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| author | Jason Wessel <jason.wessel@windriver.com> | 2010-08-06 11:47:14 -0500 |
|---|---|---|
| committer | Jason Wessel <jason.wessel@windriver.com> | 2010-10-22 15:34:10 -0500 |
| commit | 16cdc628c3aed47d02205135b7e2f01e0064f566 (patch) | |
| tree | 8f8709ee2b9e2c5f38e1261dcc773887d092f73d /kernel/debug/debug_core.c | |
| parent | fad99fac2627e2cc0ebfe07fcb5046c0b4e103f9 (diff) | |
| download | lwn-16cdc628c3aed47d02205135b7e2f01e0064f566.tar.gz lwn-16cdc628c3aed47d02205135b7e2f01e0064f566.zip | |
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>
Diffstat (limited to 'kernel/debug/debug_core.c')
| -rw-r--r-- | kernel/debug/debug_core.c | 15 |
1 files changed, 9 insertions, 6 deletions
diff --git a/kernel/debug/debug_core.c b/kernel/debug/debug_core.c index de407c78178d..c812857d0b80 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; |