From: Jeff Mahoney <je...@suse.com> The io_ctl->root member was only being used to access root->fs_info.
Signed-off-by: Jeff Mahoney <je...@suse.com> --- fs/btrfs/ctree.h | 2 +- fs/btrfs/free-space-cache.c | 12 ++++++------ 2 files changed, 7 insertions(+), 7 deletions(-) diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 784f003..4660ce4 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -513,7 +513,7 @@ struct btrfs_io_ctl { void *cur, *orig; struct page *page; struct page **pages; - struct btrfs_root *root; + struct btrfs_fs_info *fs_info; struct inode *inode; unsigned long size; int index; diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c index 5cbfa64..b3face3 100644 --- a/fs/btrfs/free-space-cache.c +++ b/fs/btrfs/free-space-cache.c @@ -305,7 +305,7 @@ static int readahead_cache(struct inode *inode) } static int io_ctl_init(struct btrfs_io_ctl *io_ctl, struct inode *inode, - struct btrfs_root *root, int write) + int write) { int num_pages; int check_crcs = 0; @@ -327,7 +327,7 @@ static int io_ctl_init(struct btrfs_io_ctl *io_ctl, struct inode *inode, return -ENOMEM; io_ctl->num_pages = num_pages; - io_ctl->root = root; + io_ctl->fs_info = btrfs_sb(inode->i_sb); io_ctl->check_crcs = check_crcs; io_ctl->inode = inode; @@ -450,7 +450,7 @@ static int io_ctl_check_generation(struct btrfs_io_ctl *io_ctl, u64 generation) gen = io_ctl->cur; if (le64_to_cpu(*gen) != generation) { - btrfs_err_rl(io_ctl->root->fs_info, + btrfs_err_rl(io_ctl->fs_info, "space cache generation (%llu) does not match inode (%llu)", *gen, generation); io_ctl_unmap_page(io_ctl); @@ -506,7 +506,7 @@ static int io_ctl_check_crc(struct btrfs_io_ctl *io_ctl, int index) PAGE_SIZE - offset); btrfs_csum_final(crc, (char *)&crc); if (val != crc) { - btrfs_err_rl(io_ctl->root->fs_info, + btrfs_err_rl(io_ctl->fs_info, "csum mismatch on free space cache"); io_ctl_unmap_page(io_ctl); return -EIO; @@ -725,7 +725,7 @@ static int __load_free_space_cache(struct btrfs_root *root, struct inode *inode, if (!num_entries) return 0; - ret = io_ctl_init(&io_ctl, inode, root, 0); + ret = io_ctl_init(&io_ctl, inode, 0); if (ret) return ret; @@ -1230,7 +1230,7 @@ static int __btrfs_write_out_cache(struct btrfs_root *root, struct inode *inode, return -EIO; WARN_ON(io_ctl->pages); - ret = io_ctl_init(io_ctl, inode, root, 1); + ret = io_ctl_init(io_ctl, inode, 1); if (ret) return ret; -- 2.7.1 -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html