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Revert syscall interrupt re-enable of previous revision: 

introduces a race in trap logging.  Reported by Michael Hitch.
This commit is contained in:
jonathan 1997-08-10 01:14:49 +00:00
parent 85f80dd2c7
commit cfc1040a1f
1 changed files with 4 additions and 5 deletions
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9
sys/arch/mips/mips/trap.c
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@ -1,4 +1,4 @@
/* $NetBSD: trap.c,v 1.75 1997/08/09 06:06:37 jonathan Exp $ */
/* $NetBSD: trap.c,v 1.76 1997/08/10 01:14:49 jonathan Exp $ */
/*
* Copyright (c) 1988 University of Utah.
@ -477,10 +477,6 @@ syscall(status, cause, opc, frame)
size_t code, numsys, nsaved, argsiz;
struct sysent *callp;
/* XXX: why not in locore glue? */
if (status & ((CPUISMIPS3) ? MIPS_SR_INT_IE : MIPS1_SR_INT_ENA_PREV))
splx(MIPS_SR_INT_IE | (status & MIPS_HARD_INT_MASK));
#ifdef DEBUG
trp->status = status;
trp->cause = cause;
@ -495,6 +491,9 @@ syscall(status, cause, opc, frame)
cnt.v_syscall++;
if (status & ((CPUISMIPS3) ? MIPS_SR_INT_IE : MIPS1_SR_INT_ENA_PREV))
splx(MIPS_SR_INT_IE | (status & MIPS_HARD_INT_MASK));
sticks = p->p_sticks;
if (DELAYBRANCH(cause))
frame->f_regs[PC] = MachEmulateBranch(frame->f_regs, opc, 0, 0);