Subject: Re: semaphore
To: Simon J. Gerraty <sjg@crufty.net>
From: Jason R Thorpe <thorpej@wasabisystems.com>
List: tech-kern
Date: 03/20/2002 22:42:30
On Wed, Mar 20, 2002 at 10:35:59PM -0800, Simon J. Gerraty wrote:

 > I've implemented kernel semaphors - but never committed them.
 > I was using them to help coordinate sparc-MP, but the real problem
 > lay elsewhere and simpler coordination methods have since been
 > used for the purpose.  So kern_sem.c is in my tree, I can commit it 
 > if someone has a need - supports sleeping and spinning versions of
 > the wait operations as well as taking/releasing multiple "counts" at
 > the same time.

Can you send it to me again?  I could plop it onto the "newlock" branch.

I don't recall, but does yours use the same API as Solaris?

-- 
        -- Jason R. Thorpe <thorpej@wasabisystems.com>