# include <linux/fs.h>
# include <linux/dcache.h>
#endif
+
#include <linux/lustre_handles.h>
#include <linux/kp30.h>
#include <linux/lustre_idl.h>
#define LUSTRE_MDT_NAME "mdt"
#define LUSTRE_MDC_NAME "mdc"
-struct lustre_md {
- struct mds_body *body;
- struct lov_stripe_md *lsm;
-};
-
-struct mdc_rpc_lock {
- struct semaphore rpcl_sem;
- struct lookup_intent *rpcl_it;
-};
-extern struct mdc_rpc_lock mdc_rpc_lock;
-extern struct mdc_rpc_lock mdc_setattr_lock;
-
-static inline void mdc_init_rpc_lock(struct mdc_rpc_lock *lck)
-{
- sema_init(&lck->rpcl_sem, 1);
- lck->rpcl_it = NULL;
-}
-
-#ifdef __KERNEL__
-/* Compat code for kernel patch v18 users, can be removed when everyone has
- * upgraded --phik 02 June 2003 */
-#ifdef IT_FL_LOCKED
-static inline void mdc_get_rpc_lock(struct mdc_rpc_lock *lck,
- struct lookup_intent *it)
-{
- down(&lck->rpcl_sem);
- if (it) {
- lck->rpcl_it = it;
- it->it_int_flags |= IT_FL_LOCKED;
- }
-}
-
-static inline void mdc_put_rpc_lock(struct mdc_rpc_lock *lck,
- struct lookup_intent *it)
-{
- if (it == NULL) {
- LASSERT(it == lck->rpcl_it);
- up(&lck->rpcl_sem);
- return;
- }
- if (it != NULL && (it->it_int_flags & IT_FL_LOCKED)) {
- it->it_int_flags &= ~IT_FL_LOCKED;
- LASSERT(it == lck->rpcl_it);
- lck->rpcl_it = NULL;
- up(&lck->rpcl_sem);
- }
-}
-#else
-static inline void mdc_get_rpc_lock(struct mdc_rpc_lock *lck,
- struct lookup_intent *it)
-{
- down(&lck->rpcl_sem);
- if (it) {
- lck->rpcl_it = it;
- it->it_iattr = (void *)1;
- }
-}
-
-static inline void mdc_put_rpc_lock(struct mdc_rpc_lock *lck,
- struct lookup_intent *it)
-{
- if (it == NULL) {
- LASSERT(it == lck->rpcl_it);
- up(&lck->rpcl_sem);
- return;
- }
- if (it && it->it_iattr) {
- it->it_iattr = NULL;
- LASSERT(it == lck->rpcl_it);
- lck->rpcl_it = NULL;
- up(&lck->rpcl_sem);
- }
-}
-#endif
-#endif
-
-struct mdc_op_data {
- __u64 ino1;
- __u32 gen1;
- __u32 typ1;
- __u32 gid1;
- __u64 ino2;
- __u32 gen2;
- __u32 typ2;
- __u32 gid2;
- const char *name;
- int namelen;
- int mode;
-};
-
struct mds_update_record {
__u32 ur_opcode;
struct ll_fid *ur_fid1;
int ur_cookielen;
struct llog_cookie *ur_logcookies;
struct iattr ur_iattr;
- struct obd_ucred ur_uc;
+ struct lvfs_ucred ur_uc;
__u64 ur_rdev;
__u32 ur_mode;
- __u32 ur_uid;
- __u32 ur_gid;
__u64 ur_time;
__u32 ur_flags;
};
-#define ur_fsuid ur_uc.ouc_fsuid
-#define ur_fsgid ur_uc.ouc_fsgid
-#define ur_cap ur_uc.ouc_cap
-#define ur_suppgid1 ur_uc.ouc_suppgid1
-#define ur_suppgid2 ur_uc.ouc_suppgid2
+#define _ur_fsuid ur_uc.luc_fsuid
+#define _ur_fsgid ur_uc.luc_fsgid
+#define _ur_cap ur_uc.luc_cap
+#define _ur_suppgid1 ur_uc.luc_suppgid1
+#define _ur_suppgid2 ur_uc.luc_suppgid2
/* i_attr_flags holds the open count in the inode in 2.4 */
-//Alex implement on 2.4 with i_attr_flags and find soln for 2.5 please
+//XXX Alex implement on 2.4 with i_attr_flags and find soln for 2.5 please
#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0))
-# define mds_open_orphan_count(inode) (0)
-# define mds_open_orphan_inc(inode) do { } while (0);
-# define mds_open_orphan_dec_test(inode) (0)
+# define mds_inode_oatomic(inode) ((atomic_t *)&(inode)->i_cindex)
#else
# define mds_inode_oatomic(inode) ((atomic_t *)&(inode)->i_attr_flags)
+#endif
+
# define mds_open_orphan_count(inode) \
atomic_read(mds_inode_oatomic(inode))
# define mds_open_orphan_inc(inode) \
atomic_inc(mds_inode_oatomic(inode))
# define mds_open_orphan_dec_test(inode) \
atomic_dec_and_test(mds_inode_oatomic(inode))
-#endif
+
#define mds_inode_is_orphan(inode) ((inode)->i_flags & 0x4000000)
#define mds_inode_set_orphan(inode) (inode)->i_flags |= 0x4000000
#define MDS_CLIENT_SLOTS 17
-#define MDS_MOUNT_RECOV 2
+#define MDS_ROCOMPAT_LOVOBJID 0x00000001
+#define MDS_ROCOMPAT_SUPP (MDS_ROCOMPAT_LOVOBJID)
+
+#define MDS_INCOMPAT_SUPP (0)
+
+#define REAL_MDS_NUMBER 1
+#define CACHE_MDS_NUMBER 0
-/* Data stored per server at the head of the last_rcvd file. In le32 order. */
+/*flags for indicate the record are come from cmobd reint or
+ mdc create */
+#define REC_REINT_CREATE 0x0001
+
+/* Data stored per server at the head of the last_rcvd file. In le32 order.
+ * Try to keep this the same as fsd_server_data so we might one day merge. */
struct mds_server_data {
- __u8 msd_uuid[37]; /* server UUID */
- __u8 uuid_padding[3]; /* unused */
-// __u64 msd_last_objid; /* last created object ID */
+ __u8 msd_uuid[40]; /* server UUID */
__u64 msd_last_transno; /* last completed transaction ID */
__u64 msd_mount_count; /* MDS incarnation number */
- __u64 msd_padding_until_last_objid_is_enabled;
+ __u64 msd_unused;
__u32 msd_feature_compat; /* compatible feature flags */
__u32 msd_feature_rocompat;/* read-only compatible feature flags */
__u32 msd_feature_incompat;/* incompatible feature flags */
__u16 msd_subdir_count; /* number of subdirectories for objects */
__u64 msd_catalog_oid; /* recovery catalog object id */
__u32 msd_catalog_ogen; /* recovery catalog inode generation */
- __u8 msd_peeruuid[37]; /* UUID of LOV/OSC associated with MDS */
- __u8 peer_padding[3]; /* unused */
+ __u8 msd_peeruuid[40]; /* UUID of LOV/OSC associated with MDS */
__u8 msd_padding[MDS_LR_SERVER_SIZE - 140];
};
/* Data stored per client in the last_rcvd file. In le32 order. */
struct mds_client_data {
- __u8 mcd_uuid[37]; /* client UUID */
- __u8 uuid_padding[3]; /* unused */
- __u64 mcd_mount_count; /* MDS incarnation number */
+ __u8 mcd_uuid[40]; /* client UUID */
__u64 mcd_last_transno; /* last completed transaction ID */
__u64 mcd_last_xid; /* xid for the last transaction */
__u32 mcd_last_result; /* result from last RPC */
__u32 mcd_last_data; /* per-op data (disposition for open &c.) */
- __u8 mcd_padding[MDS_LR_CLIENT_SIZE - 72];
+ __u8 mcd_padding[MDS_LR_CLIENT_SIZE - 64];
};
/* file data for open files on MDS */
/* mds/handler.c */
#ifdef __KERNEL__
-struct dentry *mds_name2locked_dentry(struct obd_device *, struct dentry *dir,
- struct vfsmount **mnt, char *name,
- int namelen, int lock_mode,
- struct lustre_handle *lockh,
- int dir_lock_mode);
struct dentry *mds_fid2locked_dentry(struct obd_device *obd, struct ll_fid *fid,
struct vfsmount **mnt, int lock_mode,
- struct lustre_handle *lockh);
+ struct lustre_handle *lockh, int *pmode,
+ char *name, int namelen, __u64 lockpart);
struct dentry *mds_fid2dentry(struct mds_obd *mds, struct ll_fid *fid,
struct vfsmount **mnt);
-int mds_reint(struct ptlrpc_request *req, int offset, struct lustre_handle *);
-int mds_pack_md(struct obd_device *mds, struct lustre_msg *msg,
- int offset, struct mds_body *body, struct inode *inode);
-void mds_steal_ack_locks(struct obd_export *exp,
- struct ptlrpc_request *req);
-int mds_update_server_data(struct obd_device *);
+int mds_update_server_data(struct obd_device *, int force_sync);
/* mds/mds_fs.c */
int mds_fs_setup(struct obd_device *obddev, struct vfsmount *mnt);
#endif
/* mds/mds_lov.c */
-extern int mds_get_lovtgts(struct mds_obd *obd, int tgt_count,
- struct obd_uuid *uuidarray);
-extern int mds_get_lovdesc(struct mds_obd *obd, struct lov_desc *desc);
-/* mdc/mdc_request.c */
-int mdc_req2lustre_md(struct ptlrpc_request *req, int offset,
- struct lustre_handle *obd_import,
- struct lustre_md *md);
-int mdc_enqueue(struct lustre_handle *conn, int lock_type,
- struct lookup_intent *it, int lock_mode,
- struct mdc_op_data *enq_data,
- struct lustre_handle *lockh, char *tgt, int tgtlen,
+/* mdc/mdc_locks.c */
+int it_disposition(struct lookup_intent *it, int flag);
+void it_set_disposition(struct lookup_intent *it, int flag);
+int it_open_error(int phase, struct lookup_intent *it);
+int mdc_set_lock_data(struct obd_export *exp, __u64 *lockh, void *data);
+int mdc_change_cbdata(struct obd_export *exp, struct ll_fid *fid,
+ ldlm_iterator_t it, void *data);
+int mdc_intent_lock(struct obd_export *exp, struct ll_uctxt *,
+ struct ll_fid *parent,
+ const char *name, int len, void *lmm, int lmmsize,
+ struct ll_fid *child,
+ struct lookup_intent *, int,
+ struct ptlrpc_request **reqp,
+ ldlm_blocking_callback cb_blocking);
+int mdc_enqueue(struct obd_export *exp,
+ int lock_type,
+ struct lookup_intent *it,
+ int lock_mode,
+ struct mdc_op_data *data,
+ struct lustre_handle *lockh,
+ void *lmm,
+ int lmmlen,
ldlm_completion_callback cb_completion,
ldlm_blocking_callback cb_blocking,
void *cb_data);
-int mdc_getlovinfo(struct obd_device *obd, struct lustre_handle *mdc_connh,
- struct ptlrpc_request **request);
-int mdc_getstatus(struct lustre_handle *conn, struct ll_fid *rootfid);
-int mdc_getattr(struct lustre_handle *conn, struct ll_fid *fid,
+
+/* mdc/mdc_request.c */
+int mdc_req2lustre_md(struct obd_export *exp_mdc, struct ptlrpc_request *req,
+ unsigned int offset, struct obd_export *exp_osc,
+ struct lustre_md *md);
+int mdc_getstatus(struct obd_export *exp, struct ll_fid *rootfid);
+int mdc_getattr(struct obd_export *exp, struct ll_fid *fid,
unsigned long valid, unsigned int ea_size,
struct ptlrpc_request **request);
-int mdc_getattr_name(struct lustre_handle *conn, struct ll_fid *fid,
+int mdc_getattr_name(struct obd_export *exp, struct ll_fid *fid,
char *filename, int namelen, unsigned long valid,
unsigned int ea_size, struct ptlrpc_request **request);
-int mdc_setattr(struct lustre_handle *conn,
- struct mdc_op_data *data,
+int mdc_setattr(struct obd_export *exp, struct mdc_op_data *data,
struct iattr *iattr, void *ea, int ealen, void *ea2, int ea2len,
struct ptlrpc_request **request);
-int mdc_open(struct lustre_handle *conn, obd_id ino, int type, int flags,
+int mdc_open(struct obd_export *exp, obd_id ino, int type, int flags,
struct lov_mds_md *lmm, int lmm_size, struct lustre_handle *fh,
struct ptlrpc_request **);
struct obd_client_handle;
-void mdc_set_open_replay_data(struct obd_client_handle *och);
-int mdc_close(struct lustre_handle *conn, obd_id ino, int type,
- struct lustre_handle *fh, struct ptlrpc_request **req);
-int mdc_readpage(struct lustre_handle *conn, obd_id ino, int type, __u64 offset,
- struct page *, struct ptlrpc_request **);
-int mdc_create(struct lustre_handle *conn, struct mdc_op_data *op_data,
+int mdc_set_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och,
+ struct ptlrpc_request *open_req);
+int mdc_clear_open_replay_data(struct obd_export *exp,
+ struct obd_client_handle *och);
+int mdc_close(struct obd_export *, struct obdo *, struct obd_client_handle *,
+ struct ptlrpc_request **);
+int mdc_readpage(struct obd_export *exp, struct ll_fid *mdc_fid,
+ __u64, struct page *, struct ptlrpc_request **);
+int mdc_create(struct obd_export *exp, struct mdc_op_data *op_data,
const void *data, int datalen, int mode, __u32 uid, __u32 gid,
- __u64 time, __u64 rdev, struct ptlrpc_request **request);
-int mdc_unlink(struct lustre_handle *conn, struct mdc_op_data *data,
+ __u64 rdev, struct ptlrpc_request **request);
+int mdc_unlink(struct obd_export *exp, struct mdc_op_data *data,
struct ptlrpc_request **request);
-int mdc_link(struct lustre_handle *conn, struct mdc_op_data *data,
+int mdc_link(struct obd_export *exp, struct mdc_op_data *data,
struct ptlrpc_request **);
-int mdc_rename(struct lustre_handle *conn, struct mdc_op_data *data,
+int mdc_rename(struct obd_export *exp, struct mdc_op_data *data,
const char *old, int oldlen, const char *new, int newlen,
struct ptlrpc_request **request);
+int mdc_sync(struct obd_export *exp, struct ll_fid *fid,
+ struct ptlrpc_request **);
int mdc_create_client(struct obd_uuid uuid, struct ptlrpc_client *cl);
/* Store the generation of a newly-created inode in |req| for replay. */
-void mdc_store_inode_generation(struct ptlrpc_request *req, int reqoff,
- int repoff);
-
+int mdc_store_inode_generation(struct obd_export *exp, struct ptlrpc_request *req,
+ int reqoff, int repoff);
+int mdc_llog_process(struct obd_export *, char *logname, llog_cb_t, void *data);
+int mdc_done_writing(struct obd_export *exp, struct obdo *);
+int mdc_reint(struct ptlrpc_request *request, struct mdc_rpc_lock *rpc_lock,
+ int level);
+static inline void mdc_pack_fid(struct ll_fid *fid, obd_id ino, __u32 gen,
+ int type)
+{
+ fid->id = ino;
+ fid->generation = gen;
+ fid->f_type = type;
+}
/* ioctls for trying requests */
#define IOC_REQUEST_TYPE 'f'