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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-16 09:18:46 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-11-16 09:18:46 +0100 |
| commit | 93c69b2d17372463ae33b79b3002c22a208945b3 (patch) | |
| tree | 328d30d717710d830633337ada90a65d65095eda /fs/btrfs/relocation.c | |
| parent | ef84928cff589c6b42e16b3ef7d2d95469128c80 (diff) | |
| parent | 09162bc32c880a791c6c0668ce0745cf7958f576 (diff) | |
| download | lwn-93c69b2d17372463ae33b79b3002c22a208945b3.tar.gz lwn-93c69b2d17372463ae33b79b3002c22a208945b3.zip | |
Merge 5.10-rc4 into char-misc-next
We need the char/misc fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/btrfs/relocation.c')
| -rw-r--r-- | fs/btrfs/relocation.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index 3602806d71bd..9ba92d86da0b 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -1648,6 +1648,7 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc, struct btrfs_root_item *root_item; struct btrfs_path *path; struct extent_buffer *leaf; + int reserve_level; int level; int max_level; int replaced = 0; @@ -1696,7 +1697,8 @@ static noinline_for_stack int merge_reloc_root(struct reloc_control *rc, * Thus the needed metadata size is at most root_level * nodesize, * and * 2 since we have two trees to COW. */ - min_reserved = fs_info->nodesize * btrfs_root_level(root_item) * 2; + reserve_level = max_t(int, 1, btrfs_root_level(root_item)); + min_reserved = fs_info->nodesize * reserve_level * 2; memset(&next_key, 0, sizeof(next_key)); while (1) { |