Re: [PATCH] powerpc/eeh: skip slot presence check when PE is temporarily unavailable.

2021-10-18 Thread Mahesh J Salgaonkar
On 2021-05-07 10:41:46 Fri, Oliver O'Halloran wrote: > On Fri, May 7, 2021 at 3:43 AM Mahesh Salgaonkar wrote: > > > > When certain PHB HW failure causes phyp to recover PHB, it marks the PE > > state as temporarily unavailable. In this case, per PAPR, rtas call > > ibm,read-slot-reset-state2 retu

Re: [PATCH] powerpc/eeh: skip slot presence check when PE is temporarily unavailable.

2021-05-06 Thread Oliver O'Halloran
On Fri, May 7, 2021 at 3:43 AM Mahesh Salgaonkar wrote: > > When certain PHB HW failure causes phyp to recover PHB, it marks the PE > state as temporarily unavailable. In this case, per PAPR, rtas call > ibm,read-slot-reset-state2 returns a PE state as temporarily unavailable(5) > and OS has to wa

[PATCH] powerpc/eeh: skip slot presence check when PE is temporarily unavailable.

2021-05-06 Thread Mahesh Salgaonkar
When certain PHB HW failure causes phyp to recover PHB, it marks the PE state as temporarily unavailable. In this case, per PAPR, rtas call ibm,read-slot-reset-state2 returns a PE state as temporarily unavailable(5) and OS has to wait until that recovery is complete. During this state the slot pres