cregit-Linux how code gets into the kernel

Release 4.7 include/linux/sem.h

Directory: include/linux
#ifndef _LINUX_SEM_H

#define _LINUX_SEM_H

#include <linux/atomic.h>
#include <linux/rcupdate.h>
#include <linux/cache.h>
#include <uapi/linux/sem.h>

struct task_struct;

/* One sem_array data structure for each set of semaphores in the system. */

struct sem_array {
	struct kern_ipc_perm	____cacheline_aligned_in_smp
				
sem_perm;	/* permissions .. see ipc.h */
	
time_t			sem_ctime;	/* last change time */
	
struct sem		*sem_base;	/* ptr to first semaphore in array */
	
struct list_head	pending_alter;	/* pending operations */
						/* that alter the array */
	
struct list_head	pending_const;	/* pending complex operations */
						/* that do not alter semvals */
	
struct list_head	list_id;	/* undo requests on this array */
	
int			sem_nsems;	/* no. of semaphores in array */
	
int			complex_count;	/* pending complex operations */
};

#ifdef CONFIG_SYSVIPC


struct sysv_sem {
	
struct sem_undo_list *undo_list;
};

extern int copy_semundo(unsigned long clone_flags, struct task_struct *tsk);
extern void exit_sem(struct task_struct *tsk);

#else


struct sysv_sem {
	/* empty */
};


static inline int copy_semundo(unsigned long clone_flags, struct task_struct *tsk) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
andrew mortonandrew morton19100.00%1100.00%
Total19100.00%1100.00%


static inline void exit_sem(struct task_struct *tsk) { return; }

Contributors

PersonTokensPropCommitsCommitProp
andrew mortonandrew morton13100.00%1100.00%
Total13100.00%1100.00%

#endif #endif /* _LINUX_SEM_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
andrew mortonandrew morton6040.00%214.29%
pre-gitpre-git4228.00%214.29%
manfred spraulmanfred spraul3120.67%750.00%
dave oliendave olien106.67%17.14%
david howellsdavid howells42.67%17.14%
tim schmielautim schmielau32.00%17.14%
Total150100.00%14100.00%
Directory: include/linux
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
{% endraw %}