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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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82 lines
2.0 KiB
C
82 lines
2.0 KiB
C
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#ifndef _UAPI_LINUX_IPC_H
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#define _UAPI_LINUX_IPC_H
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#include <linux/types.h>
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#define IPC_PRIVATE ((__kernel_key_t) 0)
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/* Obsolete, used only for backwards compatibility and libc5 compiles */
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struct ipc_perm
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{
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__kernel_key_t key;
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__kernel_uid_t uid;
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__kernel_gid_t gid;
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__kernel_uid_t cuid;
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__kernel_gid_t cgid;
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__kernel_mode_t mode;
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unsigned short seq;
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};
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/* Include the definition of ipc64_perm */
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#include <asm/ipcbuf.h>
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/* resource get request flags */
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#define IPC_CREAT 00001000 /* create if key is nonexistent */
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#define IPC_EXCL 00002000 /* fail if key exists */
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#define IPC_NOWAIT 00004000 /* return error on wait */
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/* these fields are used by the DIPC package so the kernel as standard
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should avoid using them if possible */
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#define IPC_DIPC 00010000 /* make it distributed */
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#define IPC_OWN 00020000 /* this machine is the DIPC owner */
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/*
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* Control commands used with semctl, msgctl and shmctl
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* see also specific commands in sem.h, msg.h and shm.h
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*/
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#define IPC_RMID 0 /* remove resource */
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#define IPC_SET 1 /* set ipc_perm options */
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#define IPC_STAT 2 /* get ipc_perm options */
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#define IPC_INFO 3 /* see ipcs */
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/*
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* Version flags for semctl, msgctl, and shmctl commands
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* These are passed as bitflags or-ed with the actual command
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*/
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#define IPC_OLD 0 /* Old version (no 32-bit UID support on many
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architectures) */
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#define IPC_64 0x0100 /* New version (support 32-bit UIDs, bigger
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message sizes, etc. */
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/*
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* These are used to wrap system calls.
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*
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* See architecture code for ugly details..
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*/
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struct ipc_kludge {
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struct msgbuf __user *msgp;
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long msgtyp;
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};
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#define SEMOP 1
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#define SEMGET 2
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#define SEMCTL 3
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#define SEMTIMEDOP 4
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#define MSGSND 11
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#define MSGRCV 12
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#define MSGGET 13
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#define MSGCTL 14
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#define SHMAT 21
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#define SHMDT 22
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#define SHMGET 23
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#define SHMCTL 24
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/* Used by the DIPC package, try and avoid reusing it */
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#define DIPC 25
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#define IPCCALL(version,op) ((version)<<16 | (op))
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#endif /* _UAPI_LINUX_IPC_H */
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