Re: [PATCH] reflog: continue walking the reflog past root commits

> If a repository contains more than one root commit, then its HEAD
> reflog may contain multiple "creation events", i.e. entries whose
> "from" value is the null sha1.  Listing such a reflog currently stops
> prematurely at the first such entry, even when the reflog still
> contains older entries.  This can scare users into thinking that their
> reflog got truncated after 'git checkout --orphan'.
>
> Continue walking the reflog past such creation evens based on the

> preceeding reflog entry's "new" value.
>
> The test 'symbolic-ref writes reflog entry' in t1401-symbolic-ref
> implicitly relies on the current behavior of the reflog walker to stop
> at a root commit and thus to list only the reflog entries that are
> relevant for that test.  Adjust the test to explicitly specify the
> number of relevant reflog entries to be listed.
>
> Reported-by: Patrik Gustafsson <pvn@textalk.se>
> Signed-off-by: SZEDER Gábor <szeder@ira.uka.de>