btrfs: Remove unused sectorsize variable from struct map_lookup

This variable was added in 1abe9b8a138c ("Btrfs: add initial tracepointi
support for btrfs"), yet it never really got used, only assigned to. So
let's remove it.

Signed-off-by: Nikolay Borisov <nborisov@suse.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index ed82edf..1823119 100644 (file)
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -4791,7 +4791,6 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
                                                   j * stripe_size;
                }
        }
-       map->sector_size = info->sectorsize;
        map->stripe_len = BTRFS_STRIPE_LEN;
        map->io_align = BTRFS_STRIPE_LEN;
        map->io_width = BTRFS_STRIPE_LEN;
@@ -6443,7 +6442,6 @@ static int read_one_chunk(struct btrfs_fs_info *fs_info, struct btrfs_key *key,
        map->num_stripes = num_stripes;
        map->io_width = btrfs_chunk_io_width(leaf, chunk);
        map->io_align = btrfs_chunk_io_align(leaf, chunk);
-       map->sector_size = btrfs_chunk_sector_size(leaf, chunk);
        map->stripe_len = btrfs_chunk_stripe_len(leaf, chunk);
        map->type = btrfs_chunk_type(leaf, chunk);
        map->sub_stripes = btrfs_chunk_sub_stripes(leaf, chunk);

diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 181b365..eebe2f8 100644 (file)
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -353,7 +353,6 @@ struct map_lookup {
        int io_align;
        int io_width;
        u64 stripe_len;
-       int sector_size;
        int num_stripes;
        int sub_stripes;
        struct btrfs_bio_stripe stripes[];