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-rw-r--r--fs/btrfs/inode.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index ecd9c4cdb0d..13ab4de0a40 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8502,6 +8502,7 @@ static int __btrfs_prealloc_file_range(struct inode *inode, int mode,
struct btrfs_key ins;
u64 cur_offset = start;
u64 i_size;
+ u64 cur_bytes;
int ret = 0;
bool own_trans = true;
@@ -8516,8 +8517,9 @@ static int __btrfs_prealloc_file_range(struct inode *inode, int mode,
}
}
- ret = btrfs_reserve_extent(trans, root,
- min(num_bytes, 256ULL * 1024 * 1024),
+ cur_bytes = min(num_bytes, 256ULL * 1024 * 1024);
+ cur_bytes = max(cur_bytes, min_size);
+ ret = btrfs_reserve_extent(trans, root, cur_bytes,
min_size, 0, *alloc_hint, &ins, 1);
if (ret) {
if (own_trans)