debug_core: move all watch dog syncs to a single function

Move the various clock and watch dog syncs to a single function in
advance of adding another sync for the rcu stall detector.

Signed-off-by: Jason Wessel <jason.wessel@windriver.com>

1 files changed, 9 insertions, 6 deletions

diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c
index de407c78178..c812857d0b8 100644
--- a/kernel/debug/debug_core.c
+++ b/kernel/debug/debug_core.c
@@ -470,6 +470,12 @@ static void dbg_cpu_switch(int cpu, int next_cpu)
         kgdb_info[next_cpu].exception_state |= DCPU_NEXT_MASTER;
 }
 
+static void dbg_touch_watchdogs(void)
+{
+        touch_softlockup_watchdog_sync();
+        clocksource_touch_watchdog();
+}
+
 static int kgdb_cpu_enter(struct kgdb_state *ks, struct pt_regs *regs)
 {
         unsigned long flags;
@@ -523,8 +529,7 @@ return_normal:
                         if (trace_on)
                                 tracing_on();
                         atomic_dec(&cpu_in_kgdb[cpu]);
-                        touch_softlockup_watchdog_sync();
-                        clocksource_touch_watchdog();
+                        dbg_touch_watchdogs();
                         local_irq_restore(flags);
                         return 0;
                 }
@@ -541,8 +546,7 @@ return_normal:
             (kgdb_info[cpu].task &&
              kgdb_info[cpu].task->pid != kgdb_sstep_pid) && --sstep_tries) {
                 atomic_set(&kgdb_active, -1);
-                touch_softlockup_watchdog_sync();
-                clocksource_touch_watchdog();
+                dbg_touch_watchdogs();
                 local_irq_restore(flags);
 
                 goto acquirelock;
@@ -659,8 +663,7 @@ kgdb_restore:
                 tracing_on();
         /* Free kgdb_active */
         atomic_set(&kgdb_active, -1);
-        touch_softlockup_watchdog_sync();
-        clocksource_touch_watchdog();
+        dbg_touch_watchdogs();
         local_irq_restore(flags);
 
         return kgdb_info[cpu].ret_state;