Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-22 Thread Andrew Cooper
On 22/01/18 14:31, Tom Lendacky wrote: > On 1/21/2018 12:01 PM, Andrew Cooper wrote: >> On 21/01/18 17:50, Tom Lendacky wrote: >>> On 1/21/2018 3:49 AM, David Woodhouse wrote: AMD doesn't implement the Speculation Control MSR that Intel does, but the Prediction Control MSR does exist and

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-22 Thread Andrew Cooper
On 22/01/18 14:31, Tom Lendacky wrote: > On 1/21/2018 12:01 PM, Andrew Cooper wrote: >> On 21/01/18 17:50, Tom Lendacky wrote: >>> On 1/21/2018 3:49 AM, David Woodhouse wrote: AMD doesn't implement the Speculation Control MSR that Intel does, but the Prediction Control MSR does exist and

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-22 Thread Tom Lendacky
On 1/21/2018 12:01 PM, Andrew Cooper wrote: > On 21/01/18 17:50, Tom Lendacky wrote: >> On 1/21/2018 3:49 AM, David Woodhouse wrote: >>> AMD doesn't implement the Speculation Control MSR that Intel does, but >>> the Prediction Control MSR does exist and is advertised by a separate >>> CPUID bit.

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-22 Thread Tom Lendacky
On 1/21/2018 12:01 PM, Andrew Cooper wrote: > On 21/01/18 17:50, Tom Lendacky wrote: >> On 1/21/2018 3:49 AM, David Woodhouse wrote: >>> AMD doesn't implement the Speculation Control MSR that Intel does, but >>> the Prediction Control MSR does exist and is advertised by a separate >>> CPUID bit.

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread Andrew Cooper
On 21/01/18 17:50, Tom Lendacky wrote: > On 1/21/2018 3:49 AM, David Woodhouse wrote: >> AMD doesn't implement the Speculation Control MSR that Intel does, but >> the Prediction Control MSR does exist and is advertised by a separate >> CPUID bit. Add support for that. >> >> Signed-off-by: David

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread Andrew Cooper
On 21/01/18 17:50, Tom Lendacky wrote: > On 1/21/2018 3:49 AM, David Woodhouse wrote: >> AMD doesn't implement the Speculation Control MSR that Intel does, but >> the Prediction Control MSR does exist and is advertised by a separate >> CPUID bit. Add support for that. >> >> Signed-off-by: David

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread Tom Lendacky
On 1/21/2018 3:49 AM, David Woodhouse wrote: > AMD doesn't implement the Speculation Control MSR that Intel does, but > the Prediction Control MSR does exist and is advertised by a separate > CPUID bit. Add support for that. > > Signed-off-by: David Woodhouse > --- >

Re: [PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread Tom Lendacky
On 1/21/2018 3:49 AM, David Woodhouse wrote: > AMD doesn't implement the Speculation Control MSR that Intel does, but > the Prediction Control MSR does exist and is advertised by a separate > CPUID bit. Add support for that. > > Signed-off-by: David Woodhouse > --- >

[PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread David Woodhouse
AMD doesn't implement the Speculation Control MSR that Intel does, but the Prediction Control MSR does exist and is advertised by a separate CPUID bit. Add support for that. Signed-off-by: David Woodhouse --- arch/x86/include/asm/cpufeatures.h | 1 +

[PATCH v2 2/8] x86/cpufeatures: Add AMD feature bits for Prediction Command

2018-01-21 Thread David Woodhouse
AMD doesn't implement the Speculation Control MSR that Intel does, but the Prediction Control MSR does exist and is advertised by a separate CPUID bit. Add support for that. Signed-off-by: David Woodhouse --- arch/x86/include/asm/cpufeatures.h | 1 + arch/x86/kernel/cpu/scattered.c| 1 + 2