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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-10 19:50:03 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-10 19:50:03 -0700 |
| commit | 20f3f3ca499d2c211771ba552685398b65d83859 (patch) | |
| tree | 41b460196a0860e11d12e33e3172463973cb0078 /include/linux/sched.h | |
| parent | 769f3e8c384795cc350e2aae27de2a12374d19d4 (diff) | |
| parent | 41c51c98f588edcdf6141cff1895df738e03ddd4 (diff) | |
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.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index dbb1043e865..d4646ae300f 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) |