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-rw-r--r--arch/tile/kernel/machine_kexec.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/arch/tile/kernel/machine_kexec.c b/arch/tile/kernel/machine_kexec.c
index 0d8b9e9..e00d717 100644
--- a/arch/tile/kernel/machine_kexec.c
+++ b/arch/tile/kernel/machine_kexec.c
@@ -240,8 +240,11 @@ static void setup_quasi_va_is_pa(void)
pte = hv_pte(_PAGE_KERNEL | _PAGE_HUGE_PAGE);
pte = hv_pte_set_mode(pte, HV_PTE_MODE_CACHE_NO_L3);
- for (i = 0; i < pgd_index(PAGE_OFFSET); i++)
- pgtable[i] = pfn_pte(i << (HPAGE_SHIFT - PAGE_SHIFT), pte);
+ for (i = 0; i < pgd_index(PAGE_OFFSET); i++) {
+ unsigned long pfn = i << (HPAGE_SHIFT - PAGE_SHIFT);
+ if (pfn_valid(pfn))
+ __set_pte(&pgtable[i], pfn_pte(pfn, pte));
+ }
}