Re: Re-implement MCE log ring buffer as per-CPU ring buffer

Robert Richter
2009-04-22T10:16:32Z

On 22.04.09 11:22:59, Ingo Molnar wrote:
>
> * Huang Ying <ying.huang@intel.com> wrote:
>
> > Re-implement MCE log ring buffer as per-CPU ring buffer for better
> > scalability. Basic design is as follow:
>
> Before changing anything substantial in the MCE code it would be
> necessary to clean up and then unify the 32-bit and 64-bit side of
> the MCE code first. (Which essentially means extending the
> 64-bit-only code to 32-bit)

You may also want to consider to use the in-kernel ring_buffer api
(include/linux/ring_buffer.h).

-Robert

--
Advanced Micro Devices, Inc.
Operating System Research Center
email: robert.richter@amd.com