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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)
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)