Re: [PATCH] checkpatch: Add test for commit id formatting style in commit log

> > On Thu, Jul 3, 2014 at 12:00 AM, Joe Perches <joe@perches.com> wrote:
> > > Commit logs have various forms of commit id references.
> > >
> > > Try to standardize on a 12 character long lower case
> > > commit id along with a description of parentheses and
> > > the quoted subject line
> > >
> > > ie: commit 0123456789ab ("commit description")
> > 
> > Now this is in mainline, checkpatch starts complaining about my "too long"
> > (40 chars) commit IDs in commit messages :-(
> > 
> > 40 chars may be too long (but it's quick to copy-and-paste, as "git show"
> > shows that by default), but 12 sounds a bit short, as that's only 48 bits.
> 
> Right now, this test allows 12 to 16 byte length commit ids
> without emitting a warning.
> 
> Andrew wanted this test, I don't care how long the commit id
> is in the commit log.