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| author | Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca> | 2008-11-14 17:47:34 -0500 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-16 09:01:25 +0100 |
| commit | 954e100d2275cb2f150f2b18d5cddcdf67b956ac (patch) | |
| tree | 9142df2ddbb0715bd1ffcc6aa86fa57abab5663b /include/linux/rcupdate.h | |
| parent | c91add5fa68ea9b1f2923b3788c5dae0e60e1f6b (diff) | |
| download | blackbird-op-linux-954e100d2275cb2f150f2b18d5cddcdf67b956ac.tar.gz blackbird-op-linux-954e100d2275cb2f150f2b18d5cddcdf67b956ac.zip | |
rcu: add rcu_read_*_sched_notrace()
Impact: new API, useful for tracepoints and markers.
Add _notrace version to rcu_read_*_sched().
Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Reviewed-by: Paul E McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/linux/rcupdate.h')
| -rw-r--r-- | include/linux/rcupdate.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h index 86f1f5e43e33..895dc9c1088c 100644 --- a/include/linux/rcupdate.h +++ b/include/linux/rcupdate.h @@ -142,6 +142,7 @@ struct rcu_head { * on the write-side to insure proper synchronization. */ #define rcu_read_lock_sched() preempt_disable() +#define rcu_read_lock_sched_notrace() preempt_disable_notrace() /* * rcu_read_unlock_sched - marks the end of a RCU-classic critical section @@ -149,6 +150,7 @@ struct rcu_head { * See rcu_read_lock_sched for more information. */ #define rcu_read_unlock_sched() preempt_enable() +#define rcu_read_unlock_sched_notrace() preempt_enable_notrace() |
