nlm.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:1k
- /*
- * linux/include/linux/lockd/nlm.h
- *
- * Declarations for the Network Lock Manager protocol.
- *
- * Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
- */
- #ifndef LINUX_LOCKD_NLM_H
- #define LINUX_LOCKD_NLM_H
- #include <linux/config.h>
- /* Maximum file offset in file_lock.fl_end */
- # define NLM_OFFSET_MAX ((s32) 0x7fffffff)
- # define NLM4_OFFSET_MAX ((s64) ((~(u64)0) >> 1))
- /* Return states for NLM */
- enum {
- NLM_LCK_GRANTED = 0,
- NLM_LCK_DENIED = 1,
- NLM_LCK_DENIED_NOLOCKS = 2,
- NLM_LCK_BLOCKED = 3,
- NLM_LCK_DENIED_GRACE_PERIOD = 4,
- #ifdef CONFIG_LOCKD_V4
- NLM_DEADLCK = 5,
- NLM_ROFS = 6,
- NLM_STALE_FH = 7,
- NLM_FBIG = 8,
- NLM_FAILED = 9,
- #endif
- };
- #define NLM_PROGRAM 100021
- #define NLMPROC_NULL 0
- #define NLMPROC_TEST 1
- #define NLMPROC_LOCK 2
- #define NLMPROC_CANCEL 3
- #define NLMPROC_UNLOCK 4
- #define NLMPROC_GRANTED 5
- #define NLMPROC_TEST_MSG 6
- #define NLMPROC_LOCK_MSG 7
- #define NLMPROC_CANCEL_MSG 8
- #define NLMPROC_UNLOCK_MSG 9
- #define NLMPROC_GRANTED_MSG 10
- #define NLMPROC_TEST_RES 11
- #define NLMPROC_LOCK_RES 12
- #define NLMPROC_CANCEL_RES 13
- #define NLMPROC_UNLOCK_RES 14
- #define NLMPROC_GRANTED_RES 15
- #define NLMPROC_NSM_NOTIFY 16 /* statd callback */
- #define NLMPROC_SHARE 20
- #define NLMPROC_UNSHARE 21
- #define NLMPROC_NM_LOCK 22
- #define NLMPROC_FREE_ALL 23
- #endif /* LINUX_LOCKD_NLM_H */