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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-06 14:30:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2008-10-06 14:30:02 -0700 |
| commit | afed26d151ba90b08361d4af0223daa362136ebd (patch) | |
| tree | 48d30084d3a895a030881a9bd33436d511e78730 | |
| parent | 6106611e15b036bccfb4cfc0ed8bf83aab3ee226 (diff) | |
| parent | cc1e0f4f7ad95a9eb81e1904cb16068af226180d (diff) | |
| download | op-kernel-dev-afed26d151ba90b08361d4af0223daa362136ebd.zip op-kernel-dev-afed26d151ba90b08361d4af0223daa362136ebd.tar.gz | |
Merge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb
* 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jwessel/linux-2.6-kgdb:
kgdb: call touch_softlockup_watchdog on resume
kgdb, x86: Avoid invoking kgdb_nmicallback twice per NMI
| -rw-r--r-- | arch/x86/kernel/kgdb.c | 7 | ||||
| -rw-r--r-- | kernel/kgdb.c | 3 |
2 files changed, 4 insertions, 6 deletions
diff --git a/arch/x86/kernel/kgdb.c b/arch/x86/kernel/kgdb.c index 8282a21..10435a1 100644 --- a/arch/x86/kernel/kgdb.c +++ b/arch/x86/kernel/kgdb.c @@ -455,12 +455,7 @@ static int __kgdb_notify(struct die_args *args, unsigned long cmd) return NOTIFY_DONE; case DIE_NMI_IPI: - if (atomic_read(&kgdb_active) != -1) { - /* KGDB CPU roundup */ - kgdb_nmicallback(raw_smp_processor_id(), regs); - was_in_debug_nmi[raw_smp_processor_id()] = 1; - touch_nmi_watchdog(); - } + /* Just ignore, we will handle the roundup on DIE_NMI. */ return NOTIFY_DONE; case DIE_NMIUNKNOWN: diff --git a/kernel/kgdb.c b/kernel/kgdb.c index 25d955d..e4dcfb2 100644 --- a/kernel/kgdb.c +++ b/kernel/kgdb.c @@ -590,6 +590,7 @@ static void kgdb_wait(struct pt_regs *regs) /* Signal the primary CPU that we are done: */ atomic_set(&cpu_in_kgdb[cpu], 0); + touch_softlockup_watchdog(); clocksource_touch_watchdog(); local_irq_restore(flags); } @@ -1432,6 +1433,7 @@ acquirelock: atomic_read(&kgdb_cpu_doing_single_step) != cpu) { atomic_set(&kgdb_active, -1); + touch_softlockup_watchdog(); clocksource_touch_watchdog(); local_irq_restore(flags); @@ -1524,6 +1526,7 @@ acquirelock: kgdb_restore: /* Free kgdb_active */ atomic_set(&kgdb_active, -1); + touch_softlockup_watchdog(); clocksource_touch_watchdog(); local_irq_restore(flags); |
