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authorIngo Molnar <mingo@kernel.org>2013-10-18 12:46:14 +0200
committerIngo Molnar <mingo@kernel.org>2013-10-18 12:46:14 +0200
commit0e95c69bde1a5bf22acd53b356fe10d7bec6e2be (patch)
tree28c27057fc02a87b5e058b8cb17b2186f86fc95c /kernel/lockdep.c
parent04919afb85c8f007b7326c4da5eb61c52e91b9c7 (diff)
parent4102adab9189c8ea2f0cdd2f88345fd25d2790f1 (diff)
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Merge branch 'rcu/next' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu into core/rcu
Pull RCU updates from Paul E. McKenney. Major changes: " 1. Update RCU documentation. These were posted to LKML at http://article.gmane.org/gmane.linux.kernel/1566994. 2. Miscellaneous fixes. These were posted to LKML at http://article.gmane.org/gmane.linux.kernel/1567027. 3. Grace-period-related changes, primarily to aid in debugging, inspired by a -rt debugging session. These were posted to LKML at http://article.gmane.org/gmane.linux.kernel/1567076. 4. Idle entry/exit changes, primarily to address issues located by Tibor Billes. These were posted to LKML at http://article.gmane.org/gmane.linux.kernel/1567096. 5. Code reorganization moving RCU's source files from kernel to kernel/rcu. This was posted to LKML at http://article.gmane.org/gmane.linux.kernel/1577344." Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'kernel/lockdep.c')
-rw-r--r--kernel/lockdep.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index e16c45b9ee77..4e8e14c34e42 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -4224,7 +4224,7 @@ void lockdep_rcu_suspicious(const char *file, const int line, const char *s)
printk("\n%srcu_scheduler_active = %d, debug_locks = %d\n",
!rcu_lockdep_current_cpu_online()
? "RCU used illegally from offline CPU!\n"
- : rcu_is_cpu_idle()
+ : !rcu_is_watching()
? "RCU used illegally from idle CPU!\n"
: "",
rcu_scheduler_active, debug_locks);
@@ -4247,7 +4247,7 @@ void lockdep_rcu_suspicious(const char *file, const int line, const char *s)
* So complain bitterly if someone does call rcu_read_lock(),
* rcu_read_lock_bh() and so on from extended quiescent states.
*/
- if (rcu_is_cpu_idle())
+ if (!rcu_is_watching())
printk("RCU used illegally from extended quiescent state!\n");
lockdep_print_held_locks(curr);