[PATCH 06/40] btrfs: relocation: Add backref_cache::fs_info member
From: Qu Wenruo <hidden>
Date: 2020-03-23 10:24:46
Subsystem:
btrfs file system, filesystems (vfs and infrastructure), the rest · Maintainers:
Chris Mason, David Sterba, Alexander Viro, Christian Brauner, Linus Torvalds
Add this member so that we can grab fs_info without the help from reloc_control. Signed-off-by: Qu Wenruo <redacted> Reviewed-by: Josef Bacik <josef@toxicpanda.com> --- fs/btrfs/relocation.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 0ba441bb8554..fb69f0f0e68f 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c@@ -163,6 +163,8 @@ struct backref_cache { /* The list of useless backref nodes during backref cache build */ struct list_head useless_node; + + struct btrfs_fs_info *fs_info; }; /*
@@ -265,7 +267,8 @@ static void mapping_tree_init(struct mapping_tree *tree) spin_lock_init(&tree->lock); } -static void backref_cache_init(struct backref_cache *cache) +static void backref_cache_init(struct btrfs_fs_info *fs_info, + struct backref_cache *cache) { int i; cache->rb_root = RB_ROOT;
@@ -276,6 +279,7 @@ static void backref_cache_init(struct backref_cache *cache) INIT_LIST_HEAD(&cache->leaves); INIT_LIST_HEAD(&cache->pending_edge); INIT_LIST_HEAD(&cache->useless_node); + cache->fs_info = fs_info; } static void backref_cache_cleanup(struct backref_cache *cache)
@@ -4304,7 +4308,7 @@ static struct reloc_control *alloc_reloc_control(struct btrfs_fs_info *fs_info) INIT_LIST_HEAD(&rc->reloc_roots); INIT_LIST_HEAD(&rc->dirty_subvol_roots); - backref_cache_init(&rc->backref_cache); + backref_cache_init(fs_info, &rc->backref_cache); mapping_tree_init(&rc->reloc_root_tree); extent_io_tree_init(fs_info, &rc->processed_blocks, IO_TREE_RELOC_BLOCKS, NULL);
--
2.25.2