Re: [PATCH 1/19] MUTEX: Introduce simple mutex implementation

Russell King
2005-12-16T15:58:11Z

On Fri, Dec 16, 2005 at 03:46:41PM +0000, David Howells wrote:
> Russell King <rmk+lkml@arm.linux.org.uk> wrote:
>
> > Do you now see what I mean? (yup, ARM is a llsc architecture.)
>
> Out of interest, at what point did ARM become so? ARM6?

Yes, ARM architecture version 6.

See the ldrex (load exclusive) / strex (store exclusive) instructions.

--
Russell King
Linux kernel 2.6 ARM Linux - http://www.arm.linux.org.uk/
maintainer of: 2.6 Serial core