mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-13 12:26:46 +07:00
079091a450
Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
52 lines
1.3 KiB
C
52 lines
1.3 KiB
C
#ifndef _ASM_X86_SHMBUF_H
|
|
#define _ASM_X86_SHMBUF_H
|
|
|
|
/*
|
|
* The shmid64_ds structure for x86 architecture.
|
|
* Note extra padding because this structure is passed back and forth
|
|
* between kernel and user space.
|
|
*
|
|
* Pad space on 32 bit is left for:
|
|
* - 64-bit time_t to solve y2038 problem
|
|
* - 2 miscellaneous 32-bit values
|
|
*
|
|
* Pad space on 64 bit is left for:
|
|
* - 2 miscellaneous 64-bit values
|
|
*/
|
|
|
|
struct shmid64_ds {
|
|
struct ipc64_perm shm_perm; /* operation perms */
|
|
size_t shm_segsz; /* size of segment (bytes) */
|
|
__kernel_time_t shm_atime; /* last attach time */
|
|
#ifdef __i386__
|
|
unsigned long __unused1;
|
|
#endif
|
|
__kernel_time_t shm_dtime; /* last detach time */
|
|
#ifdef __i386__
|
|
unsigned long __unused2;
|
|
#endif
|
|
__kernel_time_t shm_ctime; /* last change time */
|
|
#ifdef __i386__
|
|
unsigned long __unused3;
|
|
#endif
|
|
__kernel_pid_t shm_cpid; /* pid of creator */
|
|
__kernel_pid_t shm_lpid; /* pid of last operator */
|
|
unsigned long shm_nattch; /* no. of current attaches */
|
|
unsigned long __unused4;
|
|
unsigned long __unused5;
|
|
};
|
|
|
|
struct shminfo64 {
|
|
unsigned long shmmax;
|
|
unsigned long shmmin;
|
|
unsigned long shmmni;
|
|
unsigned long shmseg;
|
|
unsigned long shmall;
|
|
unsigned long __unused1;
|
|
unsigned long __unused2;
|
|
unsigned long __unused3;
|
|
unsigned long __unused4;
|
|
};
|
|
|
|
#endif /* _ASM_X86_SHMBUF_H */
|