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btrfs: take an fs_info directly when the root is not used otherwise

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There are loads of functions in btrfs that accept a root parameter
but only use it to obtain an fs_info pointer.  Let's convert those to
just accept an fs_info pointer directly.

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 18:54:24 -04:00
committed by David Sterba
parent afdb571890
commit 2ff7e61e0d
44 changed files with 1119 additions and 1243 deletions
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6
fs/btrfs/backref.c
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@@ -788,8 +788,7 @@ static int __add_missing_keys(struct btrfs_fs_info *fs_info,
if (ref->key_for_search.type)
continue;
BUG_ON(!ref->wanted_disk_byte);
eb = read_tree_block(fs_info->tree_root, ref->wanted_disk_byte,
0);
eb = read_tree_block(fs_info, ref->wanted_disk_byte, 0);
if (IS_ERR(eb)) {
return PTR_ERR(eb);
} else if (!extent_buffer_uptodate(eb)) {
@@ -1405,8 +1404,7 @@ again:
ref->level == 0) {
struct extent_buffer *eb;
eb = read_tree_block(fs_info->extent_root,
ref->parent, 0);
eb = read_tree_block(fs_info, ref->parent, 0);
if (IS_ERR(eb)) {
ret = PTR_ERR(eb);
goto out;