Re: [PATCH v3 3/9] refs: export `ref_transaction_update_reflog()`

> In a subsequent commit we'll add another user that wants to write reflog
> entries. This requires them to call `ref_transaction_update_reflog()`,
> but that function is local to "refs.c".
>
> Export the function to prepare for the change. While at it, drop the
> `flags` field, as all callers are for now expected to use the same flags
> anyway.
>
> Signed-off-by: Patrick Steinhardt <ps@pks.im>
> ---
>  refs.c | 29 +++++++++++------------------
>  refs.h | 15 +++++++++++++++
>  2 files changed, 26 insertions(+), 18 deletions(-)
>
> diff --git a/refs.c b/refs.c
> index dce5c49ca2b..8aa9f7236a3 100644
> --- a/refs.c
> +++ b/refs.c
> @@ -1371,27 +1371,21 @@ int ref_transaction_update(struct ref_transaction *transaction,
>  	return 0;
>  }
>  
> -/*
> - * Similar to`ref_transaction_update`, but this function is only for adding