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authorLinus Torvalds <torvalds@linux-foundation.org>2009-06-10 19:50:03 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-06-10 19:50:03 -0700
commit20f3f3ca499d2c211771ba552685398b65d83859 (patch)
tree41b460196a0860e11d12e33e3172463973cb0078 /include/linux/sched.h
parent769f3e8c384795cc350e2aae27de2a12374d19d4 (diff)
parent41c51c98f588edcdf6141cff1895df738e03ddd4 (diff)
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Merge branch 'rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: rcu: rcu_sched_grace_period(): kill the bogus flush_signals() rculist: use list_entry_rcu in places where it's appropriate rculist.h: introduce list_entry_rcu() and list_first_entry_rcu() rcu: Update RCU tracing documentation for __rcu_pending rcu: Add __rcu_pending tracing to hierarchical RCU RCU: make treercu be default
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r--include/linux/sched.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h
index dbb1043..d4646ae 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -77,6 +77,7 @@ struct sched_param {
#include <linux/proportions.h>
#include <linux/seccomp.h>
#include <linux/rcupdate.h>
+#include <linux/rculist.h>
#include <linux/rtmutex.h>
#include <linux/time.h>
@@ -2030,7 +2031,8 @@ static inline unsigned long wait_task_inactive(struct task_struct *p,
}
#endif
-#define next_task(p) list_entry(rcu_dereference((p)->tasks.next), struct task_struct, tasks)
+#define next_task(p) \
+ list_entry_rcu((p)->tasks.next, struct task_struct, tasks)
#define for_each_process(p) \
for (p = &init_task ; (p = next_task(p)) != &init_task ; )
@@ -2069,8 +2071,8 @@ int same_thread_group(struct task_struct *p1, struct task_struct *p2)
static inline struct task_struct *next_thread(const struct task_struct *p)
{
- return list_entry(rcu_dereference(p->thread_group.next),
- struct task_struct, thread_group);
+ return list_entry_rcu(p->thread_group.next,
+ struct task_struct, thread_group);
}
static inline int thread_group_empty(struct task_struct *p)