6.6-stable review patch. If anyone has any objections, please let me know.
------------------
From: Naohiro Aota <naohiro.aota@xxxxxxx>
[ Upstream commit b271fee9a41ca1474d30639fd6cc912c9901d0f8 ]
Factor out prepare_allocation_zoned() for further extension. While at
it, optimize the if-branch a bit.
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@xxxxxxx>
Signed-off-by: Naohiro Aota <naohiro.aota@xxxxxxx>
Reviewed-by: David Sterba <dsterba@xxxxxxxx>
Signed-off-by: David Sterba <dsterba@xxxxxxxx>
Stable-dep-of: 02444f2ac26e ("btrfs: zoned: optimize hint byte for zoned allocator")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
fs/btrfs/extent-tree.c | 32 +++++++++++++++++++-------------
1 file changed, 19 insertions(+), 13 deletions(-)
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index d421e289dc73..69abb6eb81df 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -4139,6 +4139,24 @@ static int prepare_allocation_clustered(struct btrfs_fs_info *fs_info,
return 0;
}
+static int prepare_allocation_zoned(struct btrfs_fs_info *fs_info,
+ struct find_free_extent_ctl *ffe_ctl)
+{
+ if (ffe_ctl->for_treelog) {
+ spin_lock(&fs_info->treelog_bg_lock);
+ if (fs_info->treelog_bg)
+ ffe_ctl->hint_byte = fs_info->treelog_bg;
+ spin_unlock(&fs_info->treelog_bg_lock);
+ } else if (ffe_ctl->for_data_reloc) {
+ spin_lock(&fs_info->relocation_bg_lock);
+ if (fs_info->data_reloc_bg)
+ ffe_ctl->hint_byte = fs_info->data_reloc_bg;
+ spin_unlock(&fs_info->relocation_bg_lock);
+ }
+
+ return 0;
+}
+
static int prepare_allocation(struct btrfs_fs_info *fs_info,
struct find_free_extent_ctl *ffe_ctl,
struct btrfs_space_info *space_info,
@@ -4149,19 +4167,7 @@ static int prepare_allocation(struct btrfs_fs_info *fs_info,
return prepare_allocation_clustered(fs_info, ffe_ctl,
space_info, ins);
case BTRFS_EXTENT_ALLOC_ZONED:
- if (ffe_ctl->for_treelog) {
- spin_lock(&fs_info->treelog_bg_lock);
- if (fs_info->treelog_bg)
- ffe_ctl->hint_byte = fs_info->treelog_bg;
- spin_unlock(&fs_info->treelog_bg_lock);
- }
- if (ffe_ctl->for_data_reloc) {
- spin_lock(&fs_info->relocation_bg_lock);
- if (fs_info->data_reloc_bg)
- ffe_ctl->hint_byte = fs_info->data_reloc_bg;
- spin_unlock(&fs_info->relocation_bg_lock);
- }
- return 0;
+ return prepare_allocation_zoned(fs_info, ffe_ctl);
default:
BUG();
}
--
2.43.0
