Commit 068fe39f authored by Chris Mason's avatar Chris Mason

Btrfs: Add checks for last byte in disk to allocator grouping

Signed-off-by: default avatarChris Mason <chris.mason@oracle.com>
parent dacb473a
...@@ -1611,8 +1611,13 @@ static int noinline find_free_extent(struct btrfs_trans_handle *trans, ...@@ -1611,8 +1611,13 @@ static int noinline find_free_extent(struct btrfs_trans_handle *trans,
} }
ins->offset = num_bytes; ins->offset = num_bytes;
btrfs_free_path(path); btrfs_free_path(path);
if (last_ptr) if (last_ptr) {
*last_ptr = ins->objectid + ins->offset; *last_ptr = ins->objectid + ins->offset;
if (*last_ptr ==
btrfs_super_total_bytes(&root->fs_info->super_copy)) {
*last_ptr = 0;
}
}
return 0; return 0;
new_group: new_group:
......
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