[src/trunk]: src/sys/arch/sparc/sparc XXX:

[mrg <mrg%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/818794cca9a2
branches:  trunk
changeset: 761252:818794cca9a2
user:      mrg <mrg%NetBSD.org@localhost>
date:      Sat Jan 22 10:37:22 2011 +0000

description:
XXX:

in strayintr() don't print about stray zs inters in MP case.

diffstat:

 sys/arch/sparc/sparc/intr.c |  17 +++++++++++++++--
 1 files changed, 15 insertions(+), 2 deletions(-)

diffs (38 lines):

diff -r 5ebf999e2f08 -r 818794cca9a2 sys/arch/sparc/sparc/intr.c
--- a/sys/arch/sparc/sparc/intr.c       Sat Jan 22 09:40:50 2011 +0000
+++ b/sys/arch/sparc/sparc/intr.c       Sat Jan 22 10:37:22 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: intr.c,v 1.108 2010/01/05 21:38:50 macallan Exp $ */
+/*     $NetBSD: intr.c,v 1.109 2011/01/22 10:37:22 mrg Exp $ */
 
 /*
  * Copyright (c) 1992, 1993
@@ -41,7 +41,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.108 2010/01/05 21:38:50 macallan Exp $");
+__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.109 2011/01/22 10:37:22 mrg Exp $");
 
 #include "opt_multiprocessor.h"
 #include "opt_sparc_arch.h"
@@ -133,6 +133,19 @@
        char bits[64];
        int timesince;
 
+#if defined(MULTIPROCESSOR)
+       /*
+        * XXX
+        *
+        * Don't whine about zs interrupts on MP.  We sometimes get
+        * stray interrupts when polled kernel output on cpu>0 eats
+        * the interrupt and cpu0 sees it.
+        */
+#define ZS_INTR_IPL    12
+       if (fp->ipl == ZS_INTR_IPL)
+               return;
+#endif
+
        snprintb(bits, sizeof(bits), PSR_BITS, fp->psr);
        printf("stray interrupt cpu%d ipl 0x%x pc=0x%x npc=0x%x psr=%s\n",
            cpu_number(), fp->ipl, fp->pc, fp->npc, bits);