Re: MIPS performance counters

[Ralf Baechle <ralf@oss.sgi.com>]

On Tue, Nov 27, 2001 at 01:48:28PM +0000, Chris Dearman wrote:

>   A few days ago someone (sorry, I deleted the mail...) was asking about
> support for MIPS performance counters.  Some time ago I ported Mikael
> Pettersson's perfctr (http://www.csd.uu.se/~mikpe/linux/perfctr)
> driver to 2.2.12 and used that to profile programs running on an
> RM7000.  This driver has a reasonably generic interface and supports per
> process profiling.
>  Unless anyone can suggest a better starting point I'll have a look at
> putting this into 2.4.14.

Aside a few details I liked the proposal posted by Keith Owens.  I guess
his proposal is however more aimed at 2.5 than at 2.4 so for 2.4 your
proposal is probably a good thing.

  Ralf