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| author | Sebastian Andrzej Siewior <bigeasy@linutronix.de> | 2013-04-08 14:08:46 (GMT) |
|---|---|---|
| committer | Scott Wood <scottwood@freescale.com> | 2015-02-13 22:20:45 (GMT) |
| commit | 8325baf7b463cf11cb11a02c926d8cbe6b2fbde0 (patch) | |
| tree | a65a5d9a2946b28b8c8d1604f39145d46ce04aee /lib | |
| parent | a784f31f9bf82966f83164c6123197b9c42a0545 (diff) | |
| download | linux-fsl-qoriq-8325baf7b463cf11cb11a02c926d8cbe6b2fbde0.tar.xz | |
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 652a8ee..2db0f42 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) |