[PATCH] fix PMU initialization on pseries lpar

Michael Ellerman michael at ellerman.id.au
Wed Aug 2 14:29:33 EST 2006

On Wed, 2006-08-02 at 00:20 -0400, Sonny Rao wrote:
> We should not be calling power4_enable_pmcs() in
> pseries_lpar_enable_pmcs(); just doing the hypercall is sufficient. 
> Prior to 2.6.15 we did not call power4_enable_pmcs() for an lpar.
> power4_enable_pmcs() tries to read the hid0 register which is no
> longer legal for an lpar in newer Power processors.

Argh, how did I miss that. Mea culpa. 


Michael Ellerman
IBM OzLabs

wwweb: http://michael.ellerman.id.au
phone: +61 2 6212 1183 (tie line 70 21183)

We do not inherit the earth from our ancestors,
we borrow it from our children. - S.M.A.R.T Person
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