Messages in this thread | | | Date | Mon, 27 Apr 2020 13:17:16 -0700 | From | Fenghua Yu <> | Subject | Re: [PATCH 2/7] x86/cpufeatures: Enumerate ENQCMD and ENQCMDS instructions |
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On Sun, Apr 26, 2020 at 01:06:33PM +0200, Thomas Gleixner wrote: > Fenghua Yu <fenghua.yu@intel.com> writes: > > A user space application can execute ENQCMD instruction to submit work > > to device. The kernel executes ENQCMDS instruction to submit work to > > device. > > So a user space application _can_ execute ENQCMD and the kernel > executes ENQCMDS. And both submit work to device. > > > There is a lot of other enabling needed for the instructions to actually > > be usable in user space and the kernel, and that enabling is coming later > > in the series and in device drivers. > > That's important information to the enumeration of the instructions in > which way?
I just want to notify people this enumeration is only part of enabling ENQCMD. But seems this paragraph is not so useful to be here. Maybe I can remove it.
Thanks.
-Fenghua
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