On 26.07.2023 14:55, Roger Pau Monne wrote: > Do not allow to write to RTE registers using io_apic_write and instead > require changes to RTE to be performed using ioapic_write_entry. > > This is in preparation for passing the full contents of the RTE to the > IOMMU interrupt remapping handlers, so remapping entries for IO-APIC > RTEs can be updated atomically when possible. > > While immediately this commit might expand the number of MMIO accesses > in order to update an IO-APIC RTE, further changes will benefit from > getting the full RTE value passed to the IOMMU handlers, as the logic > is greatly simplified when the IOMMU handlers can get the complete RTE > value in one go. > > Signed-off-by: Roger Pau Monné <[email protected]>
Reviewed-by: Jan Beulich <[email protected]>
