WARNING: mutexes are preferred for single holder semaphores

[Christoph Hellwig]

On Mon, May 05, 2008 at 12:13:43PM +1000, Paul Mackerras wrote:
> Sean MacLennan writes:
> 
> > This is a bit OT, but I got the warning in the subject from
> > checkpatch.pl for a piece of code. The code *is* using a mutex. Does it
> > actually mean I shouldn't use a mutex?
> 
> I don't require zero checkpatch warnings or errors on patches before I
> accept them.  If what checkpatch is saying is rubbish, just ignore it.

Current versions don't spew much rubbish anymore, and this one certainly
isn't.