Module Name: src
Committed By: martin
Date: Sun Jun 7 23:21:26 UTC 2009
Modified Files:
src/sys/arch/powerpc/powerpc: locore_subr.S vm_machdep.c
Log Message:
Do not use the same trampoline for cpu_setfunc and cpu_lwp_fork, the
latter does a lot more work.
To generate a diff of this commit:
cvs rdiff -u -r1.37 -r1.38 src/sys/arch/powerpc/powerpc/locore_subr.S
cvs rdiff -u -r1.76 -r1.77 src/sys/arch/powerpc/powerpc/vm_machdep.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/powerpc/powerpc/locore_subr.S
diff -u src/sys/arch/powerpc/powerpc/locore_subr.S:1.37 src/sys/arch/powerpc/powerpc/locore_subr.S:1.38
--- src/sys/arch/powerpc/powerpc/locore_subr.S:1.37 Thu Apr 10 23:29:01 2008
+++ src/sys/arch/powerpc/powerpc/locore_subr.S Sun Jun 7 23:21:26 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: locore_subr.S,v 1.37 2008/04/10 23:29:01 matt Exp $ */
+/* $NetBSD: locore_subr.S,v 1.38 2009/06/07 23:21:26 martin Exp $ */
/*
* Copyright (c) 2001 Wasabi Systems, Inc.
@@ -288,6 +288,9 @@
*/
bl _C_LABEL(lwp_startup)
+ .globl _C_LABEL(setfunc_trampoline)
+_C_LABEL(setfunc_trampoline):
+
mtlr %r31
mr %r3,%r30
blrl /* jump indirect to r31 */
Index: src/sys/arch/powerpc/powerpc/vm_machdep.c
diff -u src/sys/arch/powerpc/powerpc/vm_machdep.c:1.76 src/sys/arch/powerpc/powerpc/vm_machdep.c:1.77
--- src/sys/arch/powerpc/powerpc/vm_machdep.c:1.76 Wed Nov 19 23:04:34 2008
+++ src/sys/arch/powerpc/powerpc/vm_machdep.c Sun Jun 7 23:21:26 2009
@@ -1,4 +1,4 @@
-/* $NetBSD: vm_machdep.c,v 1.76 2008/11/19 23:04:34 cegger Exp $ */
+/* $NetBSD: vm_machdep.c,v 1.77 2009/06/07 23:21:26 martin Exp $ */
/*
* Copyright (C) 1995, 1996 Wolfgang Solfrank.
@@ -32,7 +32,7 @@
*/
#include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.76 2008/11/19 23:04:34 cegger Exp $");
+__KERNEL_RCSID(0, "$NetBSD: vm_machdep.c,v 1.77 2009/06/07 23:21:26 martin Exp $");
#include "opt_altivec.h"
#include "opt_multiprocessor.h"
@@ -297,7 +297,7 @@
void
cpu_setfunc(struct lwp *l, void (*func)(void *), void *arg)
{
- extern void fork_trampoline(void);
+ extern void setfunc_trampoline(void);
struct pcb *pcb = &l->l_addr->u_pcb;
struct trapframe *tf;
struct callframe *cf;
@@ -305,7 +305,7 @@
tf = trapframe(l);
cf = (struct callframe *) ((uintptr_t)tf & ~(CALLFRAMELEN-1));
- cf->lr = (register_t)cpu_lwp_bootstrap;
+ cf->lr = (register_t)setfunc_trampoline;
cf--;
cf->sp = (register_t) (cf+1);
cf->r31 = (register_t) func;
