From e30fcbe3822ab740cef6ff2584dd0a1429ab10a5 Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Thu, 17 Apr 2025 02:58:20 -0400 Subject: kernel: synch: Add system-wide locking Add system-wide locking for critical code sections. Signed-off-by: Ian Moffett --- sys/include/sys/spinlock.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys/include') diff --git a/sys/include/sys/spinlock.h b/sys/include/sys/spinlock.h index b416152..140addc 100644 --- a/sys/include/sys/spinlock.h +++ b/sys/include/sys/spinlock.h @@ -44,6 +44,9 @@ void spinlock_release(struct spinlock *lock); int spinlock_try_acquire(struct spinlock *lock); int spinlock_usleep(struct spinlock *lock, size_t usec_max); +/* System-wide locking (be careful!!) */ +int syslock(void); +void sysrel(void); #endif #endif /* !_SYS_SPINLOCK_H_ */ -- cgit v1.2.3