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btrfs: root->fs_info cleanup, add fs_info convenience variables

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In routines where someptr->fs_info is referenced multiple times, we
introduce a convenience variable.  This makes the code considerably
more readable.

Signed-off-by: Jeff Mahoney <jeffm@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Jeff Mahoney
2016-06-22 18:54:23 -04:00
committed by David Sterba
parent 6202df6921
commit 0b246afa62
33 changed files with 2251 additions and 2016 deletions
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3
fs/btrfs/inode-item.c
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@@ -328,6 +328,7 @@ int btrfs_insert_inode_ref(struct btrfs_trans_handle *trans,
const char *name, int name_len,
u64 inode_objectid, u64 ref_objectid, u64 index)
{
struct btrfs_fs_info *fs_info = root->fs_info;
struct btrfs_path *path;
struct btrfs_key key;
struct btrfs_inode_ref *ref;
@@ -384,7 +385,7 @@ out:
btrfs_free_path(path);
if (ret == -EMLINK) {
struct btrfs_super_block *disk_super = root->fs_info->super_copy;
struct btrfs_super_block *disk_super = fs_info->super_copy;
/* We ran out of space in the ref array. Need to
* add an extended ref. */
if (btrfs_super_incompat_flags(disk_super)