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turn the channel lock into a spin mutex at IPL_NONE so it resembles the 

simplelock it used to be
With this my macppc boxes no longer deadlock when init sets up serial ports
This commit is contained in:
macallan 2007-11-09 20:31:16 +00:00
parent d6ed949b20
commit f9f695f535
1 changed files with 3 additions and 3 deletions
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6
sys/dev/ic/z8530sc.c
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@ -1,4 +1,4 @@
/* $NetBSD: z8530sc.c,v 1.25 2007/11/09 00:05:38 ad Exp $ */
/* $NetBSD: z8530sc.c,v 1.26 2007/11/09 20:31:16 macallan Exp $ */
/*
* Copyright (c) 1992, 1993
@ -91,7 +91,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: z8530sc.c,v 1.25 2007/11/09 00:05:38 ad Exp $");
__KERNEL_RCSID(0, "$NetBSD: z8530sc.c,v 1.26 2007/11/09 20:31:16 macallan Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -275,7 +275,7 @@ void
zs_lock_init(struct zs_chanstate *cs)
{
mutex_init(&cs->cs_lock, MUTEX_NODEBUG, IPL_ZS);
mutex_init(&cs->cs_lock, MUTEX_SPIN, IPL_NONE);
}
/*