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kdb: Make KDB use the new is_idle_task() API

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Change from direct comparison of ->pid with zero to is_idle_task().

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Cc: Jason Wessel <jason.wessel@windriver.com>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Paul E. McKenney 2011-11-10 15:59:58 -08:00 committed by Paul E. McKenney
parent 29f043a2ca
commit 7fc20c5cbd
1 changed files with 1 additions and 1 deletions
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kernel/debug/kdb/kdb_support.c
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@ -636,7 +636,7 @@ char kdb_task_state_char (const struct task_struct *p)
(p->exit_state & EXIT_ZOMBIE) ? 'Z' :
(p->exit_state & EXIT_DEAD) ? 'E' :
(p->state & TASK_INTERRUPTIBLE) ? 'S' : '?';
if (p->pid == 0) {
if (is_idle_task(p)) {
/* Idle task. Is it really idle, apart from the kdb
* interrupt? */
if (!kdb_task_has_cpu(p) || kgdb_info[cpu].irq_depth == 1) {