From 9a14c31cc03efaeabebe877e43fee80b3f7dc32b Mon Sep 17 00:00:00 2001 From: Niklas Hallqvist Date: Wed, 20 Jan 1999 12:04:02 +0000 Subject: Remove stack reset that was incompatible with kthread rfork use --- sys/arch/amiga/amiga/locore.s | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-) (limited to 'sys') diff --git a/sys/arch/amiga/amiga/locore.s b/sys/arch/amiga/amiga/locore.s index b05acb83253..4e9b77ed7f4 100644 --- a/sys/arch/amiga/amiga/locore.s +++ b/sys/arch/amiga/amiga/locore.s @@ -1,4 +1,4 @@ -/* $OpenBSD: locore.s,v 1.24 1997/09/19 17:16:12 niklas Exp $ */ +/* $OpenBSD: locore.s,v 1.25 1999/01/20 12:04:01 niklas Exp $ */ /* $NetBSD: locore.s,v 1.89 1997/07/17 16:22:54 is Exp $ */ /* @@ -1081,20 +1081,16 @@ Lnoflush: /* * proc_trampoline call function in register a2 with a3 as an arg - * and then rei. Note we restore the stack before calling thus giving - * "a2" more stack (e.g. if curproc had a deeply nested call chain...) - * cpu_fork() also depends on struct frame being a second arg to the - * function in a2. + * and then rei. */ .globl _proc_trampoline _proc_trampoline: - movl a3@(P_MD_REGS),sp | frame pointer of process in sp movl a3,sp@- | push function arg (curproc) jbsr a2@ | call function addql #4,sp | pop arg movl sp@(FR_SP),a0 | usp to a0 movl a0,usp | setup user stack pointer - moveml sp@+,#0x7FFF | restore all but sp + moveml sp@+,d0-d7/a0-a6 | restore all but sp addql #8,sp | pop sp and stack adjust jra rei | all done -- cgit v1.2.3