include/linux/rcuwait.h

Source file repositories/reference/linux-study-clean/include/linux/rcuwait.h

File Facts

System
Linux kernel
Corpus path
include/linux/rcuwait.h
Extension
.h
Size
2058 bytes
Lines
83
Domain
Core OS
Bucket
Core Kernel Interface
Inferred role
Core OS: implementation source
Status
source implementation candidate

Why This File Exists

Core operating-system implementation surface: boot, tasks, memory, VFS, syscall-facing interfaces, synchronization, credentials, and isolation.

Dependency Surface

Detected Declarations

Annotated Snippet

if (signal_pending_state(state, current)) {		\
			__ret = -EINTR;					\
			break;						\
		}							\
									\
		cmd;							\
	}								\
	finish_rcuwait(w);						\
	__ret;								\
})

#define rcuwait_wait_event(w, condition, state)				\
	___rcuwait_wait_event(w, condition, state, 0, schedule())

#define __rcuwait_wait_event_timeout(w, condition, state, timeout)	\
	___rcuwait_wait_event(w, ___wait_cond_timeout(condition),	\
			      state, timeout,				\
			      __ret = schedule_timeout(__ret))

#define rcuwait_wait_event_timeout(w, condition, state, timeout)	\
({									\
	long __ret = timeout;						\
	if (!___wait_cond_timeout(condition))				\
		__ret = __rcuwait_wait_event_timeout(w, condition,	\
						     state, timeout);	\
	__ret;								\
})

#endif /* _LINUX_RCUWAIT_H_ */

Annotation

Implementation Notes