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[src/trunk]: src/sys/arch/hp700/hp700 Check for HPPA_SID_KERNEL when checking...



details:   https://anonhg.NetBSD.org/src/rev/5523a6d13885
branches:  trunk
changeset: 778482:5523a6d13885
user:      skrll <skrll%NetBSD.org@localhost>
date:      Thu Mar 29 09:26:24 2012 +0000

description:
Check for HPPA_SID_KERNEL when checking for interrupt in the
mutex_enter critical section.

diffstat:

 sys/arch/hp700/hp700/intr.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r 445a59a7437b -r 5523a6d13885 sys/arch/hp700/hp700/intr.c
--- a/sys/arch/hp700/hp700/intr.c       Thu Mar 29 08:56:06 2012 +0000
+++ b/sys/arch/hp700/hp700/intr.c       Thu Mar 29 09:26:24 2012 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: intr.c,v 1.37 2012/03/01 21:10:00 skrll Exp $  */
+/*     $NetBSD: intr.c,v 1.38 2012/03/29 09:26:24 skrll Exp $  */
 /*     $OpenBSD: intr.c,v 1.27 2009/12/31 12:52:35 jsing Exp $ */
 
 /*
@@ -35,7 +35,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.37 2012/03/01 21:10:00 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.38 2012/03/29 09:26:24 skrll Exp $");
 
 #define __MUTEX_PRIVATE
 
@@ -391,7 +391,8 @@
         * interrupt handlers need to aquire the mutex, they could deadlock if
         * the owner value is left unset.
         */
-       if (frame->tf_iioq_head >= (u_int)mutex_enter_crit_start &&
+       if (frame->tf_iisq_head == HPPA_SID_KERNEL &&
+           frame->tf_iioq_head >= (u_int)mutex_enter_crit_start &&
            frame->tf_iioq_head <= (u_int)mutex_enter_crit_end &&
            frame->tf_ret0 != 0)
                ((kmutex_t *)frame->tf_arg0)->mtx_owner = (uintptr_t)curlwp;



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