[src/cherry-xenmp]: src/sys/arch/xen/xen Register the clock handler at the ap...

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

details:   https://anonhg.NetBSD.org/src/rev/a9aafb2aff50
branches:  cherry-xenmp
changeset: 765643:a9aafb2aff50
user:      cherry <cherry%NetBSD.org@localhost>
date:      Sun Sep 18 18:54:32 2011 +0000

description:
Register the clock handler at the appropriate ipl (IPL_CLOCK). Cleanup the idle_block()

diffstat:

 sys/arch/xen/xen/clock.c |  23 +++++------------------
 1 files changed, 5 insertions(+), 18 deletions(-)

diffs (49 lines):

diff -r 30e05c0434fd -r a9aafb2aff50 sys/arch/xen/xen/clock.c
--- a/sys/arch/xen/xen/clock.c  Sun Sep 18 18:46:40 2011 +0000
+++ b/sys/arch/xen/xen/clock.c  Sun Sep 18 18:54:32 2011 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: clock.c,v 1.54.6.3 2011/08/23 16:19:12 cherry Exp $    */
+/*     $NetBSD: clock.c,v 1.54.6.4 2011/09/18 18:54:32 cherry Exp $    */
 
 /*
  *
@@ -29,7 +29,7 @@
 #include "opt_xen.h"
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.54.6.3 2011/08/23 16:19:12 cherry Exp $");
+__KERNEL_RCSID(0, "$NetBSD: clock.c,v 1.54.6.4 2011/09/18 18:54:32 cherry Exp $");
 
 #include <sys/param.h>
 #include <sys/cpu.h>
@@ -463,7 +463,7 @@
        get_time_values_from_xen(ci);
        vcpu_system_time[ci->ci_cpuid] = shadow->system_time;
        if (!tcdone) { /* Do this only once */
-               mutex_init(&tmutex, MUTEX_DEFAULT, IPL_HIGH);
+               mutex_init(&tmutex, MUTEX_DEFAULT, IPL_CLOCK);
                tc_init(&xen_timecounter);
        }
        /* The splhigh requirements start here. */
@@ -537,19 +537,6 @@
 void
 idle_block(void)
 {
-       int r;
-
-       /*
-        * We set the timer to when we expect the next timer
-        * interrupt.  We could set the timer to later if we could
-        * easily find out when we will have more work (callouts) to
-        * process from hardclock.
-        */
-       r = 0; //HYPERVISOR_set_timer_op(vcpu_system_time[ci->ci_cpuid] + NS_PER_TICK);
-       if (r == 0) {
-               HYPERVISOR_yield();
-               __sti();
-       }
-       else
-               __sti();
+       HYPERVISOR_yield();
+       __sti();
 }