Messages in this thread | | | Subject | Re: [RFC PATCH 0/3] Add Documentation for /proc/cpuinfo flags | From | Dave Hansen <> | Date | Thu, 11 Jun 2020 07:05:08 -0700 |
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On 6/10/20 1:35 PM, Borislav Petkov wrote: > On Wed, Jun 10, 2020 at 01:06:58PM -0700, Kyung Min Park wrote: >> Include two instances of features for which there are not implemented >> use cases in the kernel. >> >> Patch 1 creates a new documentation for /proc/cpuinfo flags bits. >> Patch 2 adds X86_FEATURE_SERIALIZE. >> Patch 3 adds X86_FEATURE_TSXLDTRK. >> >> This RFC series has been reviewed by Dave Hansen. > Yeah, and he and I talked about this on IRC. If you really want to dump > CPUID to see what's there, we should do a userspace tool in tools/ or > even use the ones which are already out there: x86info, cpuid, ... > > Just adding X86_FEATURE_* flags without usage in the kernel makes no > sense and will cause unnecessary bloat and doesn't help one bit because > userspace simply calls CPUID directly.
Could we ignore the new flag patches for the moment and make sure everyone is on board with what the new Documentation/ says?
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