Date: 11 Mar 2001 19:55:54 +0100 From: Dag-Erling Smorgrav <des@ofug.org> To: cvs-committers@FreeBSD.org Cc: cvs-all@FreeBSD.org Subject: Re: cvs commit: src/sys/i386/linux linux_machdep.c Message-ID: <xzpvgpgi18l.fsf@flood.ping.uio.no> In-Reply-To: Dag-Erling Smorgrav's message of "Sun, 11 Mar 2001 10:52:11 -0800 (PST)" References: <200103111852.f2BIqBw46583@freefall.freebsd.org>
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--=-=-=
Dag-Erling Smorgrav <des@FreeBSD.org> writes:
> Log:
> rfork() masks RFSTOPPED out of the flags it passes to fork1(), so we have
> to call fork1() directly if we don't want out process queued right away.
> This has the serendipitous side effect of saving us a call to pfind().
Attached is an equivalent patch for the Alpha; I'll leave it to
someone who actually has one to commit it.
DES
--
Dag-Erling Smorgrav - des@ofug.org
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Content-Type: text/x-patch
Content-Disposition: attachment; filename=linux-alpha.diff
Index: linux_machdep.c
===================================================================
RCS file: /home/ncvs/src/sys/alpha/linux/linux_machdep.c,v
retrieving revision 1.11
diff -u -r1.11 linux_machdep.c
--- linux_machdep.c 2001/03/06 02:55:23 1.11
+++ linux_machdep.c 2001/03/11 18:42:19
@@ -122,7 +122,6 @@
struct proc *p2;
int exit_signal;
vm_offset_t start;
- struct rfork_args rf_args;
#ifdef DEBUG
if (ldebug(clone)) {
@@ -156,14 +155,9 @@
error = 0;
start = 0;
- rf_args.flags = ff;
- if ((error = rfork(p, &rf_args)) != 0)
+ if ((error = fork1(p, ff, &p2)) != 0)
return (error);
- p2 = pfind(p->p_retval[0]);
- if (p2 == NULL)
- return (ESRCH);
-
PROC_LOCK(p);
p2->p_sigparent = exit_signal;
PROC_UNLOCK(p);
@@ -183,6 +177,8 @@
setrunqueue(p2);
mtx_unlock_spin(&sched_lock);
+ p->p_retval[0] = p2->p_pid;
+ p->p_retval[1] = 0;
return (0);
}
--=-=-=--
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