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Introduce xe_svm_ranges_zap_ptes_in_range(), a function to zap page table entries (PTEs) for all SVM ranges within a user-specified address range. -v2 (Matthew Brost) Lock should be called even for tlb_invalidation v3(Matthew Brost) - Update comment - s/notifier->itree.start/drm_gpusvm_notifier_start - s/notifier->itree.last + 1/drm_gpusvm_notifier_end - use WRITE_ONCE Cc: Matthew Brost <matthew.brost@intel.com> Reviewed-by: Matthew Brost <matthew.brost@intel.com> Link: https://lore.kernel.org/r/20250821173104.3030148-8-himal.prasad.ghimiray@intel.com Signed-off-by: Himal Prasad Ghimiray <himal.prasad.ghimiray@intel.com>