ipc.h (613B)
1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _LINUX_IPC_H 3#define _LINUX_IPC_H 4 5#include <linux/spinlock.h> 6#include <linux/uidgid.h> 7#include <linux/rhashtable-types.h> 8#include <uapi/linux/ipc.h> 9#include <linux/refcount.h> 10 11/* used by in-kernel data structures */ 12struct kern_ipc_perm { 13 spinlock_t lock; 14 bool deleted; 15 int id; 16 key_t key; 17 kuid_t uid; 18 kgid_t gid; 19 kuid_t cuid; 20 kgid_t cgid; 21 umode_t mode; 22 unsigned long seq; 23 void *security; 24 25 struct rhash_head khtnode; 26 27 struct rcu_head rcu; 28 refcount_t refcount; 29} ____cacheline_aligned_in_smp __randomize_layout; 30 31#endif /* _LINUX_IPC_H */