Re: [PATCH 1/2] powerpc/book3e-64: hv exceptions aren't MASKABLE

2011-05-20 Thread Kumar Gala
On May 20, 2011, at 2:00 PM, Scott Wood wrote: In general we will not have EE soft-disabled or be napping when these exceptions happen, but still it is not correct. The guest doorbell exceptions can only be triggered with MSR[GS]=1, and thus for host kernel nesting purposes are base-level

Re: [PATCH 1/2] powerpc/book3e-64: hv exceptions aren't MASKABLE

2011-05-20 Thread Scott Wood
On Fri, 20 May 2011 14:36:09 -0500 Kumar Gala ga...@kernel.crashing.org wrote: On May 20, 2011, at 2:00 PM, Scott Wood wrote: In general we will not have EE soft-disabled or be napping when these exceptions happen, but still it is not correct. The guest doorbell exceptions can only

Re: [PATCH 1/2] powerpc/book3e-64: hv exceptions aren't MASKABLE

2011-05-20 Thread Benjamin Herrenschmidt
On Fri, 2011-05-20 at 14:00 -0500, Scott Wood wrote: In general we will not have EE soft-disabled or be napping when these exceptions happen, but still it is not correct. The guest doorbell exceptions can only be triggered with MSR[GS]=1, and thus for host kernel nesting purposes are