Re: Btrfs for mainline

Matthew Wilcox
2009-01-07T13:24:49Z

On Wed, Jan 07, 2009 at 02:07:42PM +0100, Ingo Molnar wrote:
> * Chris Mason <chris.mason@oracle.com> wrote:
> > All of this is a long way of saying the btrfs locking scheme is far from
> > perfect. I'll look harder at the loop and ways to get rid of it.
>
> <ob'plug>
>
> adaptive spinning mutexes perhaps? Such as:

Um, I don't know how your mail client does threading, but mine shows
Peter's message introducing the adaptive spinning mutexes as a reply to
one of Chris' messages in the btrfs thread.

Chris is just saying he'll look at other ways to not need the spinning
mutexes.

--
Matthew Wilcox Intel Open Source Technology Centre
"Bill, look, we understand that you're interested in selling us this
operating system, but compare it to ours. We can't possibly take such
a retrograde step."