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btrfs: struct reada_control.root -> reada_control.fs_info

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The root is never used.  We substitute extent_root in for the
reada_find_extent call, since it's only ever used to obtain the node
size.  This call site will be changed to use fs_info in a later patch.

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 18:56:44 -04:00
committed by David Sterba
parent de14379225
commit c28f158e5e
2 changed files with 8 additions and 7 deletions
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2
fs/btrfs/ctree.h
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@@ -3652,7 +3652,7 @@ static inline void btrfs_bio_counter_dec(struct btrfs_fs_info *fs_info)
/* reada.c */
struct reada_control {
struct btrfs_root *root; /* tree to prefetch */
struct btrfs_fs_info *fs_info; /* tree to prefetch */
struct btrfs_key key_start;
struct btrfs_key key_end; /* exclusive */
atomic_t elems;