Module Name: src
Committed By: joerg
Date: Fri Nov 27 13:51:24 UTC 2015
Modified Files:
src/sys/arch/sparc64/sparc64: pmap.c
Log Message:
Left-shift of negative values is UB.
To generate a diff of this commit:
cvs rdiff -u -r1.299 -r1.300 src/sys/arch/sparc64/sparc64/pmap.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/sparc64/sparc64/pmap.c
diff -u src/sys/arch/sparc64/sparc64/pmap.c:1.299 src/sys/arch/sparc64/sparc64/pmap.c:1.300
--- src/sys/arch/sparc64/sparc64/pmap.c:1.299 Tue Sep 8 13:18:06 2015
+++ src/sys/arch/sparc64/sparc64/pmap.c Fri Nov 27 13:51:24 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: pmap.c,v 1.299 2015/09/08 13:18:06 nakayama Exp $ */
+/* $NetBSD: pmap.c,v 1.300 2015/11/27 13:51:24 joerg Exp $ */
/*
*
* Copyright (C) 1996-1999 Eduardo Horvath.
@@ -26,7 +26,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.299 2015/09/08 13:18:06 nakayama Exp $");
+__KERNEL_RCSID(0, "$NetBSD: pmap.c,v 1.300 2015/11/27 13:51:24 joerg Exp $");
#undef NO_VCACHE /* Don't forget the locked TLB in dostart */
#define HWREF
@@ -1418,7 +1418,7 @@ pmap_growkernel(vaddr_t maxkvaddr)
}
DPRINTF(PDB_GROW, ("pmap_growkernel(%lx...%lx)\n", kbreak, maxkvaddr));
/* Align with the start of a page table */
- for (kbreak &= (-1 << PDSHIFT); kbreak < maxkvaddr;
+ for (kbreak &= ((~0ULL) << PDSHIFT); kbreak < maxkvaddr;
kbreak += (1 << PDSHIFT)) {
if (pseg_get(pm, kbreak) & TLB_V)
continue;
