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When compiled with DEBUG/DIAGNOSTIC memset uses the stack so don't ask 

it to overwrite it.  64 bytes is enough stack for any memset.
This commit is contained in:
skrll 2017-05-07 12:22:22 +00:00
parent 23f714ae41
commit 0e38d65d7b
1 changed files with 3 additions and 3 deletions
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6
sys/arch/hpcmips/hpcmips/machdep.c
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@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.122 2017/05/07 12:20:50 skrll Exp $ */
/* $NetBSD: machdep.c,v 1.123 2017/05/07 12:22:22 skrll Exp $ */
/*-
* Copyright (c) 1999 Shin Takemura, All rights reserved.
@ -69,7 +69,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.122 2017/05/07 12:20:50 skrll Exp $");
__KERNEL_RCSID(0, "$NetBSD: machdep.c,v 1.123 2017/05/07 12:22:22 skrll Exp $");
#include "opt_vr41xx.h"
#include "opt_tx39xx.h"
@ -427,7 +427,7 @@ mach_init(int argc, char *argv[], struct bootinfo *bi)
u_int32_t sp;
__asm volatile("move %0, $29" : "=r"(sp));
KDASSERT(sp > KERNBASE + 0x400);
memset((void *)(KERNBASE + 0x400), 0, sp - (KERNBASE + 0x400));
memset((void *)(KERNBASE + 0x400), 0, sp - (KERNBASE + 0x400) - 64);
}
printf("mem_cluster_cnt = %d\n", mem_cluster_cnt);