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Work around dumb KASSERT in vtopte(), the PTE area can now be above the 

MAIN area. I guess the KASSERT should be removed because it doesn't make
a lot of sense.
This commit is contained in:
maxv 2018-09-08 12:40:17 +00:00
parent 76af5153c7
commit 057e22a540
1 changed files with 7 additions and 3 deletions
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10
sys/arch/amd64/amd64/db_disasm.c
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@ -1,4 +1,4 @@
/* $NetBSD: db_disasm.c,v 1.24 2018/01/21 16:51:14 christos Exp $ */
/* $NetBSD: db_disasm.c,v 1.25 2018/09/08 12:40:17 maxv Exp $ */
/*
* Mach Operating System
@ -33,7 +33,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.24 2018/01/21 16:51:14 christos Exp $");
__KERNEL_RCSID(0, "$NetBSD: db_disasm.c,v 1.25 2018/09/08 12:40:17 maxv Exp $");
#ifndef _KERNEL
#include <sys/types.h>
@ -1207,7 +1207,11 @@ db_disasm(db_addr_t loc, bool altfmt)
pte = kvtopte((vaddr_t)loc);
else
pte = vtopte((vaddr_t)loc);
pde = vtopte((vaddr_t)pte);
if ((vaddr_t)pte >= VM_MIN_KERNEL_ADDRESS)
pde = kvtopte((vaddr_t)pte);
else
pde = vtopte((vaddr_t)pte);
if ((*pde & PG_V) == 0 || (*pte & PG_V) == 0) {
db_printf("invalid address\n");
return (loc);