From e0928e6ddf94c25f026d02643ddd0a2016ddd17b Mon Sep 17 00:00:00 2001 From: Ian Moffett Date: Sun, 15 Dec 2024 22:49:50 -0500 Subject: kernel: synch: Add spinlock with timeout Signed-off-by: Ian Moffett --- sys/include/sys/systm.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys/include') diff --git a/sys/include/sys/systm.h b/sys/include/sys/systm.h index 1b17a06..2f870a6 100644 --- a/sys/include/sys/systm.h +++ b/sys/include/sys/systm.h @@ -31,10 +31,13 @@ #define _SYS_SYSTM_H_ #include +#include #if defined(_KERNEL) int copyin(const void *uaddr, void *kaddr, size_t len); int copyout(const void *kaddr, void *uaddr, size_t len); + int copyinstr(const void *uaddr, char *kaddr, size_t len); +int spinlock_usleep(struct spinlock *lock, size_t usec_max); #endif /* _KERNEL */ #endif /* !_SYS_SYSTM_H_ */ -- cgit v1.2.3