of write requests that hit committed block diff --git a/drivers/md/dm-writecache.c b/drivers/md/dm-writecache.c index e4753e8c46d3..b71efe08d809 100644 --- a/drivers/md/dm-writecache.c +++ b/drivers/md/dm-writecache.c @@ -1365,6 +1365,7 @@ read_next_block: } } else { writecache_map_remap_origin(wc, bio, e); + wc->stats.reads += (bio->bi_iter.bi_size - wc->block_size) >> wc->block_size_bits; map_op = WC_MAP_REMAP_ORIGIN; }