Re: Transaction patch series overview

> List, please see here an overview and ordering of the ref transaction
> patch series.
> These series build on each other and needs to be applied in the order
> listed below.
>
> This is an update.
>
> rs/ref-transaction-0
> ---------------------------
>     Early part of the "ref transaction" topic.
>
>     * rs/ref-transaction-0:
>       refs.c: change ref_transaction_update() to do error checking and
> return status
>       refs.c: remove the onerr argument to ref_transaction_commit
>       update-ref: use err argument to get error from ref_transaction_commit
>       refs.c: make update_ref_write update a strbuf on failure
>       refs.c: make ref_update_reject_duplicates take a strbuf argument
> for errors
>       refs.c: log_ref_write should try to return meaningful errno
>       refs.c: make resolve_ref_unsafe set errno to something meaningful on error
>       refs.c: commit_packed_refs to return a meaningful errno on failure
>       refs.c: make remove_empty_directories always set errno to something sane
>       refs.c: verify_lock should set errno to something meaningful
>       refs.c: make sure log_ref_setup returns a meaningful errno
>       refs.c: add an err argument to repack_without_refs
>       lockfile.c: make lock_file return a meaningful errno on failurei
>       lockfile.c: add a new public function unable_to_lock_message
>       refs.c: add a strbuf argument to ref_transaction_commit for error logging
>       refs.c: allow passing NULL to ref_transaction_free
>       refs.c: constify the sha arguments for
> ref_transaction_create|delete|update
>       refs.c: ref_transaction_commit should not free the transaction
>       refs.c: remove ref_transaction_rollback
>
> Has been merged into next.

> ref-transaction-1 (2014-07-16) 20 commits
> ...
>  The second batch of the transactional ref update series.
>
> Has been merged into pu
>
> rs/ref-transaction (2014-07-17) 12 commits
> ...
> The third and final part of the basic ref-transaction work.
> 
> Has been merged into pu.

> This series is for once the previous transaction changes are in and
> this series will add
> a new backend for refs: refs-be-db.c which offloads all refs access to
> an external database daemon.
> An example reference implementation for an external daemon is also
> provided and can be used as basis for
> creating a daemon to plug into, say, a SQL database or similar.