summary refs log tree commit diff
path: root/kernel
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-03 12:42:52 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-11-03 12:42:52 -0700
commita7e1e001f432d5960b929787a2a261cf5a7ddac5 (patch)
treeb340cb74237427dbdbdacf618c42e8b0bd8d21d5 /kernel
parent21806261b6cc1068197ea6c8891b857f16260fee (diff)
parent17aacfb9cdf9a8329a6ece9c437551a29c93e47b (diff)
downloadlinux-a7e1e001f432d5960b929787a2a261cf5a7ddac5.tar.gz
Merge branch 'v2.6.24-rc1-lockdep' of git://git.kernel.org/pub/scm/linux/kernel/git/peterz/linux-2.6-lockdep
* 'v2.6.24-rc1-lockdep' of git://git.kernel.org/pub/scm/linux/kernel/git/peterz/linux-2.6-lockdep:
  lockdep: fix a typo in the __lock_acquire comment
  sched: fix unconditional irq lock
  lockdep: fixup irq tracing
Diffstat (limited to 'kernel')
-rw-r--r--kernel/lockdep.c2
-rw-r--r--kernel/sched_debug.c5
2 files changed, 4 insertions, 3 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 55fe0c7cd95f..ed38bbfc48a3 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -2424,7 +2424,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
 		return 0;
 
 	/*
-	 * Calculate the chain hash: it's the combined has of all the
+	 * Calculate the chain hash: it's the combined hash of all the
 	 * lock keys along the dependency chain. We save the hash value
 	 * at every step so that we can get the current hash easily
 	 * after unlock. The chain hash is then used to cache dependency
diff --git a/kernel/sched_debug.c b/kernel/sched_debug.c
index e6fb392e5164..415e5c385542 100644
--- a/kernel/sched_debug.c
+++ b/kernel/sched_debug.c
@@ -80,6 +80,7 @@ print_task(struct seq_file *m, struct rq *rq, struct task_struct *p)
 static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
 {
 	struct task_struct *g, *p;
+	unsigned long flags;
 
 	SEQ_printf(m,
 	"\nrunnable tasks:\n"
@@ -88,7 +89,7 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
 	"------------------------------------------------------"
 	"----------------------------------------------------\n");
 
-	read_lock_irq(&tasklist_lock);
+	read_lock_irqsave(&tasklist_lock, flags);
 
 	do_each_thread(g, p) {
 		if (!p->se.on_rq || task_cpu(p) != rq_cpu)
@@ -97,7 +98,7 @@ static void print_rq(struct seq_file *m, struct rq *rq, int rq_cpu)
 		print_task(m, rq, p);
 	} while_each_thread(g, p);
 
-	read_unlock_irq(&tasklist_lock);
+	read_unlock_irqrestore(&tasklist_lock, flags);
 }
 
 void print_cfs_rq(struct seq_file *m, int cpu, struct cfs_rq *cfs_rq)