npte = 1ul << (order - 4);
/* Allocate reverse map array */
- rev = vmalloc(sizeof(struct revmap_entry) * npte);
+ rev = vmalloc(array_size(npte, sizeof(struct revmap_entry)));
if (!rev) {
if (cma)
kvm_free_hpt_cma(page, 1 << (order - PAGE_SHIFT));
if (!cpu_has_feature(CPU_FTR_HVMODE))
return -EINVAL;
+ if (!mmu_has_feature(MMU_FTR_LOCKLESS_TLBIE))
+ return -EINVAL;
+
/* POWER7 has 10-bit LPIDs (12-bit in POWER8) */
host_lpid = mfspr(SPRN_LPID);
rsvd_lpid = LPID_RSVD;