Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-08 Thread Athira Rajeev
> On 08-Jul-2020, at 5:12 PM, Michael Ellerman wrote: > > Athira Rajeev > writes: > >> PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). > ^ > a >> First is the addition of BHRB disable bit and

Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-08 Thread Athira Rajeev
> On 08-Jul-2020, at 1:13 PM, Gautham R Shenoy wrote: > > On Tue, Jul 07, 2020 at 05:17:55PM +1000, Michael Neuling wrote: >> On Wed, 2020-07-01 at 05:20 -0400, Athira Rajeev wrote: >>> PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). >>> First is the addition of BHRB

Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-08 Thread Michael Ellerman
Athira Rajeev writes: > PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). ^ a > First is the addition of BHRB disable bit and second new filtering ^

Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-08 Thread Athira Rajeev
> On 07-Jul-2020, at 12:47 PM, Michael Neuling wrote: > > On Wed, 2020-07-01 at 05:20 -0400, Athira Rajeev wrote: >> PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). >> First is the addition of BHRB disable bit and second new filtering >> modes for BHRB. >> >> BHRB

Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-08 Thread Gautham R Shenoy
On Tue, Jul 07, 2020 at 05:17:55PM +1000, Michael Neuling wrote: > On Wed, 2020-07-01 at 05:20 -0400, Athira Rajeev wrote: > > PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). > > First is the addition of BHRB disable bit and second new filtering > > modes for BHRB. > >

Re: [PATCH v2 07/10] powerpc/perf: support BHRB disable bit and new filtering modes

2020-07-07 Thread Michael Neuling
On Wed, 2020-07-01 at 05:20 -0400, Athira Rajeev wrote: > PowerISA v3.1 has few updates for the Branch History Rolling Buffer(BHRB). > First is the addition of BHRB disable bit and second new filtering > modes for BHRB. > > BHRB disable is controlled via Monitor Mode Control Register A (MMCRA) >