nfs41: common protocol definitions (18df1884) · Commits · 戴 / test

include/linux/nfs4.h

+127 −1

Original line number	Diff line number	Diff line
		@@ -21,6 +21,7 @@
		#define NFS4_FHSIZE 128
		#define NFS4_MAXPATHLEN PATH_MAX
		#define NFS4_MAXNAMLEN NAME_MAX
		#define NFS4_MAX_SESSIONID_LEN 16

		#define NFS4_ACCESS_READ 0x0001
		#define NFS4_ACCESS_LOOKUP 0x0002
		@@ -38,6 +39,7 @@
		#define NFS4_OPEN_RESULT_CONFIRM 0x0002
		#define NFS4_OPEN_RESULT_LOCKTYPE_POSIX 0x0004

		#define NFS4_SHARE_ACCESS_MASK 0x000F
		#define NFS4_SHARE_ACCESS_READ 0x0001
		#define NFS4_SHARE_ACCESS_WRITE 0x0002
		#define NFS4_SHARE_ACCESS_BOTH 0x0003
		@@ -45,6 +47,19 @@
		#define NFS4_SHARE_DENY_WRITE 0x0002
		#define NFS4_SHARE_DENY_BOTH 0x0003

		/* nfs41 */
		#define NFS4_SHARE_WANT_MASK 0xFF00
		#define NFS4_SHARE_WANT_NO_PREFERENCE 0x0000
		#define NFS4_SHARE_WANT_READ_DELEG 0x0100
		#define NFS4_SHARE_WANT_WRITE_DELEG 0x0200
		#define NFS4_SHARE_WANT_ANY_DELEG 0x0300
		#define NFS4_SHARE_WANT_NO_DELEG 0x0400
		#define NFS4_SHARE_WANT_CANCEL 0x0500

		#define NFS4_SHARE_WHEN_MASK 0xF0000
		#define NFS4_SHARE_SIGNAL_DELEG_WHEN_RESRC_AVAIL 0x10000
		#define NFS4_SHARE_PUSH_DELEG_WHEN_UNCONTENDED 0x20000

		#define NFS4_SET_TO_SERVER_TIME 0
		#define NFS4_SET_TO_CLIENT_TIME 1

		@@ -88,6 +103,31 @@
		#define NFS4_ACE_GENERIC_EXECUTE 0x001200A0
		#define NFS4_ACE_MASK_ALL 0x001F01FF

		#define EXCHGID4_FLAG_SUPP_MOVED_REFER 0x00000001
		#define EXCHGID4_FLAG_SUPP_MOVED_MIGR 0x00000002
		#define EXCHGID4_FLAG_USE_NON_PNFS 0x00010000
		#define EXCHGID4_FLAG_USE_PNFS_MDS 0x00020000
		#define EXCHGID4_FLAG_USE_PNFS_DS 0x00040000
		#define EXCHGID4_FLAG_UPD_CONFIRMED_REC_A 0x40000000
		#define EXCHGID4_FLAG_CONFIRMED_R 0x80000000
		/*
		* Since the validity of these bits depends on whether
		* they're set in the argument or response, have separate
		* invalid flag masks for arg (_A) and resp (_R).
		*/
		#define EXCHGID4_FLAG_MASK_A 0x40070003
		#define EXCHGID4_FLAG_MASK_R 0x80070003

		#define SEQ4_STATUS_CB_PATH_DOWN 0x00000001
		#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRING 0x00000002
		#define SEQ4_STATUS_CB_GSS_CONTEXTS_EXPIRED 0x00000004
		#define SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED 0x00000008
		#define SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED 0x00000010
		#define SEQ4_STATUS_ADMIN_STATE_REVOKED 0x00000020
		#define SEQ4_STATUS_RECALLABLE_STATE_REVOKED 0x00000040
		#define SEQ4_STATUS_LEASE_MOVED 0x00000080
		#define SEQ4_STATUS_RESTART_RECLAIM_NEEDED 0x00000100

		#define NFS4_MAX_UINT64 (~(u64)0)

		enum nfs4_acl_whotype {
		@@ -154,6 +194,28 @@ enum nfs_opnum4 {
		OP_VERIFY = 37,
		OP_WRITE = 38,
		OP_RELEASE_LOCKOWNER = 39,

		/* nfs41 */
		OP_BACKCHANNEL_CTL = 40,
		OP_BIND_CONN_TO_SESSION = 41,
		OP_EXCHANGE_ID = 42,
		OP_CREATE_SESSION = 43,
		OP_DESTROY_SESSION = 44,
		OP_FREE_STATEID = 45,
		OP_GET_DIR_DELEGATION = 46,
		OP_GETDEVICEINFO = 47,
		OP_GETDEVICELIST = 48,
		OP_LAYOUTCOMMIT = 49,
		OP_LAYOUTGET = 50,
		OP_LAYOUTRETURN = 51,
		OP_SECINFO_NO_NAME = 52,
		OP_SEQUENCE = 53,
		OP_SET_SSV = 54,
		OP_TEST_STATEID = 55,
		OP_WANT_DELEGATION = 56,
		OP_DESTROY_CLIENTID = 57,
		OP_RECLAIM_COMPLETE = 58,

		OP_ILLEGAL = 10044,
		};

		@@ -230,7 +292,48 @@ enum nfsstat4 {
		NFS4ERR_DEADLOCK = 10045,
		NFS4ERR_FILE_OPEN = 10046,
		NFS4ERR_ADMIN_REVOKED = 10047,
		NFS4ERR_CB_PATH_DOWN = 10048
		NFS4ERR_CB_PATH_DOWN = 10048,

		/* nfs41 */
		NFS4ERR_BADIOMODE = 10049,
		NFS4ERR_BADLAYOUT = 10050,
		NFS4ERR_BAD_SESSION_DIGEST = 10051,
		NFS4ERR_BADSESSION = 10052,
		NFS4ERR_BADSLOT = 10053,
		NFS4ERR_COMPLETE_ALREADY = 10054,
		NFS4ERR_CONN_NOT_BOUND_TO_SESSION = 10055,
		NFS4ERR_DELEG_ALREADY_WANTED = 10056,
		NFS4ERR_BACK_CHAN_BUSY = 10057, /* backchan reqs outstanding */
		NFS4ERR_LAYOUTTRYLATER = 10058,
		NFS4ERR_LAYOUTUNAVAILABLE = 10059,
		NFS4ERR_NOMATCHING_LAYOUT = 10060,
		NFS4ERR_RECALLCONFLICT = 10061,
		NFS4ERR_UNKNOWN_LAYOUTTYPE = 10062,
		NFS4ERR_SEQ_MISORDERED = 10063, /* unexpected seq.id in req */
		NFS4ERR_SEQUENCE_POS = 10064, /* [CB_]SEQ. op not 1st op */
		NFS4ERR_REQ_TOO_BIG = 10065, /* request too big */
		NFS4ERR_REP_TOO_BIG = 10066, /* reply too big */
		NFS4ERR_REP_TOO_BIG_TO_CACHE = 10067, /* rep. not all cached */
		NFS4ERR_RETRY_UNCACHED_REP = 10068, /* retry & rep. uncached */
		NFS4ERR_UNSAFE_COMPOUND = 10069, /* retry/recovery too hard */
		NFS4ERR_TOO_MANY_OPS = 10070, /* too many ops in [CB_]COMP */
		NFS4ERR_OP_NOT_IN_SESSION = 10071, /* op needs [CB_]SEQ. op */
		NFS4ERR_HASH_ALG_UNSUPP = 10072, /* hash alg. not supp. */
		/* Error 10073 is unused. */
		NFS4ERR_CLIENTID_BUSY = 10074, /* clientid has state */
		NFS4ERR_PNFS_IO_HOLE = 10075, /* IO to _SPARSE file hole */
		NFS4ERR_SEQ_FALSE_RETRY = 10076, /* retry not origional */
		NFS4ERR_BAD_HIGH_SLOT = 10077, /* sequence arg bad */
		NFS4ERR_DEADSESSION = 10078, /* persistent session dead */
		NFS4ERR_ENCR_ALG_UNSUPP = 10079, /* SSV alg mismatch */
		NFS4ERR_PNFS_NO_LAYOUT = 10080, /* direct I/O with no layout */
		NFS4ERR_NOT_ONLY_OP = 10081, /* bad compound */
		NFS4ERR_WRONG_CRED = 10082, /* permissions:state change */
		NFS4ERR_WRONG_TYPE = 10083, /* current operation mismatch */
		NFS4ERR_DIRDELEG_UNAVAIL = 10084, /* no directory delegation */
		NFS4ERR_REJECT_DELEG = 10085, /* on callback */
		NFS4ERR_RETURNCONFLICT = 10086, /* outstanding layoutreturn */
		NFS4ERR_DELEG_REVOKED = 10087, /* deleg./layout revoked */
		};

		/*
		@@ -391,6 +494,29 @@ enum {
		NFSPROC4_CLNT_GETACL,
		NFSPROC4_CLNT_SETACL,
		NFSPROC4_CLNT_FS_LOCATIONS,

		/* nfs41 */
		NFSPROC4_CLNT_EXCHANGE_ID,
		NFSPROC4_CLNT_CREATE_SESSION,
		NFSPROC4_CLNT_DESTROY_SESSION,
		NFSPROC4_CLNT_SEQUENCE,
		NFSPROC4_CLNT_GET_LEASE_TIME,
		};

		/* nfs41 types */
		struct nfs4_sessionid {
		unsigned char data[NFS4_MAX_SESSIONID_LEN];
		};

		/* Create Session Flags */
		#define SESSION4_PERSIST 0x001
		#define SESSION4_BACK_CHAN 0x002
		#define SESSION4_RDMA 0x004

		enum state_protect_how4 {
		SP4_NONE = 0,
		SP4_MACH_CRED = 1,
		SP4_SSV = 2
		};

		#endif

Admin message