* GPL HEADER END
*/
/*
- * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
* Use is subject to license terms.
*/
/*
*
* Lustre wire protocol definitions.
*
- * We assume all nodes are either little-endian or big-endian, and we
- * always send messages in the sender's native format. The receiver
- * detects the message format by checking the 'magic' field of the message
- * (see lustre_msg_swabbed() below).
* ALL structs passing over the wire should be declared here. Structs
* that are used in interfaces with userspace should go in lustre_user.h.
*
* in the code to ensure that new/old clients that see this larger struct
* do not fail, otherwise you need to implement protocol compatibility).
*
+ * We assume all nodes are either little-endian or big-endian, and we
+ * always send messages in the sender's native format. The receiver
+ * detects the message format by checking the 'magic' field of the message
+ * (see lustre_msg_swabbed() below).
+ *
* Each wire type has corresponding 'lustre_swab_xxxtypexxx()' routines,
* implemented either here, inline (trivial implementations) or in
* ptlrpc/pack_generic.c. These 'swabbers' convert the type from "other"
#ifndef _LUSTRE_IDL_H_
#define _LUSTRE_IDL_H_
-#include <libcfs/libcfs.h>
+#include <libcfs/libcfs.h> /* for LASSERT, LPUX64, etc */
/* Defn's shared with user-space. */
#include <lustre/lustre_user.h>
-#include <lustre/ll_fiemap.h>
/*
* GENERAL STUFF
#define SEQ_DATA_PORTAL 31
#define SEQ_CONTROLLER_PORTAL 32
+/* Portal 63 is reserved for the Cray Inc DVS - nic@cray.com, roe@cray.com, n8851@cray.com */
+
#define SVC_KILLED 1
#define SVC_EVENT 2
#define SVC_SIGNAL 4
typedef __u32 mdsno_t;
typedef __u64 seqno_t;
+typedef __u64 obd_id;
+typedef __u64 obd_seq;
+typedef __u64 obd_time;
+typedef __u64 obd_size;
+typedef __u64 obd_off;
+typedef __u64 obd_blocks;
+typedef __u64 obd_valid;
+typedef __u32 obd_blksize;
+typedef __u32 obd_mode;
+typedef __u32 obd_uid;
+typedef __u32 obd_gid;
+typedef __u32 obd_flag;
+typedef __u32 obd_count;
/**
* Describes a range of sequence, lsr_start is included but lsr_end is
return s >= range->lsr_start && s < range->lsr_end;
}
-/**
- * allocate \a w units of sequence from range \a from.
- */
-static inline void range_alloc(struct lu_seq_range *to,
- struct lu_seq_range *from,
- __u64 width)
-{
- to->lsr_start = from->lsr_start;
- to->lsr_end = from->lsr_start + width;
- from->lsr_start += width;
-}
-
static inline int range_is_sane(const struct lu_seq_range *range)
{
return (range->lsr_end >= range->lsr_start);
* @{ */
/**
- * File identifier.
- *
- * Fid is a cluster-wide unique identifier of a file or an object
- * (stripe). Fids are never reused. Fids are transmitted across network (in
- * the sender byte-ordering), and stored on disk in a packed form (struct
- * lu_fid_pack) in a big-endian order.
+ * Flags for lustre_mdt_attrs::lma_compat and lustre_mdt_attrs::lma_incompat.
*/
-struct lu_fid {
- /**
- * fid sequence. Sequence is a unit of migration: all files (objects)
- * with fids from a given sequence are stored on the same
- * server.
- *
- * Lustre should support 2 ^ 64 objects, thus even if one
- * sequence has one object we will never reach this value.
- */
- __u64 f_seq;
- /** fid number within sequence. */
- __u32 f_oid;
- /**
- * fid version, used to distinguish different versions (in the sense
- * of snapshots, etc.) of the same file system object. Not currently
- * used.
- */
- __u32 f_ver;
+enum lma_compat {
+ LMAC_HSM = 0x00000001,
+ LMAC_SOM = 0x00000002,
};
/**
+ * Masks for all features that should be supported by a Lustre version to
+ * access a specific file.
+ * This information is stored in lustre_mdt_attrs::lma_incompat.
+ *
+ * NOTE: No incompat feature should be added before bug #17670 is landed.
+ */
+#define LMA_INCOMPAT_SUPP 0x0
+
+/**
* Following struct for MDT attributes, that will be kept inode's EA.
* Introduced in 2.0 release (please see b15993, for details)
*/
struct lustre_mdt_attrs {
+ /**
+ * Bitfield for supported data in this structure. From enum lma_compat.
+ * lma_self_fid and lma_flags are always available.
+ */
+ __u32 lma_compat;
+ /**
+ * Per-file incompat feature list. Lustre version should support all
+ * flags set in this field. The supported feature mask is available in
+ * LMA_INCOMPAT_SUPP.
+ */
+ __u32 lma_incompat;
/** FID of this inode */
struct lu_fid lma_self_fid;
- /** SOM state, mdt/ost type, others */
+ /** mdt/ost type, others */
__u64 lma_flags;
- /** total sectors in objects */
- __u64 lma_som_sectors;
+ /* IO Epoch SOM attributes belongs to */
+ __u64 lma_ioepoch;
+ /** total file size in objects */
+ __u64 lma_som_size;
+ /** total fs blocks in objects */
+ __u64 lma_som_blocks;
+ /** mds mount id the size is valid for */
+ __u64 lma_som_mountid;
};
+/**
+ * Fill \a lma with its first content.
+ * Only fid is stored.
+ */
+static inline void lustre_lma_init(struct lustre_mdt_attrs *lma,
+ const struct lu_fid *fid)
+{
+ lma->lma_compat = 0;
+ lma->lma_incompat = 0;
+ memcpy(&lma->lma_self_fid, fid, sizeof(*fid));
+ lma->lma_flags = 0;
+ lma->lma_ioepoch = 0;
+ lma->lma_som_size = 0;
+ lma->lma_som_blocks = 0;
+ lma->lma_som_mountid = 0;
+
+ /* If a field is added in struct lustre_mdt_attrs, zero it explicitly
+ * and change the test below. */
+ LASSERT(sizeof(*lma) ==
+ (offsetof(struct lustre_mdt_attrs, lma_som_mountid) +
+ sizeof(lma->lma_som_mountid)));
+};
+
+extern void lustre_swab_lu_fid(struct lu_fid *fid);
+
+/**
+ * Swab, if needed, lustre_mdt_attr struct to on-disk format.
+ * Otherwise, do not touch it.
+ */
+static inline void lustre_lma_swab(struct lustre_mdt_attrs *lma)
+{
+ /* Use LUSTRE_MSG_MAGIC to detect local endianess. */
+ if (LUSTRE_MSG_MAGIC != cpu_to_le32(LUSTRE_MSG_MAGIC)) {
+ __swab32s(&lma->lma_compat);
+ __swab32s(&lma->lma_incompat);
+ lustre_swab_lu_fid(&lma->lma_self_fid);
+ __swab64s(&lma->lma_flags);
+ __swab64s(&lma->lma_ioepoch);
+ __swab64s(&lma->lma_som_size);
+ __swab64s(&lma->lma_som_blocks);
+ __swab64s(&lma->lma_som_mountid);
+ }
+};
+
+/* This is the maximum number of MDTs allowed in CMD testing until such
+ * a time that FID-on-OST is implemented. This is due to the limitations
+ * of packing non-0-MDT numbers into the FID SEQ namespace. Once FID-on-OST
+ * is implemented this limit will be virtually unlimited. */
+#define MAX_MDT_COUNT 8
+
/**
* fid constants
memset(fid, 0, sizeof(*fid));
}
-/* Normal FID sequence starts from this value, i.e. 1<<33 */
-#define FID_SEQ_START 0x200000000ULL
+static inline obd_id fid_ver_oid(const struct lu_fid *fid)
+{
+ return ((__u64)fid_ver(fid) << 32 | fid_oid(fid));
+}
-/* IDIF sequence starts from this value, i.e. 1<<32 */
-#define IDIF_SEQ_START 0x100000000ULL
+/**
+ * Different FID Format
+ * http://arch.lustre.org/index.php?title=Interoperability_fids_zfs#NEW.0
+ */
+enum fid_seq {
+ FID_SEQ_OST_MDT0 = 0,
+ FID_SEQ_LLOG = 1,
+ FID_SEQ_ECHO = 2,
+ FID_SEQ_OST_MDT1 = 3,
+ FID_SEQ_OST_MAX = 9, /* Max MDT count before OST_on_FID */
+ FID_SEQ_RSVD = 11,
+ FID_SEQ_IGIF = 12,
+ FID_SEQ_IGIF_MAX = 0x0ffffffffULL,
+ FID_SEQ_IDIF = 0x100000000ULL,
+ FID_SEQ_IDIF_MAX = 0x1ffffffffULL,
+ /* Normal FID sequence starts from this value, i.e. 1<<33 */
+ FID_SEQ_START = 0x200000000ULL,
+ FID_SEQ_LOCAL_FILE = 0x200000001ULL,
+ FID_SEQ_DOT_LUSTRE = 0x200000002ULL,
+ FID_SEQ_NORMAL = 0x200000400ULL
+};
+
+#define OBIF_OID_MAX_BITS 32
+#define OBIF_MAX_OID (1ULL << OBIF_OID_MAX_BITS)
+#define OBIF_OID_MASK ((1ULL << OBIF_OID_MAX_BITS) - 1)
+#define IDIF_OID_MAX_BITS 48
+#define IDIF_MAX_OID (1ULL << IDIF_OID_MAX_BITS)
+#define IDIF_OID_MASK ((1ULL << IDIF_OID_MAX_BITS) - 1)
+
+
+static inline int fid_seq_is_mdt0(obd_seq seq)
+{
+ return (seq == FID_SEQ_OST_MDT0);
+}
+
+static inline int fid_seq_is_cmd(const __u64 seq)
+{
+ return (seq >= FID_SEQ_OST_MDT1 && seq <= FID_SEQ_OST_MAX);
+};
+
+static inline int fid_seq_is_mdt(const __u64 seq)
+{
+ return seq == FID_SEQ_OST_MDT0 ||
+ (seq >= FID_SEQ_OST_MDT1 && seq <= FID_SEQ_OST_MAX);
+};
+
+static inline int fid_seq_is_rsvd(const __u64 seq)
+{
+ return seq <= FID_SEQ_RSVD;
+};
+
+static inline int fid_is_mdt0(const struct lu_fid *fid)
+{
+ return fid_seq_is_mdt0(fid_seq(fid));
+}
/**
* Check if a fid is igif or not.
* \param fid the fid to be tested.
* \return true if the fid is a igif; otherwise false.
*/
+static inline int fid_seq_is_igif(const __u64 seq)
+{
+ return seq >= FID_SEQ_IGIF && seq <= FID_SEQ_IGIF_MAX;
+}
+
static inline int fid_is_igif(const struct lu_fid *fid)
{
- return fid_seq(fid) > 0 && fid_seq(fid) < IDIF_SEQ_START;
+ return fid_seq_is_igif(fid_seq(fid));
}
/**
* \param fid the fid to be tested.
* \return true if the fid is a idif; otherwise false.
*/
+static inline int fid_seq_is_idif(const __u64 seq)
+{
+ return seq >= FID_SEQ_IDIF && seq <= FID_SEQ_IDIF_MAX;
+}
+
static inline int fid_is_idif(const struct lu_fid *fid)
{
- return fid_seq(fid) >= IDIF_SEQ_START && fid_seq(fid) < FID_SEQ_START;
+ return fid_seq_is_idif(fid_seq(fid));
+}
+
+struct ost_id {
+ obd_id oi_id;
+ obd_seq oi_seq;
+};
+
+static inline int fid_seq_is_norm(const __u64 seq)
+{
+ return (seq >= FID_SEQ_NORMAL);
+}
+
+static inline int fid_is_norm(const struct lu_fid *fid)
+{
+ return fid_seq_is_norm(fid_seq(fid));
+}
+
+/* convert an OST objid into an IDIF FID SEQ number */
+static inline obd_seq fid_idif_seq(obd_id id, __u32 ost_idx)
+{
+ return FID_SEQ_IDIF | (ost_idx << 16) | ((id >> 32) & 0xffff);
+}
+
+/* convert a packed IDIF FID into an OST objid */
+static inline obd_id fid_idif_id(obd_seq seq, __u32 oid, __u32 ver)
+{
+ return ((__u64)ver << 48) | ((seq & 0xffff) << 32) | oid;
+}
+
+/* unpack an ostid (id/seq) from a wire/disk structure into an IDIF FID */
+static inline void ostid_idif_unpack(struct ost_id *ostid,
+ struct lu_fid *fid, __u32 ost_idx)
+{
+ fid->f_seq = fid_idif_seq(ostid->oi_id, ost_idx);
+ fid->f_oid = ostid->oi_id; /* truncate to 32 bits by assignment */
+ fid->f_ver = ostid->oi_id >> 48; /* in theory, not currently used */
+}
+
+/* unpack an ostid (id/seq) from a wire/disk structure into a non-IDIF FID */
+static inline void ostid_fid_unpack(struct ost_id *ostid, struct lu_fid *fid)
+{
+ fid->f_seq = ostid->oi_seq;
+ fid->f_oid = ostid->oi_id; /* truncate to 32 bits by assignment */
+ fid->f_ver = ostid->oi_id >> 32; /* in theory, not currently used */
+}
+
+/* Unpack an OST object id/seq (group) into a FID. This is needed for
+ * converting all obdo, lmm, lsm, etc. 64-bit id/seq pairs into proper
+ * FIDs. Note that if an id/seq is already in FID/IDIF format it will
+ * be passed through unchanged. Only legacy OST objects in "group 0"
+ * will be mapped into the IDIF namespace so that they can fit into the
+ * struct lu_fid fields without loss. For reference see:
+ * http://arch.lustre.org/index.php?title=Interoperability_fids_zfs
+ */
+static inline int fid_ostid_unpack(struct lu_fid *fid, struct ost_id *ostid,
+ __u32 ost_idx)
+{
+ if (ost_idx > 0xffff) {
+ CERROR("bad ost_idx, seq:"LPU64" id:"LPU64" ost_idx:%u\n",
+ ostid->oi_seq, ostid->oi_id, ost_idx);
+ return -EBADF;
+ }
+
+ if (fid_seq_is_mdt0(ostid->oi_seq)) {
+ /* This is a "legacy" (old 1.x/2.early) OST object in "group 0"
+ * that we map into the IDIF namespace. It allows up to 2^48
+ * objects per OST, as this is the object namespace that has
+ * been in production for years. This can handle create rates
+ * of 1M objects/s/OST for 9 years, or combinations thereof. */
+ if (ostid->oi_id >= IDIF_MAX_OID) {
+ CERROR("bad MDT0 id, seq:"LPU64" id:"LPU64" ost_idx:%u\n",
+ ostid->oi_seq, ostid->oi_id, ost_idx);
+ return -EBADF;
+ }
+ ostid_idif_unpack(ostid, fid, ost_idx);
+
+ } else if (fid_seq_is_rsvd(ostid->oi_seq)) {
+ /* These are legacy OST objects for LLOG/ECHO and CMD testing.
+ * We only support 2^32 objects in these groups, and cannot
+ * uniquely identify them in the system (i.e. they are the
+ * duplicated on all OSTs), but this is not strictly required
+ * for the old object protocol, which has a separate ost_idx. */
+ if (ostid->oi_id >= 0xffffffffULL) {
+ CERROR("bad RSVD id, seq:"LPU64" id:"LPU64" ost_idx:%u\n",
+ ostid->oi_seq, ostid->oi_id, ost_idx);
+ return -EBADF;
+ }
+ ostid_fid_unpack(ostid, fid);
+
+ } else if (unlikely(fid_seq_is_igif(ostid->oi_seq))) {
+ /* This is an MDT inode number, which should never collide with
+ * proper OST object IDs, and is probably a broken filesystem */
+ CERROR("bad IGIF, seq:"LPU64" id:"LPU64" ost_idx:%u\n",
+ ostid->oi_seq, ostid->oi_id, ost_idx);
+ return -EBADF;
+
+ } else /* if (fid_seq_is_idif(seq) || fid_seq_is_norm(seq)) */ {
+ /* This is either an IDIF object, which identifies objects across
+ * all OSTs, or a regular FID. The IDIF namespace maps legacy
+ * OST objects into the FID namespace. In both cases, we just
+ * pass the FID through, no conversion needed. */
+ ostid_fid_unpack(ostid, fid);
+ }
+
+ return 0;
+}
+
+/* pack an IDIF FID into an ostid (id/seq) for the wire/disk */
+static inline void ostid_idif_pack(struct lu_fid *fid, struct ost_id *ostid)
+{
+ ostid->oi_seq = FID_SEQ_OST_MDT0;
+ ostid->oi_id = fid_idif_id(fid->f_seq, fid->f_oid, fid->f_ver);
+}
+
+/* pack a non-IDIF FID into an ostid (id/seq) for the wire/disk */
+static inline void ostid_fid_pack(struct lu_fid *fid, struct ost_id *ostid)
+{
+ ostid->oi_seq = fid_seq(fid);
+ ostid->oi_id = fid_ver_oid(fid);
+}
+
+/* pack any OST FID into an ostid (id/seq) for the wire/disk */
+static inline int fid_ostid_pack(struct lu_fid *fid, struct ost_id *ostid)
+{
+ if (unlikely(fid_seq_is_igif(fid->f_seq))) {
+ CERROR("bad IGIF, "DFID"\n", PFID(fid));
+ return -EBADF;
+ }
+
+ if (fid_is_idif(fid))
+ ostid_idif_pack(fid, ostid);
+ else
+ ostid_fid_pack(fid, ostid);
+
+ return 0;
+}
+
+/* extract OST sequence (group) from a wire ost_id (id/seq) pair */
+static inline obd_seq ostid_seq(struct ost_id *ostid)
+{
+ if (unlikely(fid_seq_is_igif(ostid->oi_seq)))
+ CWARN("bad IGIF, oi_seq: "LPU64" oi_id: "LPX64"\n",
+ ostid->oi_seq, ostid->oi_id);
+
+ if (unlikely(fid_seq_is_idif(ostid->oi_seq)))
+ return FID_SEQ_OST_MDT0;
+
+ return ostid->oi_seq;
+}
+
+/* extract OST objid from a wire ost_id (id/seq) pair */
+static inline obd_id ostid_id(struct ost_id *ostid)
+{
+ if (ostid->oi_seq == FID_SEQ_OST_MDT0)
+ return ostid->oi_id & IDIF_OID_MASK;
+
+ if (fid_seq_is_rsvd(ostid->oi_seq))
+ return ostid->oi_id & OBIF_OID_MASK;
+
+ if (fid_seq_is_idif(ostid->oi_seq))
+ return fid_idif_id(ostid->oi_seq, ostid->oi_id, 0);
+
+ return ostid->oi_id;
}
/**
}
/**
+ * Build igif from the inode number/generation.
+ */
+#define LU_IGIF_BUILD(fid, ino, gen) \
+do { \
+ fid->f_seq = ino; \
+ fid->f_oid = gen; \
+ fid->f_ver = 0; \
+} while(0)
+static inline void lu_igif_build(struct lu_fid *fid, __u32 ino, __u32 gen)
+{
+ LU_IGIF_BUILD(fid, ino, gen);
+ LASSERT(fid_is_igif(fid));
+}
+
+/**
* Get inode generation from a igif.
* \param fid a igif to get inode generation from.
* \return inode generation for the igif.
return fid_oid(fid);
}
-#define DFID "["LPX64":0x%x:0x%x]"
-
-#define PFID(fid) \
- fid_seq(fid), \
- fid_oid(fid), \
- fid_ver(fid)
-
+/*
+ * Fids are transmitted across network (in the sender byte-ordering),
+ * and stored on disk in big-endian order.
+ */
static inline void fid_cpu_to_le(struct lu_fid *dst, const struct lu_fid *src)
{
/* check that all fields are converted */
LASSERTF(fid_is_igif(dst) || fid_ver(dst) == 0, DFID"\n", PFID(dst));
}
-/**
- * Storage representation for fids.
- *
- * Variable size, first byte contains the length of the whole record.
- */
-struct lu_fid_pack {
- char fp_len;
- char fp_area[sizeof(struct lu_fid)];
-};
-
-void fid_pack(struct lu_fid_pack *pack, const struct lu_fid *fid,
- struct lu_fid *befider);
-int fid_unpack(const struct lu_fid_pack *pack, struct lu_fid *fid);
-
static inline int fid_is_sane(const struct lu_fid *fid)
{
return
/** \defgroup lu_dir lu_dir
* @{ */
+
+/**
+ * Enumeration of possible directory entry attributes.
+ *
+ * Attributes follow directory entry header in the order they appear in this
+ * enumeration.
+ */
+enum lu_dirent_attrs {
+ LUDA_FID = 0x0001,
+ LUDA_TYPE = 0x0002,
+};
+
/**
* Layout of readdir pages, as transmitted on wire.
*/
struct lu_dirent {
+ /** valid if LUDA_FID is set. */
struct lu_fid lde_fid;
+ /** a unique entry identifier: a hash or an offset. */
__u64 lde_hash;
+ /** total record length, including all attributes. */
__u16 lde_reclen;
+ /** name length */
__u16 lde_namelen;
- __u32 lde_pad0;
+ /** optional variable size attributes following this entry.
+ * taken from enum lu_dirent_attrs.
+ */
+ __u32 lde_attrs;
+ /** name is followed by the attributes indicated in ->ldp_attrs, in
+ * their natural order. After the last attribute, padding bytes are
+ * added to make ->lde_reclen a multiple of 8.
+ */
char lde_name[0];
};
+/*
+ * Definitions of optional directory entry attributes formats.
+ *
+ * Individual attributes do not have their length encoded in a generic way. It
+ * is assumed that consumer of an attribute knows its format. This means that
+ * it is impossible to skip over an unknown attribute, except by skipping over all
+ * remaining attributes (by using ->lde_reclen), which is not too
+ * constraining, because new server versions will append new attributes at
+ * the end of an entry.
+ */
+
+/**
+ * Fid directory attribute: a fid of an object referenced by the entry. This
+ * will be almost always requested by the client and supplied by the server.
+ *
+ * Aligned to 8 bytes.
+ */
+/* To have compatibility with 1.8, lets have fid in lu_dirent struct. */
+
+/**
+ * File type.
+ *
+ * Aligned to 2 bytes.
+ */
+struct luda_type {
+ __u16 lt_type;
+};
+
struct lu_dirpage {
__u64 ldp_hash_start;
__u64 ldp_hash_end;
return next;
}
+static inline int lu_dirent_calc_size(int namelen, __u16 attr)
+{
+ int size;
+
+ if (attr & LUDA_TYPE) {
+ const unsigned align = sizeof(struct luda_type) - 1;
+ size = (sizeof(struct lu_dirent) + namelen + align) & ~align;
+ size += sizeof(struct luda_type);
+ } else
+ size = sizeof(struct lu_dirent) + namelen;
+
+ return (size + 7) & ~7;
+}
+
static inline int lu_dirent_size(struct lu_dirent *ent)
{
if (le16_to_cpu(ent->lde_reclen) == 0) {
- return (sizeof(*ent) +
- le16_to_cpu(ent->lde_namelen) + 7) & ~7;
+ return lu_dirent_calc_size(le16_to_cpu(ent->lde_namelen),
+ le32_to_cpu(ent->lde_attrs));
}
return le16_to_cpu(ent->lde_reclen);
}
/* flags for lm_flags */
#define MSGHDR_AT_SUPPORT 0x1
+#define MSGHDR_CKSUM_INCOMPAT18 0x2
#define lustre_msg lustre_msg_v2
/* we depend on this structure to be 8-byte aligned */
#define DLM_LOCKREPLY_OFF 1 /* lockrep offset */
#define DLM_REPLY_REC_OFF 2 /* reply record offset */
+/** only use in req->rq_{req,rep}_swab_mask */
+#define MSG_PTLRPC_HEADER_OFF 31
+
/* Flags that are operation-specific go in the top 16 bits. */
#define MSG_OP_FLAG_MASK 0xffff0000
#define MSG_OP_FLAG_SHIFT 16
* Flags for all connect opcodes (MDS_CONNECT, OST_CONNECT)
*/
-#define MSG_CONNECT_RECOVERING 0x1
-#define MSG_CONNECT_RECONNECT 0x2
-#define MSG_CONNECT_REPLAYABLE 0x4
+#define MSG_CONNECT_RECOVERING 0x00000001
+#define MSG_CONNECT_RECONNECT 0x00000002
+#define MSG_CONNECT_REPLAYABLE 0x00000004
//#define MSG_CONNECT_PEER 0x8
-#define MSG_CONNECT_LIBCLIENT 0x10
-#define MSG_CONNECT_INITIAL 0x20
-#define MSG_CONNECT_ASYNC 0x40
-#define MSG_CONNECT_NEXT_VER 0x80 /* use next version of lustre_msg */
-#define MSG_CONNECT_TRANSNO 0x100 /* report transno */
+#define MSG_CONNECT_LIBCLIENT 0x00000010
+#define MSG_CONNECT_INITIAL 0x00000020
+#define MSG_CONNECT_ASYNC 0x00000040
+#define MSG_CONNECT_NEXT_VER 0x00000080 /* use next version of lustre_msg */
+#define MSG_CONNECT_TRANSNO 0x00000100 /* report transno */
/* Connect flags */
-#define OBD_CONNECT_RDONLY 0x00000001ULL /* client allowed read-only access */
-#define OBD_CONNECT_INDEX 0x00000002ULL /* connect to specific LOV idx */
-#define OBD_CONNECT_MDS 0x00000004ULL /* connect from MDT to OST */
-#define OBD_CONNECT_GRANT 0x00000008ULL /* OSC acquires grant at connect */
-#define OBD_CONNECT_SRVLOCK 0x00000010ULL /* server takes locks for client */
-#define OBD_CONNECT_VERSION 0x00000020ULL /* Server supports versions in ocd */
-#define OBD_CONNECT_REQPORTAL 0x00000040ULL /* Separate portal for non-IO reqs */
-#define OBD_CONNECT_ACL 0x00000080ULL /* client uses access control lists */
-#define OBD_CONNECT_XATTR 0x00000100ULL /* client using extended attributes*/
-#define OBD_CONNECT_TRUNCLOCK 0x00000400ULL /* locks on server for punch b=9528 */
-#define OBD_CONNECT_IBITS 0x00001000ULL /* support for inodebits locks */
-#define OBD_CONNECT_JOIN 0x00002000ULL /* files can be concatenated */
-#define OBD_CONNECT_ATTRFID 0x00004000ULL /* Server supports GetAttr By Fid */
-#define OBD_CONNECT_NODEVOH 0x00008000ULL /* No open handle for special nodes */
-#define OBD_CONNECT_RMT_CLIENT 0x00010000ULL /* Remote client */
-#define OBD_CONNECT_RMT_CLIENT_FORCE 0x00020000ULL /* Remote client by force */
-#define OBD_CONNECT_BRW_SIZE 0x00040000ULL /* Max bytes per rpc */
-#define OBD_CONNECT_QUOTA64 0x00080000ULL /* 64bit qunit_data.qd_count b=10707*/
-#define OBD_CONNECT_MDS_CAPA 0x00100000ULL /* MDS capability */
-#define OBD_CONNECT_OSS_CAPA 0x00200000ULL /* OSS capability */
-#define OBD_CONNECT_CANCELSET 0x00400000ULL /* Early batched cancels. */
-#define OBD_CONNECT_SOM 0x00800000ULL /* SOM feature */
-#define OBD_CONNECT_AT 0x01000000ULL /* client uses adaptive timeouts */
-#define OBD_CONNECT_LRU_RESIZE 0x02000000ULL /* Lru resize feature. */
-#define OBD_CONNECT_MDS_MDS 0x04000000ULL /* MDS-MDS connection*/
-#define OBD_CONNECT_REAL 0x08000000ULL /* real connection */
-#define OBD_CONNECT_CHANGE_QS 0x10000000ULL /* shrink/enlarge qunit b=10600 */
-#define OBD_CONNECT_CKSUM 0x20000000ULL /* support several cksum algos */
-#define OBD_CONNECT_FID 0x40000000ULL /* FID is supported by server */
-#define OBD_CONNECT_LOV_V3 0x100000000ULL /* client supports lov v3 ea */
-
+#define OBD_CONNECT_RDONLY 0x1ULL /*client has read-only access*/
+#define OBD_CONNECT_INDEX 0x2ULL /*connect specific LOV idx */
+#define OBD_CONNECT_MDS 0x4ULL /*connect from MDT to OST */
+#define OBD_CONNECT_GRANT 0x8ULL /*OSC gets grant at connect */
+#define OBD_CONNECT_SRVLOCK 0x10ULL /*server takes locks for cli */
+#define OBD_CONNECT_VERSION 0x20ULL /*Lustre versions in ocd */
+#define OBD_CONNECT_REQPORTAL 0x40ULL /*Separate non-IO req portal */
+#define OBD_CONNECT_ACL 0x80ULL /*access control lists */
+#define OBD_CONNECT_XATTR 0x100ULL /*client use extended attr */
+#define OBD_CONNECT_CROW 0x200ULL /*MDS+OST create obj on write*/
+#define OBD_CONNECT_TRUNCLOCK 0x400ULL /*locks on server for punch */
+#define OBD_CONNECT_TRANSNO 0x800ULL /*replay sends init transno */
+#define OBD_CONNECT_IBITS 0x1000ULL /*support for inodebits locks*/
+#define OBD_CONNECT_JOIN 0x2000ULL /*files can be concatenated.
+ *We do not support JOIN FILE
+ *anymore, reserve this flags
+ *just for preventing such bit
+ *to be reused.*/
+#define OBD_CONNECT_ATTRFID 0x4000ULL /*Server can GetAttr By Fid*/
+#define OBD_CONNECT_NODEVOH 0x8000ULL /*No open hndl on specl nodes*/
+#define OBD_CONNECT_RMT_CLIENT 0x10000ULL /*Remote client */
+#define OBD_CONNECT_RMT_CLIENT_FORCE 0x20000ULL /*Remote client by force */
+#define OBD_CONNECT_BRW_SIZE 0x40000ULL /*Max bytes per rpc */
+#define OBD_CONNECT_QUOTA64 0x80000ULL /*64bit qunit_data.qd_count */
+#define OBD_CONNECT_MDS_CAPA 0x100000ULL /*MDS capability */
+#define OBD_CONNECT_OSS_CAPA 0x200000ULL /*OSS capability */
+#define OBD_CONNECT_CANCELSET 0x400000ULL /*Early batched cancels. */
+#define OBD_CONNECT_SOM 0x800000ULL /*Size on MDS */
+#define OBD_CONNECT_AT 0x1000000ULL /*client uses AT */
+#define OBD_CONNECT_LRU_RESIZE 0x2000000ULL /*LRU resize feature. */
+#define OBD_CONNECT_MDS_MDS 0x4000000ULL /*MDS-MDS connection */
+#define OBD_CONNECT_REAL 0x8000000ULL /*real connection */
+#define OBD_CONNECT_CHANGE_QS 0x10000000ULL /*shrink/enlarge qunit */
+#define OBD_CONNECT_CKSUM 0x20000000ULL /*support several cksum algos*/
+#define OBD_CONNECT_FID 0x40000000ULL /*FID is supported by server */
+#define OBD_CONNECT_VBR 0x80000000ULL /*version based recovery */
+#define OBD_CONNECT_LOV_V3 0x100000000ULL /*client supports LOV v3 EA */
+#define OBD_CONNECT_GRANT_SHRINK 0x200000000ULL /* support grant shrink */
+#define OBD_CONNECT_SKIP_ORPHAN 0x400000000ULL /* don't reuse orphan objids */
+#define OBD_CONNECT_MAX_EASIZE 0x800000000ULL /* preserved for large EA */
+#define OBD_CONNECT_FULL20 0x1000000000ULL /* it is 2.0 client */
+#define OBD_CONNECT_LAYOUTLOCK 0x2000000000ULL /* client supports layout lock */
/* also update obd_connect_names[] for lprocfs_rd_connect_flags()
* and lustre/utils/wirecheck.c */
OBD_CONNECT_ACL | OBD_CONNECT_XATTR | \
OBD_CONNECT_IBITS | OBD_CONNECT_JOIN | \
OBD_CONNECT_NODEVOH |/* OBD_CONNECT_ATTRFID |*/\
+ OBD_CONNECT_CANCELSET | OBD_CONNECT_AT | \
OBD_CONNECT_RMT_CLIENT | \
OBD_CONNECT_RMT_CLIENT_FORCE | \
OBD_CONNECT_MDS_CAPA | OBD_CONNECT_OSS_CAPA | \
- OBD_CONNECT_MDS_MDS | OBD_CONNECT_CANCELSET | \
- OBD_CONNECT_FID | \
- LRU_RESIZE_CONNECT_FLAG | OBD_CONNECT_AT | \
- OBD_CONNECT_LOV_V3)
+ OBD_CONNECT_MDS_MDS | OBD_CONNECT_FID | \
+ LRU_RESIZE_CONNECT_FLAG | OBD_CONNECT_VBR | \
+ OBD_CONNECT_LOV_V3 | OBD_CONNECT_SOM | \
+ OBD_CONNECT_FULL20)
#define OST_CONNECT_SUPPORTED (OBD_CONNECT_SRVLOCK | OBD_CONNECT_GRANT | \
OBD_CONNECT_REQPORTAL | OBD_CONNECT_VERSION | \
OBD_CONNECT_TRUNCLOCK | OBD_CONNECT_INDEX | \
OBD_CONNECT_BRW_SIZE | OBD_CONNECT_QUOTA64 | \
- OBD_CONNECT_OSS_CAPA | OBD_CONNECT_CANCELSET | \
- OBD_CONNECT_CKSUM | LRU_RESIZE_CONNECT_FLAG | \
- OBD_CONNECT_AT | OBD_CONNECT_CHANGE_QS | \
- OBD_CONNECT_RMT_CLIENT | \
- OBD_CONNECT_RMT_CLIENT_FORCE | OBD_CONNECT_MDS)
+ OBD_CONNECT_CANCELSET | OBD_CONNECT_AT | \
+ LRU_RESIZE_CONNECT_FLAG | OBD_CONNECT_CKSUM | \
+ OBD_CONNECT_CHANGE_QS | \
+ OBD_CONNECT_OSS_CAPA | OBD_CONNECT_RMT_CLIENT | \
+ OBD_CONNECT_RMT_CLIENT_FORCE | OBD_CONNECT_VBR | \
+ OBD_CONNECT_MDS | OBD_CONNECT_SKIP_ORPHAN | \
+ OBD_CONNECT_GRANT_SHRINK | OBD_CONNECT_FULL20)
#define ECHO_CONNECT_SUPPORTED (0)
-#define MGS_CONNECT_SUPPORTED (OBD_CONNECT_VERSION | OBD_CONNECT_AT)
-
-#define MAX_QUOTA_COUNT32 (0xffffffffULL)
+#define MGS_CONNECT_SUPPORTED (OBD_CONNECT_VERSION | OBD_CONNECT_AT | \
+ OBD_CONNECT_FULL20)
#define OBD_OCD_VERSION(major,minor,patch,fix) (((major)<<24) + ((minor)<<16) +\
((patch)<<8) + (fix))
} ost_cmd_t;
#define OST_FIRST_OPC OST_REPLY
-typedef __u64 obd_id;
-typedef __u64 obd_gr;
-typedef __u64 obd_time;
-typedef __u64 obd_size;
-typedef __u64 obd_off;
-typedef __u64 obd_blocks;
-typedef __u32 obd_blksize;
-typedef __u32 obd_mode;
-typedef __u32 obd_uid;
-typedef __u32 obd_gid;
-typedef __u32 obd_flag;
-typedef __u64 obd_valid;
-typedef __u32 obd_count;
-
-#define OBD_FL_INLINEDATA (0x00000001)
-#define OBD_FL_OBDMDEXISTS (0x00000002)
-#define OBD_FL_DELORPHAN (0x00000004) /* if set in o_flags delete orphans */
-#define OBD_FL_NORPC (0x00000008) /* set in o_flags do in OSC not OST */
-#define OBD_FL_IDONLY (0x00000010) /* set in o_flags only adjust obj id*/
-#define OBD_FL_RECREATE_OBJS (0x00000020) /* recreate missing obj */
-#define OBD_FL_DEBUG_CHECK (0x00000040) /* echo client/server debug check */
-#define OBD_FL_NO_USRQUOTA (0x00000100) /* the object's owner is over quota */
-#define OBD_FL_NO_GRPQUOTA (0x00000200) /* the object's group is over quota */
-
-/**
- * Set this to delegate DLM locking during obd_punch() to the OSTs. Only OSTs
- * that declared OBD_CONNECT_TRUNCLOCK in their connect flags support this
- * functionality.
- */
-#define OBD_FL_TRUNCLOCK (0x00000800)
-
-/*
- * Checksum types
- */
-#define OBD_FL_CKSUM_CRC32 (0x00001000)
-#define OBD_FL_CKSUM_ADLER (0x00002000)
-#define OBD_FL_CKSUM_ALL (OBD_FL_CKSUM_CRC32 | OBD_FL_CKSUM_ADLER)
+enum obdo_flags {
+ OBD_FL_INLINEDATA = 0x00000001,
+ OBD_FL_OBDMDEXISTS = 0x00000002,
+ OBD_FL_DELORPHAN = 0x00000004, /* if set in o_flags delete orphans */
+ OBD_FL_NORPC = 0x00000008, /* set in o_flags do in OSC not OST */
+ OBD_FL_IDONLY = 0x00000010, /* set in o_flags only adjust obj id*/
+ OBD_FL_RECREATE_OBJS= 0x00000020, /* recreate missing obj */
+ OBD_FL_DEBUG_CHECK = 0x00000040, /* echo client/server debug check */
+ OBD_FL_NO_USRQUOTA = 0x00000100, /* the object's owner is over quota */
+ OBD_FL_NO_GRPQUOTA = 0x00000200, /* the object's group is over quota */
+ OBD_FL_CREATE_CROW = 0x00000400, /* object should be create on write */
+ OBD_FL_SRVLOCK = 0x00000800, /* delegate DLM locking to server */
+ OBD_FL_CKSUM_CRC32 = 0x00001000, /* CRC32 checksum type */
+ OBD_FL_CKSUM_ADLER = 0x00002000, /* ADLER checksum type */
+ OBD_FL_CKSUM_RSVD1 = 0x00004000, /* for future cksum types */
+ OBD_FL_CKSUM_RSVD2 = 0x00008000, /* for future cksum types */
+ OBD_FL_CKSUM_RSVD3 = 0x00010000, /* for future cksum types */
+ OBD_FL_SHRINK_GRANT = 0x00020000, /* object shrink the grant */
+ OBD_FL_MMAP = 0x00040000, /* object is mmapped on the client */
+
+ OBD_FL_CKSUM_ALL = OBD_FL_CKSUM_CRC32 | OBD_FL_CKSUM_ADLER,
+
+ /* mask for local-only flag, which won't be sent over network */
+ OBD_FL_LOCAL_MASK = 0xF0000000,
+};
#define LOV_MAGIC_V1 0x0BD10BD0
#define LOV_MAGIC LOV_MAGIC_V1
-#define LOV_MAGIC_JOIN 0x0BD20BD0
+#define LOV_MAGIC_JOIN_V1 0x0BD20BD0
#define LOV_MAGIC_V3 0x0BD30BD0
#define LOV_PATTERN_RAID0 0x001 /* stripes are used round-robin */
#define lov_ost_data lov_ost_data_v1
struct lov_ost_data_v1 { /* per-stripe data structure (little-endian)*/
__u64 l_object_id; /* OST object ID */
- __u64 l_object_gr; /* OST object group (creating MDS number) */
+ __u64 l_object_seq; /* OST object seq number */
__u32 l_ost_gen; /* generation of this l_ost_idx */
__u32 l_ost_idx; /* OST index in LOV (lov_tgt_desc->tgts) */
};
__u32 lmm_magic; /* magic number = LOV_MAGIC_V1 */
__u32 lmm_pattern; /* LOV_PATTERN_RAID0, LOV_PATTERN_RAID1 */
__u64 lmm_object_id; /* LOV object ID */
- __u64 lmm_object_gr; /* LOV object group */
+ __u64 lmm_object_seq; /* LOV object seq number */
__u32 lmm_stripe_size; /* size of stripe in bytes */
__u32 lmm_stripe_count; /* num stripes in use for this object */
struct lov_ost_data_v1 lmm_objects[0]; /* per-stripe data */
__u32 lmm_magic; /* magic number = LOV_MAGIC_V3 */
__u32 lmm_pattern; /* LOV_PATTERN_RAID0, LOV_PATTERN_RAID1 */
__u64 lmm_object_id; /* LOV object ID */
- __u64 lmm_object_gr; /* LOV object group */
+ __u64 lmm_object_seq; /* LOV object seq number */
__u32 lmm_stripe_size; /* size of stripe in bytes */
__u32 lmm_stripe_count; /* num stripes in use for this object */
char lmm_pool_name[LOV_MAXPOOLNAME]; /* must be 32bit aligned */
#define OBD_MD_FLHANDLE (0x00080000ULL) /* file/lock handle */
#define OBD_MD_FLCKSUM (0x00100000ULL) /* bulk data checksum */
#define OBD_MD_FLQOS (0x00200000ULL) /* quality of service stats */
-#define OBD_MD_FLOSCOPQ (0x00400000ULL) /* osc opaque data */
+/*#define OBD_MD_FLOSCOPQ (0x00400000ULL) osc opaque data, never used */
#define OBD_MD_FLCOOKIE (0x00800000ULL) /* log cancellation cookie */
#define OBD_MD_FLGROUP (0x01000000ULL) /* group */
#define OBD_MD_FLFID (0x02000000ULL) /* ->ost write inline fid */
-#define OBD_MD_FLEPOCH (0x04000000ULL) /* ->ost write easize is epoch */
+#define OBD_MD_FLEPOCH (0x04000000ULL) /* ->ost write with ioepoch */
/* ->mds if epoch opens or closes */
#define OBD_MD_FLGRANT (0x08000000ULL) /* ost preallocation space grant */
#define OBD_MD_FLDIREA (0x10000000ULL) /* dir's extended attribute data */
#define OBD_MD_MDS (0x0000000100000000ULL) /* where an inode lives on */
#define OBD_MD_REINT (0x0000000200000000ULL) /* reintegrate oa */
#define OBD_MD_MEA (0x0000000400000000ULL) /* CMD split EA */
+#define OBD_MD_MDTIDX (0x0000000800000000ULL) /* Get MDT index */
#define OBD_MD_FLXATTR (0x0000001000000000ULL) /* xattr */
#define OBD_MD_FLXATTRLS (0x0000002000000000ULL) /* xattr list */
#define OBD_MD_FLOSSCAPA (0x0000040000000000ULL) /* OSS capability */
#define OBD_MD_FLCKSPLIT (0x0000080000000000ULL) /* Check split on server */
#define OBD_MD_FLCROSSREF (0x0000100000000000ULL) /* Cross-ref case */
-
+#define OBD_MD_FLGETATTRLOCK (0x0000200000000000ULL) /* Get IOEpoch attributes
+ * under lock */
#define OBD_FL_TRUNC (0x0000200000000000ULL) /* for filter_truncate */
#define OBD_MD_FLRMTLSETFACL (0x0001000000000000ULL) /* lfs lsetfacl case */
/* don't forget obdo_fid which is way down at the bottom so it can
* come after the definition of llog_cookie */
-struct obd_statfs {
- __u64 os_type;
- __u64 os_blocks;
- __u64 os_bfree;
- __u64 os_bavail;
- __u64 os_files;
- __u64 os_ffree;
- __u8 os_fsid[40];
- __u32 os_bsize;
- __u32 os_namelen;
- __u64 os_maxbytes;
- __u32 os_state; /* positive error code on server */
- __u32 os_spare1;
- __u32 os_spare2;
- __u32 os_spare3;
- __u32 os_spare4;
- __u32 os_spare5;
- __u32 os_spare6;
- __u32 os_spare7;
- __u32 os_spare8;
- __u32 os_spare9;
-};
extern void lustre_swab_obd_statfs (struct obd_statfs *os);
#define OBD_STATFS_NODELAY 0x0001 /* requests should be send without delay
* and resends for avoid deadlocks */
-
#define OBD_STATFS_FROM_CACHE 0x0002 /* the statfs callback should not update
* obd_osfs_age */
+#define OBD_STATFS_PTLRPCD 0x0004 /* requests will be sent via ptlrpcd
+ * instead of a specific set. This
+ * means that we cannot rely on the set
+ * interpret routine to be called.
+ * lov_statfs_fini() must thus be called
+ * by the request interpret routine */
/* ost_body.data values for OST_BRW */
#define OBD_BRW_READ 0x01
#define OBD_BRW_WRITE 0x02
#define OBD_BRW_RWMASK (OBD_BRW_READ | OBD_BRW_WRITE)
-#define OBD_BRW_SYNC 0x08
+#define OBD_BRW_SYNC 0x08 /* this page is a part of synchronous
+ * transfer and is not accounted in
+ * the grant. */
#define OBD_BRW_CHECK 0x10
#define OBD_BRW_FROM_GRANT 0x20 /* the osc manages this under llite */
#define OBD_BRW_GRANTED 0x40 /* the ost manages this */
#define OBD_BRW_NOCACHE 0x80 /* this page is a part of non-cached IO */
#define OBD_BRW_NOQUOTA 0x100
#define OBD_BRW_SRVLOCK 0x200 /* Client holds no lock over this page */
+#define OBD_BRW_ASYNC 0x400 /* Server may delay commit to disk */
+#define OBD_BRW_MEMALLOC 0x800 /* Client runs in the "kswapd" context */
#define OBD_OBJECT_EOF 0xffffffffffffffffULL
struct obd_ioobj {
obd_id ioo_id;
- obd_gr ioo_gr;
+ obd_seq ioo_seq;
__u32 ioo_type;
__u32 ioo_bufcnt;
};
MDS_SETXATTR = 50, /* obsolete, now it's MDS_REINT op */
MDS_WRITEPAGE = 51,
MDS_IS_SUBDIR = 52,
+ MDS_GET_INFO = 53,
MDS_LAST_OPC
} mds_cmd_t;
/* This FULL lock is useful to take on unlink sort of operations */
#define MDS_INODELOCK_FULL ((1<<(MDS_INODELOCK_MAXSHIFT+1))-1)
-struct ll_fid {
- __u64 id; /* holds object id */
- __u32 generation; /* holds object generation */
-
- __u32 f_type; /* holds object type or stripe idx when passing it to
- * OST for saving into EA. */
-};
-
extern void lustre_swab_ll_fid (struct ll_fid *fid);
#define MDS_STATUS_CONN 1
MF_MDC_CANCEL_FID2 = (1 << 4),
MF_MDC_CANCEL_FID3 = (1 << 5),
MF_MDC_CANCEL_FID4 = (1 << 6),
+ /* There is a pending attribute update. */
+ MF_SOM_AU = (1 << 7),
+ /* Cancel OST locks while getattr OST attributes. */
+ MF_GETATTR_LOCK = (1 << 8),
};
-#define MF_SOM_LOCAL_FLAGS (MF_MDC_CANCEL_FID1 | MF_MDC_CANCEL_FID2 | \
- MF_MDC_CANCEL_FID3 | MF_MDC_CANCEL_FID4)
+#define MF_SOM_LOCAL_FLAGS (MF_SOM_CHANGE | MF_EPOCH_OPEN | MF_EPOCH_CLOSE)
#define MDS_BFLAG_UNCOMMITTED_WRITES 0x1
-#define MDS_BFLAG_EXT_FLAGS 0x80000000 /* == EXT3_RESERVED_FL */
/* these should be identical to their EXT3_*_FL counterparts, and are
* redefined here only to avoid dragging in ext3_fs.h */
#define MDS_DIRSYNC_FL 0x00010000 /* dirsync behaviour (dir only) */
#ifdef __KERNEL__
-/* If MDS_BFLAG_IOC_FLAGS is set it means we requested EXT3_*_FL inode flags
- * and we need to decode these into local S_* flags in the inode. Otherwise
- * we pass flags straight through (see bug 9486). */
+/* Convert wire MDS_*_FL to corresponding client local VFS S_* values
+ * for the client inode i_flags. The MDS_*_FL are the Lustre wire
+ * protocol equivalents of LDISKFS_*_FL values stored on disk, while
+ * the S_* flags are kernel-internal values that change between kernel
+ * versions. These flags are set/cleared via FSFILT_IOC_{GET,SET}_FLAGS.
+ * See b=16526 for a full history. */
static inline int ll_ext_to_inode_flags(int flags)
{
- return (flags & MDS_BFLAG_EXT_FLAGS) ?
- (((flags & MDS_SYNC_FL) ? S_SYNC : 0) |
+ return (((flags & MDS_SYNC_FL) ? S_SYNC : 0) |
((flags & MDS_NOATIME_FL) ? S_NOATIME : 0) |
((flags & MDS_APPEND_FL) ? S_APPEND : 0) |
#if defined(S_DIRSYNC)
((flags & MDS_DIRSYNC_FL) ? S_DIRSYNC : 0) |
#endif
- ((flags & MDS_IMMUTABLE_FL) ? S_IMMUTABLE : 0)) :
- (flags & ~MDS_BFLAG_EXT_FLAGS);
+ ((flags & MDS_IMMUTABLE_FL) ? S_IMMUTABLE : 0));
}
-/* If MDS_BFLAG_EXT_FLAGS is set it means we requested EXT3_*_FL inode flags
- * and we pass these straight through. Otherwise we need to convert from
- * S_* flags to their EXT3_*_FL equivalents (see bug 9486). */
-static inline int ll_inode_to_ext_flags(int oflags, int iflags)
+static inline int ll_inode_to_ext_flags(int iflags)
{
- return (oflags & MDS_BFLAG_EXT_FLAGS) ? (oflags & ~MDS_BFLAG_EXT_FLAGS):
- (((iflags & S_SYNC) ? MDS_SYNC_FL : 0) |
+ return (((iflags & S_SYNC) ? MDS_SYNC_FL : 0) |
((iflags & S_NOATIME) ? MDS_NOATIME_FL : 0) |
((iflags & S_APPEND) ? MDS_APPEND_FL : 0) |
#if defined(S_DIRSYNC)
}
#endif
-struct mdt_body {
- struct lu_fid fid1;
- struct lu_fid fid2;
+/*
+ * while mds_body is to interact with 1.6, mdt_body is to interact with 2.0.
+ * both of them should have the same fields layout, because at client side
+ * one could be dynamically cast to the other.
+ *
+ * mdt_body has large size than mds_body, with unused padding (48 bytes)
+ * at the end. client always use size of mdt_body to prepare request/reply
+ * buffers, and actual data could be interepeted as mdt_body or mds_body
+ * accordingly.
+ */
+struct mds_body {
+ struct ll_fid fid1;
+ struct ll_fid fid2;
struct lustre_handle handle;
__u64 valid;
__u64 size; /* Offset, in the case of MDS_READPAGE */
__u64 atime;
__u64 ctime;
__u64 blocks; /* XID, in the case of MDS_READPAGE */
- __u64 ioepoch;
- __u64 ino; /* for 1.6 compatibility */
+ __u64 io_epoch;
+ __u64 ino;
__u32 fsuid;
__u32 fsgid;
__u32 capability;
__u32 flags; /* from vfs for pin/unpin, MDS_BFLAG for close */
__u32 rdev;
__u32 nlink; /* #bytes to read in the case of MDS_READPAGE */
- __u32 generation; /* for 1.6 compatibility */
+ __u32 generation;
__u32 suppgid;
__u32 eadatasize;
__u32 aclsize;
__u32 max_mdsize;
__u32 max_cookiesize;
- __u32 padding_4; /* also fix lustre_swab_mdt_body */
- __u64 padding_5;
- __u64 padding_6;
- __u64 padding_7;
- __u64 padding_8;
- __u64 padding_9;
- __u64 padding_10;
+ __u32 padding_4; /* also fix lustre_swab_mds_body */
};
-struct mds_body {
- struct ll_fid fid1;
- struct ll_fid fid2;
+extern void lustre_swab_mds_body (struct mds_body *b);
+
+struct mdt_body {
+ struct lu_fid fid1;
+ struct lu_fid fid2;
struct lustre_handle handle;
__u64 valid;
__u64 size; /* Offset, in the case of MDS_READPAGE */
__u64 atime;
__u64 ctime;
__u64 blocks; /* XID, in the case of MDS_READPAGE */
- __u64 io_epoch;
- __u64 ino;
+ __u64 ioepoch;
+ __u64 ino; /* for 1.6 compatibility */
__u32 fsuid;
__u32 fsgid;
__u32 capability;
__u32 flags; /* from vfs for pin/unpin, MDS_BFLAG for close */
__u32 rdev;
__u32 nlink; /* #bytes to read in the case of MDS_READPAGE */
- __u32 generation;
+ __u32 generation; /* for 1.6 compatibility */
__u32 suppgid;
__u32 eadatasize;
__u32 aclsize;
__u32 max_mdsize;
__u32 max_cookiesize;
- __u32 padding_4; /* also fix lustre_swab_mds_body */
-};
+ __u32 uid_h; /* high 32-bits of uid, for FUID */
+ __u32 gid_h; /* high 32-bits of gid, for FUID */
+ __u32 padding_5; /* also fix lustre_swab_mdt_body */
+ __u64 padding_6;
+ __u64 padding_7;
+ __u64 padding_8;
+ __u64 padding_9;
+ __u64 padding_10;
+}; /* 216 */
-extern void lustre_swab_mds_body (struct mds_body *b);
extern void lustre_swab_mdt_body (struct mdt_body *b);
-struct mdt_epoch {
+struct mdt_ioepoch {
struct lustre_handle handle;
__u64 ioepoch;
__u32 flags;
__u32 padding;
};
-extern void lustre_swab_mdt_epoch (struct mdt_epoch *b);
+extern void lustre_swab_mdt_ioepoch (struct mdt_ioepoch *b);
#define Q_QUOTACHECK 0x800100
#define Q_INITQUOTA 0x800101 /* init slave limits */
};
extern void lustre_swab_quota_adjust_qunit(struct quota_adjust_qunit *q);
-/* flags in qunit_data and quota_adjust_qunit will use macroes below */
+/* flags is shared among quota structures */
#define LQUOTA_FLAGS_GRP 1UL /* 0 is user, 1 is group */
#define LQUOTA_FLAGS_BLK 2UL /* 0 is inode, 1 is block */
#define LQUOTA_FLAGS_ADJBLK 4UL /* adjust the block qunit size */
#define LQUOTA_FLAGS_CHG_QS 16UL /* indicate whether it has capability of
* OBD_CONNECT_CHANGE_QS */
-/* the status of lqsk_flags in struct lustre_qunit_size_key */
+/* flags is specific for quota_adjust_qunit */
+#define LQUOTA_QAQ_CREATE_LQS (1 << 31) /* when it is set, need create lqs */
+
+/* the status of lqs_flags in struct lustre_qunit_size */
#define LQUOTA_QUNIT_FLAGS (LQUOTA_FLAGS_GRP | LQUOTA_FLAGS_BLK)
#define QAQ_IS_GRP(qaq) ((qaq)->qaq_flags & LQUOTA_FLAGS_GRP)
#define QAQ_IS_ADJBLK(qaq) ((qaq)->qaq_flags & LQUOTA_FLAGS_ADJBLK)
#define QAQ_IS_ADJINO(qaq) ((qaq)->qaq_flags & LQUOTA_FLAGS_ADJINO)
+#define QAQ_IS_CREATE_LQS(qaq) ((qaq)->qaq_flags & LQUOTA_QAQ_CREATE_LQS)
#define QAQ_SET_GRP(qaq) ((qaq)->qaq_flags |= LQUOTA_FLAGS_GRP)
#define QAQ_SET_ADJBLK(qaq) ((qaq)->qaq_flags |= LQUOTA_FLAGS_ADJBLK)
#define QAQ_SET_ADJINO(qaq) ((qaq)->qaq_flags |= LQUOTA_FLAGS_ADJINO)
+#define QAQ_SET_CREATE_LQS(qaq) ((qaq)->qaq_flags |= LQUOTA_QAQ_CREATE_LQS)
/* inode access permission for remote user, the inode info are omitted,
* for client knows them. */
__u32 rp_uid;
__u32 rp_gid;
__u32 rp_fsuid;
+ __u32 rp_fsuid_h;
__u32 rp_fsgid;
+ __u32 rp_fsgid_h;
__u32 rp_access_perm; /* MAY_READ/WRITE/EXEC */
};
extern void lustre_swab_mdt_remote_perm(struct mdt_remote_perm *p);
-struct mds_rec_setattr {
- __u32 sa_opcode;
- __u32 sa_fsuid;
- __u32 sa_fsgid;
- __u32 sa_cap;
- __u32 sa_suppgid;
- __u32 sa_mode;
- struct ll_fid sa_fid;
- __u64 sa_valid; /* MDS_ATTR_* attributes */
- __u64 sa_size;
- __u64 sa_mtime;
- __u64 sa_atime;
- __u64 sa_ctime;
- __u32 sa_uid;
- __u32 sa_gid;
- __u32 sa_attr_flags;
- __u32 sa_padding; /* also fix lustre_swab_mds_rec_setattr */
-};
-
-extern void lustre_swab_mds_rec_setattr (struct mds_rec_setattr *sa);
-
struct mdt_rec_setattr {
__u32 sa_opcode;
__u32 sa_cap;
extern void lustre_swab_mdt_rec_setattr (struct mdt_rec_setattr *sa);
/*
- * Attribute flags used in mds_rec_setattr::sa_valid.
+ * Attribute flags used in mdt_rec_setattr::sa_valid.
* The kernel's #defines for ATTR_* should not be used over the network
* since the client and MDS may run different kernels (see bug 13828)
* Therefore, we should only use MDS_ATTR_* attributes for sa_valid.
#define FMODE_WRITE 00000002
#endif
+/* IO Epoch is opened on a closed file. */
#define FMODE_EPOCH 01000000
-#define FMODE_EPOCHLCK 02000000
+/* IO Epoch is opened on a file truncate. */
+#define FMODE_TRUNC 02000000
+/* Size-on-MDS Attribute Update is pending. */
#define FMODE_SOM 04000000
#define FMODE_CLOSED 0
#define MDS_OPEN_DELAY_CREATE 0100000000 /* delay initial object create */
#define MDS_OPEN_OWNEROVERRIDE 0200000000 /* NFSD rw-reopen ro file for owner */
-#define MDS_OPEN_JOIN_FILE 0400000000 /* open for join file*/
+#define MDS_OPEN_JOIN_FILE 0400000000 /* open for join file.
+ * We do not support JOIN FILE
+ * anymore, reserve this flags
+ * just for preventing such bit
+ * to be reused. */
#define MDS_CREATE_RMT_ACL 01000000000 /* indicate create on remote server
* with default ACL */
#define MDS_CREATE_SLAVE_OBJ 02000000000 /* indicate create slave object
#define MAY_RGETFACL (1 << 14)
enum {
- MDS_CHECK_SPLIT = 1 << 0,
- MDS_CROSS_REF = 1 << 1,
- MDS_VTX_BYPASS = 1 << 2,
- MDS_PERM_BYPASS = 1 << 3,
- MDS_SOM = 1 << 4,
- MDS_QUOTA_IGNORE = 1 << 5
+ MDS_CHECK_SPLIT = 1 << 0,
+ MDS_CROSS_REF = 1 << 1,
+ MDS_VTX_BYPASS = 1 << 2,
+ MDS_PERM_BYPASS = 1 << 3,
+ MDS_SOM = 1 << 4,
+ MDS_QUOTA_IGNORE = 1 << 5,
+ MDS_CLOSE_CLEANUP = 1 << 6
};
-struct mds_rec_join {
- struct ll_fid jr_fid;
- __u64 jr_headsize;
-};
-
-extern void lustre_swab_mds_rec_join (struct mds_rec_join *jr);
-
-struct mdt_rec_join {
- struct lu_fid jr_fid;
- __u64 jr_headsize;
-};
-
-extern void lustre_swab_mdt_rec_join (struct mdt_rec_join *jr);
-
-struct mds_rec_create {
- __u32 cr_opcode;
- __u32 cr_fsuid;
- __u32 cr_fsgid;
- __u32 cr_cap;
- __u32 cr_flags; /* for use with open */
- __u32 cr_mode;
- struct ll_fid cr_fid;
- struct ll_fid cr_replayfid;
- __u64 cr_time;
- __u64 cr_rdev;
- __u32 cr_suppgid;
- __u32 cr_padding_1; /* also fix lustre_swab_mds_rec_create */
- __u32 cr_padding_2; /* also fix lustre_swab_mds_rec_create */
- __u32 cr_padding_3; /* also fix lustre_swab_mds_rec_create */
- __u32 cr_padding_4; /* also fix lustre_swab_mds_rec_create */
- __u32 cr_padding_5; /* also fix lustre_swab_mds_rec_create */
-};
-
-extern void lustre_swab_mds_rec_create (struct mds_rec_create *cr);
-
+/* instance of mdt_reint_rec */
struct mdt_rec_create {
__u32 cr_opcode;
__u32 cr_cap;
__u32 cr_suppgid2_h;
struct lu_fid cr_fid1;
struct lu_fid cr_fid2;
- struct lustre_handle cr_old_handle; /* u64 handle in case of open replay */
+ struct lustre_handle cr_old_handle; /* handle in case of open replay */
__u64 cr_time;
__u64 cr_rdev;
__u64 cr_ioepoch;
- __u64 cr_padding_1; /* pad for 64 bits*/
+ __u64 cr_padding_1; /* rr_blocks */
__u32 cr_mode;
__u32 cr_bias;
- __u32 cr_flags; /* for use with open */
- __u32 cr_padding_2;
- __u32 cr_padding_3;
- __u32 cr_padding_4;
+ __u32 cr_flags; /* for use with open */
+ __u32 cr_padding_2; /* rr_padding_2 */
+ __u32 cr_padding_3; /* rr_padding_3 */
+ __u32 cr_padding_4; /* rr_padding_4 */
};
-extern void lustre_swab_mdt_rec_create (struct mdt_rec_create *cr);
-
-struct mds_rec_link {
- __u32 lk_opcode;
- __u32 lk_fsuid;
- __u32 lk_fsgid;
- __u32 lk_cap;
- __u32 lk_suppgid1;
- __u32 lk_suppgid2;
- struct ll_fid lk_fid1;
- struct ll_fid lk_fid2;
- __u64 lk_time;
- __u32 lk_padding_1; /* also fix lustre_swab_mds_rec_link */
- __u32 lk_padding_2; /* also fix lustre_swab_mds_rec_link */
- __u32 lk_padding_3; /* also fix lustre_swab_mds_rec_link */
- __u32 lk_padding_4; /* also fix lustre_swab_mds_rec_link */
-};
-
-extern void lustre_swab_mds_rec_link (struct mds_rec_link *lk);
-
+/* instance of mdt_reint_rec */
struct mdt_rec_link {
__u32 lk_opcode;
__u32 lk_cap;
struct lu_fid lk_fid1;
struct lu_fid lk_fid2;
__u64 lk_time;
- __u64 lk_padding_1;
- __u64 lk_padding_2;
- __u64 lk_padding_3;
- __u64 lk_padding_4;
+ __u64 lk_padding_1; /* rr_atime */
+ __u64 lk_padding_2; /* rr_ctime */
+ __u64 lk_padding_3; /* rr_size */
+ __u64 lk_padding_4; /* rr_blocks */
__u32 lk_bias;
- __u32 lk_padding_5;
- __u32 lk_padding_6;
- __u32 lk_padding_7;
- __u32 lk_padding_8;
- __u32 lk_padding_9;
+ __u32 lk_padding_5; /* rr_mode */
+ __u32 lk_padding_6; /* rr_flags */
+ __u32 lk_padding_7; /* rr_padding_2 */
+ __u32 lk_padding_8; /* rr_padding_3 */
+ __u32 lk_padding_9; /* rr_padding_4 */
};
-struct mds_rec_unlink {
- __u32 ul_opcode;
- __u32 ul_fsuid;
- __u32 ul_fsgid;
- __u32 ul_cap;
- __u32 ul_suppgid;
- __u32 ul_mode;
- struct ll_fid ul_fid1;
- struct ll_fid ul_fid2;
- __u64 ul_time;
- __u32 ul_padding_1; /* also fix lustre_swab_mds_rec_unlink */
- __u32 ul_padding_2; /* also fix lustre_swab_mds_rec_unlink */
- __u32 ul_padding_3; /* also fix lustre_swab_mds_rec_unlink */
- __u32 ul_padding_4; /* also fix lustre_swab_mds_rec_unlink */
-};
-
-extern void lustre_swab_mds_rec_unlink (struct mds_rec_unlink *ul);
-
+/* instance of mdt_reint_rec */
struct mdt_rec_unlink {
__u32 ul_opcode;
__u32 ul_cap;
struct lu_fid ul_fid1;
struct lu_fid ul_fid2;
__u64 ul_time;
- __u64 ul_padding_2;
- __u64 ul_padding_3;
- __u64 ul_padding_4;
- __u64 ul_padding_5;
+ __u64 ul_padding_2; /* rr_atime */
+ __u64 ul_padding_3; /* rr_ctime */
+ __u64 ul_padding_4; /* rr_size */
+ __u64 ul_padding_5; /* rr_blocks */
__u32 ul_bias;
__u32 ul_mode;
- __u32 ul_padding_6;
- __u32 ul_padding_7;
- __u32 ul_padding_8;
- __u32 ul_padding_9;
-};
-
-struct mds_rec_rename {
- __u32 rn_opcode;
- __u32 rn_fsuid;
- __u32 rn_fsgid;
- __u32 rn_cap;
- __u32 rn_suppgid1;
- __u32 rn_suppgid2;
- struct ll_fid rn_fid1;
- struct ll_fid rn_fid2;
- __u64 rn_time;
- __u32 rn_padding_1; /* also fix lustre_swab_mds_rec_rename */
- __u32 rn_padding_2; /* also fix lustre_swab_mds_rec_rename */
- __u32 rn_padding_3; /* also fix lustre_swab_mds_rec_rename */
- __u32 rn_padding_4; /* also fix lustre_swab_mds_rec_rename */
+ __u32 ul_padding_6; /* rr_flags */
+ __u32 ul_padding_7; /* rr_padding_2 */
+ __u32 ul_padding_8; /* rr_padding_3 */
+ __u32 ul_padding_9; /* rr_padding_4 */
};
-extern void lustre_swab_mds_rec_rename (struct mds_rec_rename *rn);
-
+/* instance of mdt_reint_rec */
struct mdt_rec_rename {
__u32 rn_opcode;
__u32 rn_cap;
struct lu_fid rn_fid1;
struct lu_fid rn_fid2;
__u64 rn_time;
- __u64 rn_padding_1;
- __u64 rn_padding_2;
- __u64 rn_padding_3;
- __u64 rn_padding_4;
- __u32 rn_bias; /* some operation flags */
- __u32 rn_mode; /* cross-ref rename has mode */
- __u32 rn_padding_5;
- __u32 rn_padding_6;
- __u32 rn_padding_7;
- __u32 rn_padding_8;
-};
-
+ __u64 rn_padding_1; /* rr_atime */
+ __u64 rn_padding_2; /* rr_ctime */
+ __u64 rn_padding_3; /* rr_size */
+ __u64 rn_padding_4; /* rr_blocks */
+ __u32 rn_bias; /* some operation flags */
+ __u32 rn_mode; /* cross-ref rename has mode */
+ __u32 rn_padding_5; /* rr_flags */
+ __u32 rn_padding_6; /* rr_padding_2 */
+ __u32 rn_padding_7; /* rr_padding_3 */
+ __u32 rn_padding_8; /* rr_padding_4 */
+};
+
+/* instance of mdt_reint_rec */
struct mdt_rec_setxattr {
__u32 sx_opcode;
__u32 sx_cap;
__u32 sx_suppgid2;
__u32 sx_suppgid2_h;
struct lu_fid sx_fid;
- __u64 sx_padding_1; /* These three members are lu_fid size */
+ __u64 sx_padding_1; /* These three are rr_fid2 */
__u32 sx_padding_2;
__u32 sx_padding_3;
__u64 sx_valid;
__u64 sx_time;
- __u64 sx_padding_5;
- __u64 sx_padding_6;
- __u64 sx_padding_7;
+ __u64 sx_padding_5; /* rr_ctime */
+ __u64 sx_padding_6; /* rr_size */
+ __u64 sx_padding_7; /* rr_blocks */
__u32 sx_size;
__u32 sx_flags;
- __u32 sx_padding_8;
- __u32 sx_padding_9;
- __u32 sx_padding_10;
- __u32 sx_padding_11;
+ __u32 sx_padding_8; /* rr_flags */
+ __u32 sx_padding_9; /* rr_padding_2 */
+ __u32 sx_padding_10; /* rr_padding_3 */
+ __u32 sx_padding_11; /* rr_padding_4 */
};
+/*
+ * mdt_rec_reint is the template for all mdt_reint_xxx structures.
+ * Do NOT change the size of various members, otherwise the value
+ * will be broken in lustre_swab_mdt_rec_reint().
+ *
+ * If you add new members in other mdt_reint_xxx structres and need to use the
+ * rr_padding_x fields, then update lustre_swab_mdt_rec_reint() also.
+ */
struct mdt_rec_reint {
__u32 rr_opcode;
__u32 rr_cap;
__u64 rr_blocks;
__u32 rr_bias;
__u32 rr_mode;
- __u32 rr_padding_1; /* also fix lustre_swab_mdt_rec_reint */
+ __u32 rr_flags;
__u32 rr_padding_2; /* also fix lustre_swab_mdt_rec_reint */
__u32 rr_padding_3; /* also fix lustre_swab_mdt_rec_reint */
__u32 rr_padding_4; /* also fix lustre_swab_mdt_rec_reint */
struct lmv_desc {
__u32 ld_tgt_count; /* how many MDS's */
__u32 ld_active_tgt_count; /* how many active */
+ __u32 ld_default_stripe_count; /* how many objects are used */
+ __u32 ld_pattern; /* default MEA_MAGIC_* */
+ __u64 ld_default_hash_size;
+ __u64 ld_padding_1; /* also fix lustre_swab_lmv_desc */
+ __u32 ld_padding_2; /* also fix lustre_swab_lmv_desc */
+ __u32 ld_qos_maxage; /* in second */
+ __u32 ld_padding_3; /* also fix lustre_swab_lmv_desc */
+ __u32 ld_padding_4; /* also fix lustre_swab_lmv_desc */
struct obd_uuid ld_uuid;
};
extern void lustre_swab_lmv_desc (struct lmv_desc *ld);
+/* TODO: lmv_stripe_md should contain mds capabilities for all slave fids */
+struct lmv_stripe_md {
+ __u32 mea_magic;
+ __u32 mea_count;
+ __u32 mea_master;
+ __u32 mea_padding;
+ char mea_pool_name[LOV_MAXPOOLNAME];
+ struct lu_fid mea_ids[0];
+};
+
+extern void lustre_swab_lmv_stripe_md(struct lmv_stripe_md *mea);
+
+/* lmv structures */
+#define MEA_MAGIC_LAST_CHAR 0xb2221ca1
+#define MEA_MAGIC_ALL_CHARS 0xb222a11c
+#define MEA_MAGIC_HASH_SEGMENT 0xb222a11b
+
+#define MAX_HASH_SIZE_32 0x7fffffffUL
+#define MAX_HASH_SIZE 0x7fffffffffffffffULL
+#define MAX_HASH_HIGHEST_BIT 0x1000000000000000ULL
+
+struct md_fld {
+ seqno_t mf_seq;
+ mdsno_t mf_mds;
+};
+
+extern void lustre_swab_md_fld (struct md_fld *mf);
+
enum fld_rpc_opc {
- FLD_QUERY = 600,
+ FLD_QUERY = 900,
FLD_LAST_OPC,
FLD_FIRST_OPC = FLD_QUERY
};
* LOV data structures
*/
-#define LOV_MIN_STRIPE_SIZE 65536 /* maximum PAGE_SIZE (ia64), power of 2 */
+#define LOV_MIN_STRIPE_BITS 16 /* maximum PAGE_SIZE (ia64), power of 2 */
+#define LOV_MIN_STRIPE_SIZE (1<<LOV_MIN_STRIPE_BITS)
#define LOV_MAX_STRIPE_COUNT 160 /* until bug 4424 is fixed */
#define LOV_V1_INSANE_STRIPE_COUNT 65532 /* maximum stripe count bz13933 */
LDLM_BL_CALLBACK = 104,
LDLM_CP_CALLBACK = 105,
LDLM_GL_CALLBACK = 106,
+ LDLM_SET_INFO = 107,
LDLM_LAST_OPC
} ldlm_cmd_t;
#define LDLM_FIRST_OPC LDLM_ENQUEUE
extern void lustre_swab_cfg_marker(struct cfg_marker *marker,
int swab, int size);
-
/*
* Opcodes for multiple servers.
*/
/** Identifier for a single log object */
struct llog_logid {
__u64 lgl_oid;
- __u64 lgl_ogr;
+ __u64 lgl_oseq;
__u32 lgl_ogen;
} __attribute__((packed));
__u32 lci_padding3;
} __attribute__((packed));
-/** join file lov mds md*/
-struct lov_mds_md_join {
- struct lov_mds_md lmmj_md;
- /*join private info*/
- struct llog_logid lmmj_array_id; /*array object id*/
- __u32 lmmj_extent_count; /*array extent count*/
-};
-
/* Log data record types - there is no specific reason that these need to
* be related to the RPC opcodes, but no reason not to (may be handy later?)
*/
#define LLOG_OP_MASK 0xfff00000
typedef enum {
- LLOG_PAD_MAGIC = LLOG_OP_MAGIC | 0x00000,
- OST_SZ_REC = LLOG_OP_MAGIC | 0x00f00,
- OST_RAID1_REC = LLOG_OP_MAGIC | 0x01000,
- MDS_UNLINK_REC = LLOG_OP_MAGIC | 0x10000 | (MDS_REINT << 8) | REINT_UNLINK,
- MDS_SETATTR_REC = LLOG_OP_MAGIC | 0x10000 | (MDS_REINT << 8) | REINT_SETATTR,
- MDS_SETATTR64_REC= LLOG_OP_MAGIC | 0x90000 | (MDS_REINT << 8) | REINT_SETATTR,
- OBD_CFG_REC = LLOG_OP_MAGIC | 0x20000,
- PTL_CFG_REC = LLOG_OP_MAGIC | 0x30000, /* obsolete */
- LLOG_GEN_REC = LLOG_OP_MAGIC | 0x40000,
- LLOG_JOIN_REC = LLOG_OP_MAGIC | 0x50000,
- /** changelog record type */
- CHANGELOG_REC = LLOG_OP_MAGIC | 0x60000,
- LLOG_HDR_MAGIC = LLOG_OP_MAGIC | 0x45539,
- LLOG_LOGID_MAGIC = LLOG_OP_MAGIC | 0x4553b,
+ LLOG_PAD_MAGIC = LLOG_OP_MAGIC | 0x00000,
+ OST_SZ_REC = LLOG_OP_MAGIC | 0x00f00,
+ OST_RAID1_REC = LLOG_OP_MAGIC | 0x01000,
+ MDS_UNLINK_REC = LLOG_OP_MAGIC | 0x10000 | (MDS_REINT << 8) | REINT_UNLINK,
+ MDS_SETATTR_REC = LLOG_OP_MAGIC | 0x10000 | (MDS_REINT << 8) | REINT_SETATTR,
+ MDS_SETATTR64_REC = LLOG_OP_MAGIC | 0x90000 | (MDS_REINT << 8) | REINT_SETATTR,
+ OBD_CFG_REC = LLOG_OP_MAGIC | 0x20000,
+ PTL_CFG_REC = LLOG_OP_MAGIC | 0x30000, /* obsolete */
+ LLOG_GEN_REC = LLOG_OP_MAGIC | 0x40000,
+ LLOG_JOIN_REC = LLOG_OP_MAGIC | 0x50000, /* obsolete */
+ CHANGELOG_REC = LLOG_OP_MAGIC | 0x60000,
+ CHANGELOG_USER_REC = LLOG_OP_MAGIC | 0x70000,
+ LLOG_HDR_MAGIC = LLOG_OP_MAGIC | 0x45539,
+ LLOG_LOGID_MAGIC = LLOG_OP_MAGIC | 0x4553b,
} llog_op_type;
/*
struct llog_rec_tail lid_tail;
} __attribute__((packed));
-/** MDS extent description
- * It is for joined file extent info, each extent info for joined file
- * just like (start, end, lmm).
- */
-struct mds_extent_desc {
- __u64 med_start; /* extent start */
- __u64 med_len; /* extent length */
- struct lov_mds_md med_lmm; /* extent's lmm */
-};
-
-/** Joined file array extent log record*/
-struct llog_array_rec {
- struct llog_rec_hdr lmr_hdr;
- struct mds_extent_desc lmr_med;
- struct llog_rec_tail lmr_tail;
-};
-
struct llog_create_rec {
struct llog_rec_hdr lcr_hdr;
struct ll_fid lcr_fid;
obd_id lcr_oid;
- obd_count lcr_ogen;
+ obd_count lcr_oseq;
__u32 padding;
struct llog_rec_tail lcr_tail;
} __attribute__((packed));
struct llog_unlink_rec {
struct llog_rec_hdr lur_hdr;
obd_id lur_oid;
- obd_count lur_ogen;
- __u32 padding;
+ obd_count lur_oseq;
+ obd_count lur_count;
struct llog_rec_tail lur_tail;
} __attribute__((packed));
struct llog_setattr_rec {
struct llog_rec_hdr lsr_hdr;
obd_id lsr_oid;
- obd_count lsr_ogen;
+ obd_count lsr_oseq;
__u32 lsr_uid;
__u32 lsr_gid;
__u32 padding;
struct llog_setattr64_rec {
struct llog_rec_hdr lsr_hdr;
obd_id lsr_oid;
- obd_count lsr_ogen;
+ obd_count lsr_oseq;
__u32 padding;
__u32 lsr_uid;
__u32 lsr_uid_h;
} __attribute__((packed));
#define CHANGELOG_MAGIC 0xca103000
-/** Changelog record types
- * When adding record types, update mdd_lproc.c's changelog_str
- */
-enum changelog_rec_type {
- CL_MARK = 0,
- CL_CREATE = 1, /* namespace */
- CL_MKDIR = 2, /* namespace */
- CL_HARDLINK = 3, /* namespace */
- CL_SOFTLINK = 4, /* namespace */
- CL_MKNOD = 5, /* namespace */
- CL_UNLINK = 6, /* namespace */
- CL_RMDIR = 7, /* namespace */
- CL_RENAME = 8, /* namespace */
- CL_EXT = 9, /* namespace extended record (2nd half of rename) */
- CL_OPEN = 10, /* not currently used */
- CL_CLOSE = 11, /* may be written to log only with mtime change */
- CL_IOCTL = 12,
- CL_TRUNC = 13,
- CL_SETATTR = 14,
- CL_XATTR = 15,
- CL_LAST
-};
/** \a changelog_rec_type's that can't be masked */
-#define CL_MINMASK (1 << CL_MARK)
+#define CHANGELOG_MINMASK (1 << CL_MARK)
/** bits covering all \a changelog_rec_type's */
-#define CL_ALLMASK 0XFFFF
+#define CHANGELOG_ALLMASK 0XFFFFFFFF
/** default \a changelog_rec_type mask */
-#define CL_DEFMASK CL_ALLMASK
+#define CHANGELOG_DEFMASK CHANGELOG_ALLMASK & ~(1 << CL_ATIME)
+
+/* changelog llog name, needed by client replicators */
+#define CHANGELOG_CATALOG "changelog_catalog"
-/* per-record flags */
-#define CLF_VERSION 0x1000
-#define CLF_FLAGMASK 0x0FFF
-#define CLF_HSM 0x0001
+struct changelog_setinfo {
+ __u64 cs_recno;
+ __u32 cs_id;
+} __attribute__((packed));
/** changelog record */
struct llog_changelog_rec {
- struct llog_rec_hdr cr_hdr;
- __u16 cr_flags; /**< (flags&CLF_FLAGMASK)|CLF_VERSION */
- __u16 cr_namelen;
- __u32 cr_type; /**< \a changelog_rec_type */
- __u64 cr_index;
- __u64 cr_prev; /**< last index for this target fid */
- __u64 cr_time;
- union {
- struct lu_fid cr_tfid; /**< target fid */
- __u32 cr_markerflags; /**< CL_MARK flags */
- };
- struct lu_fid cr_pfid; /**< parent fid */
- union {
- char cr_name[0]; /**< last element */
- struct llog_rec_tail cr_tail; /**< for_sizezof_only */
- };
+ struct llog_rec_hdr cr_hdr;
+ struct changelog_rec cr;
+ struct llog_rec_tail cr_tail; /**< for_sizezof_only */
+} __attribute__((packed));
+
+#define CHANGELOG_USER_PREFIX "cl"
+
+struct llog_changelog_user_rec {
+ struct llog_rec_hdr cur_hdr;
+ __u32 cur_id;
+ __u32 cur_padding;
+ __u64 cur_endrec;
+ struct llog_rec_tail cur_tail;
} __attribute__((packed));
struct llog_gen {
__u32 lgdc_ctxt_idx;
} __attribute__((packed));
-struct lov_user_ost_data_join { /* per-stripe data structure */
- __u64 l_extent_start; /* extent start*/
- __u64 l_extent_end; /* extent end*/
- __u64 l_object_id; /* OST object ID */
- __u64 l_object_gr; /* OST object group (creating MDS number) */
- __u32 l_ost_gen; /* generation of this OST index */
- __u32 l_ost_idx; /* OST index in LOV */
-} __attribute__((packed));
-
-struct lov_user_md_join { /* LOV EA user data (host-endian) */
- __u32 lmm_magic; /* magic number = LOV_MAGIC_JOIN */
- __u32 lmm_pattern; /* LOV_PATTERN_RAID0, LOV_PATTERN_RAID1 */
- __u64 lmm_object_id; /* LOV object ID */
- __u64 lmm_object_gr; /* LOV object group */
- __u32 lmm_stripe_size; /* size of stripe in bytes */
- __u32 lmm_stripe_count; /* num stripes in use for this object */
- __u32 lmm_extent_count; /* extent count of lmm*/
- __u64 lmm_tree_id; /* mds tree object id */
- __u64 lmm_tree_gen; /* mds tree object gen */
- struct llog_logid lmm_array_id; /* mds extent desc llog object id */
- struct lov_user_ost_data_join lmm_objects[0]; /* per-stripe data */
-} __attribute__((packed));
-
/* Note: 64-bit types are 64-bit aligned in structure */
struct obdo {
obd_valid o_valid; /* hot fields in this obdo */
- obd_id o_id;
- obd_gr o_gr;
- obd_id o_fid;
+ struct ost_id o_oi;
+ obd_id o_parent_seq;
obd_size o_size; /* o_size-o_blocks == ost_lvb */
obd_time o_mtime;
obd_time o_atime;
obd_gid o_gid;
obd_flag o_flags;
obd_count o_nlink; /* brw: checksum */
- obd_count o_generation;
+ obd_count o_parent_oid;
obd_count o_misc; /* brw: o_dropped */
- __u32 o_easize; /* epoch in ost writes */
- __u32 o_mds;
+ __u64 o_ioepoch; /* epoch in ost writes */
__u32 o_stripe_idx; /* holds stripe idx */
- __u32 o_padding_1;
+ __u32 o_parent_ver;
struct lustre_handle o_handle; /* brw: lock handle to prolong locks */
struct llog_cookie o_lcookie; /* destroy: unlink cookie from MDS */
- __u64 o_padding_2;
+ __u32 o_uid_h;
+ __u32 o_gid_h;
__u64 o_padding_3;
__u64 o_padding_4;
__u64 o_padding_5;
__u64 o_padding_6;
};
+#define o_id o_oi.oi_id
+#define o_seq o_oi.oi_seq
#define o_dirty o_blocks
#define o_undirty o_mode
#define o_dropped o_misc
#define o_cksum o_nlink
+static inline void lustre_set_wire_obdo(struct obdo *wobdo, struct obdo *lobdo)
+{
+ memcpy(wobdo, lobdo, sizeof(*lobdo));
+ wobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
+}
+
+static inline void lustre_get_wire_obdo(struct obdo *lobdo, struct obdo *wobdo)
+{
+ obd_flag local_flags = lobdo->o_flags & OBD_FL_LOCAL_MASK;
+
+ LASSERT(!(wobdo->o_flags & OBD_FL_LOCAL_MASK));
+
+ memcpy(lobdo, wobdo, sizeof(*lobdo));
+ lobdo->o_flags &= ~OBD_FL_LOCAL_MASK;
+ lobdo->o_flags |= local_flags;
+}
+
extern void lustre_swab_obdo (struct obdo *o);
/* request structure for OST's */
extern void lustre_swab_lov_user_md_v3(struct lov_user_md_v3 *lum);
extern void lustre_swab_lov_user_md_objects(struct lov_user_ost_data *lod,
int stripe_count);
-extern void lustre_swab_lov_user_md_join(struct lov_user_md_join *lumj);
+extern void lustre_swab_lov_mds_md(struct lov_mds_md *lmm);
/* llog_swab.c */
extern void lustre_swab_llogd_body (struct llogd_body *d);
struct lustre_cfg;
extern void lustre_swab_lustre_cfg(struct lustre_cfg *lcfg);
+/* Functions for dumping PTLRPC fields */
+void dump_rniobuf(struct niobuf_remote *rnb);
+void dump_ioo(struct obd_ioobj *nb);
+void dump_obdo(struct obdo *oa);
+void dump_ost_body(struct ost_body *ob);
+void dump_rcs(__u32 *rc);
+
/* this will be used when OBD_CONNECT_CHANGE_QS is set */
struct qunit_data {
/**
#define QDATA_CLR_CHANGE_QS(qdata) ((qdata)->qd_flags &= ~LQUOTA_FLAGS_CHG_QS)
extern void lustre_swab_qdata(struct qunit_data *d);
-extern int quota_get_qdata(void*req, struct qunit_data *qdata,
- int is_req, int is_exp);
+extern struct qunit_data *quota_get_qdata(void *req, int is_req, int is_exp);
extern int quota_copy_qdata(void *request, struct qunit_data *qdata,
int is_req, int is_exp);
typedef enum {
- QUOTA_DQACQ = 901,
- QUOTA_DQREL = 902,
+ QUOTA_DQACQ = 601,
+ QUOTA_DQREL = 602,
QUOTA_LAST_OPC
} quota_cmd_t;
#define QUOTA_FIRST_OPC QUOTA_DQACQ
-#define JOIN_FILE_ALIGN 4096
-
#define QUOTA_REQUEST 1
#define QUOTA_REPLY 0
#define QUOTA_EXPORT 1
#define QUOTA_RET_NOLIMIT 2 /**< quota limit isn't set */
#define QUOTA_RET_ACQUOTA 4 /**< need to acquire extra quota */
+
/* security opcodes */
typedef enum {
SEC_CTX_INIT = 801,
#define CAPA_HMAC_ALG_MASK 0xff000000
struct lustre_capa_key {
- __u64 lk_mdsid; /**< mds# */
+ __u64 lk_seq; /**< mds# */
__u32 lk_keyid; /**< key# */
__u32 lk_padding;
__u8 lk_key[CAPA_HMAC_KEY_MAX_LEN]; /**< key */
extern void lustre_swab_lustre_capa_key(struct lustre_capa_key *k);
/** The link ea holds 1 \a link_ea_entry for each hardlink */
-#define LINK_EA_MAGIC 0x01EA0000
+#define LINK_EA_MAGIC 0x11EAF1DFUL
struct link_ea_header {
__u32 leh_magic;
__u32 leh_reccount;
*/
struct link_ea_entry {
/** __u16 stored big-endian, unaligned */
- char lee_reclen[2];
- struct lu_fid_pack lee_parent_fid; /**< variable length */
- /** logically after lee_parent_fid; don't use directly */
+ unsigned char lee_reclen[2];
+ unsigned char lee_parent_fid[sizeof(struct lu_fid)];
char lee_name[0];
-};
+}__attribute__((packed));
+
+/** fid2path request/reply structure */
+struct getinfo_fid2path {
+ struct lu_fid gf_fid;
+ __u64 gf_recno;
+ __u32 gf_linkno;
+ __u32 gf_pathlen;
+ char gf_path[0];
+} __attribute__((packed));
+
+void lustre_swab_fid2path (struct getinfo_fid2path *gf);
+
#endif
/** @} lustreidl */