| #ifndef _LINUX_IPC_H | |
| #define _LINUX_IPC_H | |
| #include <linux/spinlock.h> | |
| #include <linux/uidgid.h> | |
| #include <uapi/linux/ipc.h> | |
| #define IPCMNI 32768 /* <= MAX_INT limit for ipc arrays (including sysctl changes) */ | |
| /* used by in-kernel data structures */ | |
| struct kern_ipc_perm { | |
| spinlock_t lock; | |
| bool deleted; | |
| int id; | |
| key_t key; | |
| kuid_t uid; | |
| kgid_t gid; | |
| kuid_t cuid; | |
| kgid_t cgid; | |
| umode_t mode; | |
| unsigned long seq; | |
| void *security; | |
| } ____cacheline_aligned_in_smp; | |
| #endif /* _LINUX_IPC_H */ |