L2_S_SEGSIZE
#define KERNEL_L2PT_KASAN_NUM howmany(VM_KERNEL_KASAN_SIZE, L2_S_SEGSIZE)
KASSERT((kernelstart & (L2_S_SEGSIZE - 1)) == 0);
kernel_size -= (bmi->bmi_kernelstart & -L2_S_SEGSIZE);
* howmany(kernel_size, L2_S_SEGSIZE);
howmany(kernel_size, L2_S_SEGSIZE);
const vaddr_t va = systempage.pv_va & -L2_S_SEGSIZE;
KERN_PHYSTOV(bmi->bmi_kernelstart & -L2_S_SEGSIZE);
const vaddr_t va = kernel_base + idx * L2_S_SEGSIZE;
const vaddr_t va = kernel_vm_base + idx * L2_S_SEGSIZE;
const vaddr_t va = iovbase & -L2_S_SEGSIZE;
const vaddr_t va = VM_KERNEL_KASAN_BASE + idx * L2_S_SEGSIZE;
kernel_vm_base + (KERNEL_L2PT_VMDATA_NUM * L2_S_SEGSIZE);
const size_t segoff = off & (L2_S_SEGSIZE - 1);
const size_t idx = off / L2_S_SEGSIZE;
const vaddr_t segl2va = va & -L2_S_SEGSIZE;