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(after uvm_km_pgremove frees pages, the following pmap_remove touches them.) - acquire the object lock for operations on pmap_kernel as it can actually be raced with P->V operations. eg. pagedaemon.
(after uvm_km_pgremove frees pages, the following pmap_remove touches them.) - acquire the object lock for operations on pmap_kernel as it can actually be raced with P->V operations. eg. pagedaemon.