Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-11-06 Thread Yu, Yu-cheng
On 11/6/2020 12:11 PM, Borislav Petkov wrote: On Fri, Nov 06, 2020 at 11:48:26AM -0800, Yu, Yu-cheng wrote: I will drop it. It has been re-based many times, and probably I accidentally introduced something else? Yah, I think I added my tag to this version:

Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-11-06 Thread Borislav Petkov
On Fri, Nov 06, 2020 at 11:48:26AM -0800, Yu, Yu-cheng wrote: > I will drop it. It has been re-based many times, and probably I > accidentally introduced something else? Yah, I think I added my tag to this version: https://lkml.kernel.org/lkml/20181119214809.6086-3-yu-cheng...@intel.com/ Do

Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-11-06 Thread Yu, Yu-cheng
On 11/6/2020 10:49 AM, Borislav Petkov wrote: On Mon, Oct 12, 2020 at 08:38:26AM -0700, Yu-cheng Yu wrote: Add CPU feature flags for Control-flow Enforcement Technology (CET). CPUID.(EAX=7,ECX=0):ECX[bit 7] Shadow stack CPUID.(EAX=7,ECX=0):EDX[bit 20] Indirect Branch Tracking Signed-off-by:

Re: [PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-11-06 Thread Borislav Petkov
On Mon, Oct 12, 2020 at 08:38:26AM -0700, Yu-cheng Yu wrote: > Add CPU feature flags for Control-flow Enforcement Technology (CET). > > CPUID.(EAX=7,ECX=0):ECX[bit 7] Shadow stack > CPUID.(EAX=7,ECX=0):EDX[bit 20] Indirect Branch Tracking > > Signed-off-by: Yu-cheng Yu > Reviewed-by: Borislav

[PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-10-12 Thread Yu-cheng Yu
Add CPU feature flags for Control-flow Enforcement Technology (CET). CPUID.(EAX=7,ECX=0):ECX[bit 7] Shadow stack CPUID.(EAX=7,ECX=0):EDX[bit 20] Indirect Branch Tracking Signed-off-by: Yu-cheng Yu Reviewed-by: Borislav Petkov Reviewed-by: Kees Cook --- arch/x86/include/asm/cpufeatures.h

[PATCH v14 02/26] x86/cpufeatures: Add CET CPU feature flags for Control-flow Enforcement Technology (CET)

2020-10-09 Thread Yu-cheng Yu
Add CPU feature flags for Control-flow Enforcement Technology (CET). CPUID.(EAX=7,ECX=0):ECX[bit 7] Shadow stack CPUID.(EAX=7,ECX=0):EDX[bit 20] Indirect Branch Tracking Signed-off-by: Yu-cheng Yu Reviewed-by: Borislav Petkov Reviewed-by: Kees Cook --- arch/x86/include/asm/cpufeatures.h