Re: [PATCH v6 16/21] arm64: cpufeature: Enumerate support for Enhanced Counter Virtualization

2021-08-10 Thread Marc Zyngier
On Wed, 04 Aug 2021 09:58:14 +0100, Oliver Upton wrote: > > Introduce a new cpucap to indicate if the system supports full enhanced > counter virtualization (i.e. ID_AA64MMFR0_EL1.ECV==0x2). > > Signed-off-by: Oliver Upton > --- > arch/arm64/include/asm/sysreg.h | 2 ++ >

[PATCH v6 16/21] arm64: cpufeature: Enumerate support for Enhanced Counter Virtualization

2021-08-04 Thread Oliver Upton
Introduce a new cpucap to indicate if the system supports full enhanced counter virtualization (i.e. ID_AA64MMFR0_EL1.ECV==0x2). Signed-off-by: Oliver Upton --- arch/arm64/include/asm/sysreg.h | 2 ++ arch/arm64/kernel/cpufeature.c | 10 ++ arch/arm64/tools/cpucaps| 1 + 3