On 2018年06月08日 20:47, Nikolay Borisov wrote:
> This argument is used to obtain a reference to fs_info, which can
> already be done from the passed trans handle, so use that instead.
> This is in preparation for delayed refs support.
>
> Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx>
Reviewed-by: Qu Wenruo <wqu@xxxxxxxx>
Thanks,
Qu
> ---
> extent-tree.c | 9 ++++-----
> 1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/extent-tree.c b/extent-tree.c
> index 0643815bd41c..cbc022f6cef6 100644
> --- a/extent-tree.c
> +++ b/extent-tree.c
> @@ -2098,9 +2098,8 @@ static int finish_current_insert(struct btrfs_trans_handle *trans)
> return 0;
> }
>
> -static int pin_down_bytes(struct btrfs_trans_handle *trans,
> - struct btrfs_root *root,
> - u64 bytenr, u64 num_bytes, int is_data)
> +static int pin_down_bytes(struct btrfs_trans_handle *trans, u64 bytenr,
> + u64 num_bytes, int is_data)
> {
> int err = 0;
> struct extent_buffer *buf;
> @@ -2108,7 +2107,7 @@ static int pin_down_bytes(struct btrfs_trans_handle *trans,
> if (is_data)
> goto pinit;
>
> - buf = btrfs_find_tree_block(root->fs_info, bytenr, num_bytes);
> + buf = btrfs_find_tree_block(trans->fs_info, bytenr, num_bytes);
> if (!buf)
> goto pinit;
>
> @@ -2360,7 +2359,7 @@ static int __free_extent(struct btrfs_trans_handle *trans,
> }
>
> if (pin) {
> - ret = pin_down_bytes(trans, root, bytenr, num_bytes,
> + ret = pin_down_bytes(trans, bytenr, num_bytes,
> is_data);
> if (ret > 0)
> mark_free = 1;
>
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