On Fri, Jan 28 2022 at 12:29, Fenghua Yu wrote: > All tasks start with PASID state disabled. This means that the first > time they execute an ENQCMD instruction they will take a #GP fault. > > Modify the #GP fault handler to check if the "mm" for the task has > already been allocated a PASID. If so, try to fix the #GP fault by > loading the IA32_PASID MSR. > > Signed-off-by: Fenghua Yu <[email protected]> > Reviewed-by: Tony Luck <[email protected]>
Reviewed-by: Thomas Gleixner <[email protected]> _______________________________________________ iommu mailing list [email protected] https://lists.linuxfoundation.org/mailman/listinfo/iommu
