Re: [RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-15 Thread Kyung Min Park
Hi Borislav, On Mon, 2020-06-15 at 20:15 +0200, Borislav Petkov wrote: > On Wed, Jun 10, 2020 at 01:06:59PM -0700, Kyung Min Park wrote: > > Add documentation for /proc/cpuinfo feature flags enumeration. > > Document how and when x86 feature flags are used. Also discuss what > > their presence or

Re: [RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-15 Thread gre...@linuxfoundation.org
On Mon, Jun 15, 2020 at 06:31:50PM +, Luck, Tony wrote: > > In general, this should say something along the lines that /proc/cpuinfo > > shows features which the kernel supports. > > > > "For a full list of CPUID flags which the CPU supports, use > > tools/arch/x86/tools/cpuid/cpuid" > > > >

Re: [RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-15 Thread Dave Hansen
On 6/15/20 11:31 AM, Luck, Tony wrote: >> In general, this should say something along the lines that /proc/cpuinfo >> shows features which the kernel supports. >> >> "For a full list of CPUID flags which the CPU supports, use >> tools/arch/x86/tools/cpuid/cpuid" >> >> :-) > Dave Hansen had

RE: [RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-15 Thread Luck, Tony
> In general, this should say something along the lines that /proc/cpuinfo > shows features which the kernel supports. > > "For a full list of CPUID flags which the CPU supports, use > tools/arch/x86/tools/cpuid/cpuid" > > :-) Dave Hansen had suggested (offline) that we add a cpuid tool to the

Re: [RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-15 Thread Borislav Petkov
On Wed, Jun 10, 2020 at 01:06:59PM -0700, Kyung Min Park wrote: > Add documentation for /proc/cpuinfo feature flags enumeration. > Document how and when x86 feature flags are used. Also discuss what > their presence or absence mean for the kernel, users, and applications. > > Suggested-by: Dave

[RFC PATCH 1/3] Documentation/x86: Add documentation for /proc/cpuinfo feature flags

2020-06-10 Thread Kyung Min Park
Add documentation for /proc/cpuinfo feature flags enumeration. Document how and when x86 feature flags are used. Also discuss what their presence or absence mean for the kernel, users, and applications. Suggested-by: Dave Hansen Co-developed-by: Ricardo Neri Signed-off-by: Ricardo Neri