x86/mm: fix __boot_clear_page

2 years ago · 3910c85cac
parent 30df044cec
commit 3910c85cac
1 changed files with 1 additions and 1 deletions
--- a/arch/x86/mm/amd64/init.c
+++ b/arch/x86/mm/amd64/init.c
@ -251,7 +251,7 @@ void __boot_clear_page(vm_paddr_t paddr)
 	pdpte->val = pbase | __P_PRESENT | __P_RW | __P_NOCACHE | __P_HUGE | __P_NOEXEC;
 	vm_flush();
 	memset64(vbase + offset, 0, PAGE_SIZE);
-	pdpe->val = 0;
+	pdpte->val = old_pdpte.val;
 	vm_flush();
 }