From b5fd066153c40a70a29caa1ea7987723ab687763 Mon Sep 17 00:00:00 2001 From: Kent Overstreet Date: Tue, 16 Jan 2024 17:00:02 -0500 Subject: Move c_src dirs back to toplevel We just wanted c sourcefiles out of the top level, not c source directories. Signed-off-by: Kent Overstreet --- include/linux/mutex.h | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 include/linux/mutex.h (limited to 'include/linux/mutex.h') diff --git a/include/linux/mutex.h b/include/linux/mutex.h new file mode 100644 index 00000000..801f06e1 --- /dev/null +++ b/include/linux/mutex.h @@ -0,0 +1,18 @@ +#ifndef __TOOLS_LINUX_MUTEX_H +#define __TOOLS_LINUX_MUTEX_H + +#include + +struct mutex { + pthread_mutex_t lock; +}; + +#define DEFINE_MUTEX(mutexname) \ + struct mutex mutexname = { .lock = PTHREAD_MUTEX_INITIALIZER } + +#define mutex_init(l) pthread_mutex_init(&(l)->lock, NULL) +#define mutex_lock(l) pthread_mutex_lock(&(l)->lock) +#define mutex_trylock(l) (!pthread_mutex_trylock(&(l)->lock)) +#define mutex_unlock(l) pthread_mutex_unlock(&(l)->lock) + +#endif /* __TOOLS_LINUX_MUTEX_H */ -- cgit v1.2.3