Re: [PATCH V3 02/16] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register

2020-05-07 Thread Anshuman Khandual
On 05/05/2020 04:12 PM, Will Deacon wrote: > On Tue, May 05, 2020 at 12:20:41PM +0530, Anshuman Khandual wrote: >> On 05/05/2020 01:54 AM, Will Deacon wrote: >>> On Sat, May 02, 2020 at 07:03:51PM +0530, Anshuman Khandual wrote: ID_DFR0 based TraceFilt feature should not be exposed to

Re: [PATCH V3 02/16] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register

2020-05-05 Thread Will Deacon
On Tue, May 05, 2020 at 12:20:41PM +0530, Anshuman Khandual wrote: > On 05/05/2020 01:54 AM, Will Deacon wrote: > > On Sat, May 02, 2020 at 07:03:51PM +0530, Anshuman Khandual wrote: > >> ID_DFR0 based TraceFilt feature should not be exposed to guests. Hence lets > >> drop it. > >> > >> Cc:

Re: [PATCH V3 02/16] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register

2020-05-05 Thread Anshuman Khandual
On 05/05/2020 01:54 AM, Will Deacon wrote: > On Sat, May 02, 2020 at 07:03:51PM +0530, Anshuman Khandual wrote: >> ID_DFR0 based TraceFilt feature should not be exposed to guests. Hence lets >> drop it. >> >> Cc: Catalin Marinas >> Cc: Will Deacon >> Cc: Marc Zyngier >> Cc: Mark Rutland >>

Re: [PATCH V3 02/16] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register

2020-05-04 Thread Will Deacon
On Sat, May 02, 2020 at 07:03:51PM +0530, Anshuman Khandual wrote: > ID_DFR0 based TraceFilt feature should not be exposed to guests. Hence lets > drop it. > > Cc: Catalin Marinas > Cc: Will Deacon > Cc: Marc Zyngier > Cc: Mark Rutland > Cc: James Morse > Cc: Suzuki K Poulose > Cc:

[PATCH V3 02/16] arm64/cpufeature: Drop TraceFilt feature exposure from ID_DFR0 register

2020-05-02 Thread Anshuman Khandual
ID_DFR0 based TraceFilt feature should not be exposed to guests. Hence lets drop it. Cc: Catalin Marinas Cc: Will Deacon Cc: Marc Zyngier Cc: Mark Rutland Cc: James Morse Cc: Suzuki K Poulose Cc: linux-arm-ker...@lists.infradead.org Cc: linux-kernel@vger.kernel.org Suggested-by: Mark