diff options
| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2013-04-08 16:08:46 +0200 |
|---|---|---|
| committer | Gary S. Robertson <gary.robertson@linaro.org> | 2013-08-15 08:28:38 -0500 |
| commit | ff4e0b15c7fb2148942e1d38ca8cc12ffe4ebb52 (patch) | |
| tree | 58ca50a435f1a623dc0bc876ff6842f6ae57b32d /lib | |
| parent | 42f34a298d7743c41a8eb039110ee438d4338ba9 (diff) | |
percpu-rwsem: compile fix
The shortcut on mainline skip lockdep. No idea why this is a good thing.
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/percpu-rwsem.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/percpu-rwsem.c b/lib/percpu-rwsem.c index 652a8ee8efe9..2db0f42d5c64 100644 --- a/lib/percpu-rwsem.c +++ b/lib/percpu-rwsem.c @@ -84,8 +84,12 @@ void percpu_down_read(struct percpu_rw_semaphore *brw) down_read(&brw->rw_sem); atomic_inc(&brw->slow_read_ctr); +#ifdef CONFIG_PREEMPT_RT_FULL + up_read(&brw->rw_sem); +#else /* avoid up_read()->rwsem_release() */ __up_read(&brw->rw_sem); +#endif } void percpu_up_read(struct percpu_rw_semaphore *brw) |