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Merge branch 'foreign/zhaolei/reada' into for-chris-4.6

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This commit is contained in:
David Sterba
2016-02-26 15:38:30 +01:00
parent 23c1a966f2 7aff8cf4a6
commit ff7db6e05a
3 changed files with 141 additions and 137 deletions
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fs/btrfs/ctree.h
+5 -2
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@@ -1825,6 +1825,9 @@ struct btrfs_fs_info {
spinlock_t reada_lock;
struct radix_tree_root reada_tree;
/* readahead works cnt */
atomic_t reada_works_cnt;
/* Extent buffer radix tree */
spinlock_t buffer_lock;
struct radix_tree_root buffer_radix;
@@ -4563,8 +4566,8 @@ struct reada_control *btrfs_reada_add(struct btrfs_root *root,
struct btrfs_key *start, struct btrfs_key *end);
int btrfs_reada_wait(void *handle);
void btrfs_reada_detach(void *handle);
int btree_readahead_hook(struct btrfs_root *root, struct extent_buffer *eb,
u64 start, int err);
int btree_readahead_hook(struct btrfs_fs_info *fs_info,
struct extent_buffer *eb, u64 start, int err);
static inline int is_fstree(u64 rootid)
{