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softlockup: show irqtrace

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This patch adds some information about when interrupts were last
enabled and disabled to the output of the softlockup detector.

Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Johannes Weiner <hannes@saeurebad.de>
Cc: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Vegard Nossum 2008-06-25 08:50:10 +02:00 committed by Ingo Molnar
parent c7e745c6de
commit 8d5be7f4e8
1 changed files with 2 additions and 0 deletions
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2
kernel/softlockup.c
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@ -13,6 +13,7 @@
#include <linux/delay.h> #include <linux/delay.h>
#include <linux/freezer.h> #include <linux/freezer.h>
#include <linux/kthread.h> #include <linux/kthread.h>
#include <linux/lockdep.h>
#include <linux/notifier.h> #include <linux/notifier.h>
#include <linux/module.h> #include <linux/module.h>
@ -144,6 +145,7 @@ void softlockup_tick(void)
this_cpu, now - touch_timestamp, this_cpu, now - touch_timestamp,
current->comm, task_pid_nr(current)); current->comm, task_pid_nr(current));
print_modules(); print_modules();
print_irqtrace_events(current);
if (regs) if (regs)
show_regs(regs); show_regs(regs);
else else