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 <fenghua...@intel.com> > Reviewed-by: Tony Luck <tony.l...@intel.com>
Reviewed-by: Thomas Gleixner <t...@linutronix.de> _______________________________________________ iommu mailing list iommu@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/iommu
