Messages in this thread | | | Date | Mon, 27 Dec 2021 09:52:36 -0800 | From | Fenghua Yu <> | Subject | Re: [PATCH v2 00/11] Re-enable ENQCMD and PASID MSR |
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Hi, Dear Maintainers,
On Fri, Dec 17, 2021 at 10:01:25PM +0000, Fenghua Yu wrote: > Problems in the old code to manage SVM (Shared Virtual Memory) devices > and the PASID (Process Address Space ID) led to that code being > disabled. > > Subsequent discussions resulted in a far simpler approach: > > 1) PASID life cycle is from first allocation by a process until that > process exits. > 2) All tasks begin with PASID disabled > 3) The #GP fault handler tries to fix faulting ENQCMD instructions very > early (thus avoiding complexities of the XSAVE infrastructure)
Any comments on this series?
Thanks.
-Fenghua
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