Re: [PATCH v2] powerpc/pseries: Fix MCE handling on pseries

2020-04-06 Thread Michael Ellerman
On Fri, 2020-03-20 at 11:01:19 UTC, Ganesh Goudar wrote: > MCE handling on pSeries platform fails as recent rework to use common > code for pSeries and PowerNV in machine check error handling tries to > access per-cpu variables in realmode. The per-cpu variables may be > outside the RMO region on

Re: [PATCH v2] powerpc/pseries: Fix MCE handling on pseries

2020-04-01 Thread Ganesh
On 3/20/20 4:31 PM, Ganesh Goudar wrote: MCE handling on pSeries platform fails as recent rework to use common code for pSeries and PowerNV in machine check error handling tries to access per-cpu variables in realmode. The per-cpu variables may be outside the RMO region on pSeries platform and

[PATCH v2] powerpc/pseries: Fix MCE handling on pseries

2020-03-20 Thread Ganesh Goudar
MCE handling on pSeries platform fails as recent rework to use common code for pSeries and PowerNV in machine check error handling tries to access per-cpu variables in realmode. The per-cpu variables may be outside the RMO region on pSeries platform and needs translation to be enabled for access.