Re: [PATCH RFC] Interface to set SPRN_TIDR

2017-09-01 Thread Philippe Bergheaud
On 31/08/2017 20:06, Sukadev Bhattiprolu wrote: felix [fe...@linux.vnet.ibm.com] wrote: On 31/08/2017 01:32, Sukadev Bhattiprolu wrote: Michael Neuling [mi...@neuling.org] wrote: Suka, Please CC Christophe who as an alternative way of doing this. We ned to get agreement across all users of TI

Re: [PATCH RFC] Interface to set SPRN_TIDR

2017-08-31 Thread Sukadev Bhattiprolu
felix [fe...@linux.vnet.ibm.com] wrote: > On 31/08/2017 01:32, Sukadev Bhattiprolu wrote: > > Michael Neuling [mi...@neuling.org] wrote: > > > Suka, > > > > > > Please CC Christophe who as an alternative way of doing this. We ned to > > > get > > > agreement across all users of TIDR/AS_notify...

Re: [PATCH RFC] Interface to set SPRN_TIDR

2017-08-31 Thread felix
On 31/08/2017 01:32, Sukadev Bhattiprolu wrote: Michael Neuling [mi...@neuling.org] wrote: Suka, Please CC Christophe who as an alternative way of doing this. We ned to get agreement across all users of TIDR/AS_notify... Mikey, Thanks. There is overlap between the two patches. I will send a p

Re: [PATCH RFC] Interface to set SPRN_TIDR

2017-08-30 Thread Sukadev Bhattiprolu
Michael Neuling [mi...@neuling.org] wrote: > Suka, > > Please CC Christophe who as an alternative way of doing this. We ned to get > agreement across all users of TIDR/AS_notify... Mikey, Thanks. There is overlap between the two patches. I will send a patch on top of Christophe's for the interfa

Re: [PATCH RFC] Interface to set SPRN_TIDR

2017-08-30 Thread Michael Neuling
Suka, Please CC Christophe who as an alternative way of doing this. We ned to get agreement across all users of TIDR/AS_notify... His patch is here: https://lists.ozlabs.org/pipermail/linuxppc-dev/2017-August/161582.html Mikey On Tue, 2017-08-29 at 19:38 -0700, Sukadev Bhattiprolu wrote: > We

[PATCH RFC] Interface to set SPRN_TIDR

2017-08-29 Thread Sukadev Bhattiprolu
We need the SPRN_TIDR to be set for use with fast thread-wakeup (core-to-core wakeup) in VAS. Each user thread that has a receive window setup and expects to be notified when a sender issues a paste needs to have a unique SPRN_TIDR value. The SPRN_TIDR value only needs to unique within the proces