From: Qu Wenruo <wqu@suse.com>
To: linux-btrfs@vger.kernel.org
Subject: [PATCH 07/19] btrfs: Move alloc_backref_node() to backref.c
Date: Tue, 3 Mar 2020 15:13:57 +0800 [thread overview]
Message-ID: <20200303071409.57982-8-wqu@suse.com> (raw)
In-Reply-To: <20200303071409.57982-1-wqu@suse.com>
Signed-off-by: Qu Wenruo <wqu@suse.com>
---
fs/btrfs/backref.c | 20 ++++++++++++++++++++
fs/btrfs/backref.h | 2 ++
fs/btrfs/relocation.c | 20 --------------------
3 files changed, 22 insertions(+), 20 deletions(-)
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index 8fc1d520695e..b6183cb7c60b 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -2460,3 +2460,23 @@ void backref_cache_init(struct btrfs_fs_info *fs_info,
INIT_LIST_HEAD(&cache->pending_edge);
INIT_LIST_HEAD(&cache->useless_node);
}
+
+struct backref_node *alloc_backref_node(struct backref_cache *cache,
+ u64 bytenr, int level)
+{
+ struct backref_node *node;
+
+ ASSERT(level >= 0 && level < BTRFS_MAX_LEVEL);
+ node = kzalloc(sizeof(*node), GFP_NOFS);
+ if (node) {
+ INIT_LIST_HEAD(&node->list);
+ INIT_LIST_HEAD(&node->upper);
+ INIT_LIST_HEAD(&node->lower);
+ RB_CLEAR_NODE(&node->rb_node);
+ cache->nr_nodes++;
+
+ node->level = level;
+ node->bytenr = bytenr;
+ }
+ return node;
+}
diff --git a/fs/btrfs/backref.h b/fs/btrfs/backref.h
index 65e886fb2008..b7aad5f116ae 100644
--- a/fs/btrfs/backref.h
+++ b/fs/btrfs/backref.h
@@ -292,4 +292,6 @@ struct backref_cache {
void backref_cache_init(struct btrfs_fs_info *fs_info,
struct backref_cache *cache, int is_reloc);
+struct backref_node *alloc_backref_node(struct backref_cache *cache,
+ u64 bytenr, int level);
#endif
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 4ec2946f95ae..f97ff88dba21 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -215,26 +215,6 @@ static void backref_cache_cleanup(struct backref_cache *cache)
ASSERT(!cache->nr_edges);
}
-static struct backref_node *alloc_backref_node(struct backref_cache *cache,
- u64 bytenr, int level)
-{
- struct backref_node *node;
-
- ASSERT(level >= 0 && level < BTRFS_MAX_LEVEL);
- node = kzalloc(sizeof(*node), GFP_NOFS);
- if (node) {
- INIT_LIST_HEAD(&node->list);
- INIT_LIST_HEAD(&node->upper);
- INIT_LIST_HEAD(&node->lower);
- RB_CLEAR_NODE(&node->rb_node);
- cache->nr_nodes++;
-
- node->level = level;
- node->bytenr = bytenr;
- }
- return node;
-}
-
static void free_backref_node(struct backref_cache *cache,
struct backref_node *node)
{
--
2.25.1
next prev parent reply other threads:[~2020-03-03 7:15 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-03 7:13 [PATCH 00/19] btrfs: Move generic backref cache build functions to backref.c Qu Wenruo
2020-03-03 7:13 ` [PATCH 01/19] btrfs: Move backref node/edge/cache structure to backref.h Qu Wenruo
2020-03-03 7:13 ` [PATCH 02/19] btrfs: Rename tree_entry to simple_node and export it Qu Wenruo
2020-03-03 7:13 ` [PATCH 03/19] btrfs: relocation: Make reloc root search specific for relocation backref cache Qu Wenruo
2020-03-03 7:13 ` [PATCH 04/19] btrfs: relocation: Add backref_cache::pending_edge and backref_cache::useless_node members Qu Wenruo
2020-03-03 7:13 ` [PATCH 05/19] btrfs: relocation: Add backref_cache::fs_info member Qu Wenruo
2020-03-03 7:13 ` [PATCH 06/19] btrfs: Move backref_cache_init() to backref.c Qu Wenruo
2020-03-03 7:13 ` Qu Wenruo [this message]
2020-03-03 7:13 ` [PATCH 08/19] btrfs: Move alloc_backref_edge() " Qu Wenruo
2020-03-03 7:13 ` [PATCH 09/19] btrfs: Move link_backref_edge() " Qu Wenruo
2020-03-03 7:14 ` [PATCH 10/19] btrfs: Move free_backref_node() and free_backref_edge() to backref.h Qu Wenruo
2020-03-03 7:14 ` [PATCH 11/19] btrfs: Move drop_backref_node() and needed facilities " Qu Wenruo
2020-03-03 7:14 ` [PATCH 12/19] btrfs: Rename remove_backref_node() to cleanup_backref_node() and move it to backref.c Qu Wenruo
2020-03-03 7:14 ` [PATCH 13/19] btrfs: Move backref_cache_cleanup() " Qu Wenruo
2020-03-03 7:14 ` [PATCH 14/19] btrfs: Rename backref_tree_panic() to backref_cache_panic(), and move it " Qu Wenruo
2020-03-03 7:14 ` [PATCH 15/19] btrfs: Rename should_ignore_root() to should_ignore_reloc_root() and export it Qu Wenruo
2020-03-03 7:14 ` [PATCH 16/19] btrfs: relocation: Open-code read_fs_root() for handle_one_tree_backref() Qu Wenruo
2020-03-03 7:14 ` [PATCH 17/19] btrfs: Rename handle_one_tree_block() to backref_cache_add_one_tree_block() and move it to backref.c Qu Wenruo
2020-03-03 7:14 ` [PATCH 18/19] btrfs: relocation: Move the target backref node insert code into finish_upper_links() Qu Wenruo
2020-03-03 7:14 ` [PATCH 19/19] btrfs: Rename finish_upper_links() to backref_cache_finish_upper_links() and move it to backref.c Qu Wenruo
2020-03-03 16:30 ` [PATCH 00/19] btrfs: Move generic backref cache build functions " David Sterba
2020-03-05 5:28 ` Qu Wenruo
2020-03-03 21:22 ` Josef Bacik
2020-03-04 4:54 ` Qu Wenruo
2020-03-04 13:40 ` David Sterba
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