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| author |   Thomas Gleixner <tglx@linutronix.de> | 2021-08-15 23:28:23 +0200 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2021-08-17 17:43:24 +0200 |
| commit | 342a93247e0837101f27bbcca26f402902df98dc (patch) | |
| tree | e7e298f8a4fba435fd8164a82d96f77e6dfa467f /include/linux/spinlock_api_smp.h | |
| parent | locking/spinlock: Provide RT specific spinlock_t (diff) | |
| download | wireguard-linux-342a93247e0837101f27bbcca26f402902df98dc.tar.xz wireguard-linux-342a93247e0837101f27bbcca26f402902df98dc.zip | |
locking/spinlock: Provide RT variant header: <linux/spinlock_rt.h>
Provide the necessary wrappers around the actual rtmutex based spinlock
implementation.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Link: https://lore.kernel.org/r/20210815211303.712897671@linutronix.de
Diffstat (limited to 'include/linux/spinlock_api_smp.h')
| -rw-r--r-- | include/linux/spinlock_api_smp.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/spinlock_api_smp.h b/include/linux/spinlock_api_smp.h index 19a9be9d97ee..6b8e1a0b137b 100644 --- a/include/linux/spinlock_api_smp.h +++ b/include/linux/spinlock_api_smp.h @@ -187,6 +187,9 @@ static inline int __raw_spin_trylock_bh(raw_spinlock_t *lock) return 0; } +/* PREEMPT_RT has its own rwlock implementation */ +#ifndef CONFIG_PREEMPT_RT #include <linux/rwlock_api_smp.h> +#endif #endif /* __LINUX_SPINLOCK_API_SMP_H */ |