diff options
| author |  Sebastian Andrzej Siewior <bigeasy@linutronix.de>
| 2023-09-08 18:22:52 +0200 |
|---|---|---|
| committer |  Peter Zijlstra <peterz@infradead.org>
| 2023-09-20 09:31:13 +0200 |
| commit | d14f9e930b9073de264c106bf04968286ef9b3a4 (patch) | |
| tree | 2acd6250e7e5e8a097ddf0bae27ab6e87756568e /kernel/locking/spinlock_rt.c | |
| parent | sched: Provide rt_mutex specific scheduler helpers (diff) | |
| download | linux-d14f9e930b9073de264c106bf04968286ef9b3a4.tar.gz linux-d14f9e930b9073de264c106bf04968286ef9b3a4.tar.bz2 linux-d14f9e930b9073de264c106bf04968286ef9b3a4.zip | |
locking/rtmutex: Use rt_mutex specific scheduler helpers
Have rt_mutex use the rt_mutex specific scheduler helpers to avoid
recursion vs rtlock on the PI state.
[[ peterz: adapted to new names ]]
Reported-by: Crystal Wood <swood@redhat.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Link: https://lkml.kernel.org/r/20230908162254.999499-6-bigeasy@linutronix.de
Diffstat (limited to 'kernel/locking/spinlock_rt.c')
| -rw-r--r-- | kernel/locking/spinlock_rt.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/kernel/locking/spinlock_rt.c b/kernel/locking/spinlock_rt.c index 48a19ed8486d..842037b2ba54 100644 --- a/kernel/locking/spinlock_rt.c +++ b/kernel/locking/spinlock_rt.c @@ -184,9 +184,13 @@ static __always_inline int rwbase_rtmutex_trylock(struct rt_mutex_base *rtm) #define rwbase_signal_pending_state(state, current) (0) +#define rwbase_pre_schedule() + #define rwbase_schedule() \ schedule_rtlock() +#define rwbase_post_schedule() + #include "rwbase_rt.c" /* * The common functions which get wrapped into the rwlock API. |