X-Git-Url: https://git.whamcloud.com/?a=blobdiff_plain;f=lustre%2Finclude%2Flinux%2Flustre_log.h;h=1d0ff9fede94ed79235030dbaa18980ff74b6058;hb=eef0dc3356976bad84f7aefb6595f10443a5980d;hp=ad60e1b462a3abef2fddcaf85230fefbdbe6f4b8;hpb=1bd1be8bee38262465a3c0385a8f4608e17b04f6;p=fs%2Flustre-release.git diff --git a/lustre/include/linux/lustre_log.h b/lustre/include/linux/lustre_log.h index ad60e1b..1d0ff9f 100644 --- a/lustre/include/linux/lustre_log.h +++ b/lustre/include/linux/lustre_log.h @@ -42,10 +42,10 @@ snprintf(logname, sizeof(logname), "LOGS/%s", name) struct plain_handle_data { - struct list_head phd_entry; - struct llog_handle *phd_cat_handle; - struct llog_cookie phd_cookie; /* cookie of this log in its cat */ - int phd_last_idx; + struct list_head phd_entry; + struct llog_handle *phd_cat_handle; + struct llog_cookie phd_cookie; /* cookie of this log in its cat */ + int phd_last_idx; }; struct cat_handle_data { @@ -71,9 +71,10 @@ struct llog_handle { /* llog.c - general API */ typedef int (*llog_cb_t)(struct llog_handle *, struct llog_rec_hdr *, void *); -int llog_init_handle(struct llog_handle *handle, int flags, +int llog_init_handle(struct llog_handle *handle, int flags, struct obd_uuid *uuid); -int llog_process(struct llog_handle *loghandle, llog_cb_t cb, void *data); +int llog_process(struct llog_handle *loghandle, llog_cb_t cb, + void *data, void *catdata); extern struct llog_handle *llog_alloc_handle(void); extern void llog_free_handle(struct llog_handle *handle); extern int llog_close(struct llog_handle *cathandle); @@ -84,26 +85,34 @@ struct llog_process_data { void *lpd_data; llog_cb_t lpd_cb; }; + +struct llog_process_cat_data { + int first_idx; + int last_idx; + /* to process catlog across zero record */ +}; + int llog_cat_put(struct llog_handle *cathandle); int llog_cat_add_rec(struct llog_handle *cathandle, struct llog_rec_hdr *rec, struct llog_cookie *reccookie, void *buf); int llog_cat_cancel_records(struct llog_handle *cathandle, int count, struct llog_cookie *cookies); int llog_cat_process(struct llog_handle *cat_llh, llog_cb_t cb, void *data); +int llog_cat_set_first_idx(struct llog_handle *cathandle, int index); /* llog_obd.c */ int llog_setup(struct obd_device *obd, int index, struct obd_device *disk_obd, - int count, struct llog_logid *logid, struct llog_operations *op); + int count, struct llog_logid *logid,struct llog_operations *op); int llog_cleanup(struct llog_ctxt *); int llog_sync(struct llog_ctxt *ctxt, struct obd_export *exp); -int llog_add(struct llog_ctxt *ctxt, - struct llog_rec_hdr *rec, struct lov_stripe_md *lsm, - struct llog_cookie *logcookies, int numcookies); +int llog_add(struct llog_ctxt *ctxt, struct llog_rec_hdr *rec, + struct lov_stripe_md *lsm, struct llog_cookie *logcookies, + int numcookies); int llog_cancel(struct llog_ctxt *, struct lov_stripe_md *lsm, - int count, struct llog_cookie *cookies, int flags); + int count, struct llog_cookie *cookies, int flags); -int llog_obd_origin_setup(struct obd_device *obd, int index, - struct obd_device *disk_obd, int count, +int llog_obd_origin_setup(struct obd_device *obd, int index, + struct obd_device *disk_obd, int count, struct llog_logid *logid); int llog_obd_origin_cleanup(struct llog_ctxt *ctxt); int llog_obd_origin_add(struct llog_ctxt *ctxt, @@ -112,20 +121,21 @@ int llog_obd_origin_add(struct llog_ctxt *ctxt, int llog_cat_initialize(struct obd_device *obd, int count); int obd_llog_init(struct obd_device *obd, struct obd_device *disk_obd, - int count, struct llog_logid *logid); + int count, struct llog_catid *logid); int obd_llog_finish(struct obd_device *obd, int count); /* llog_ioctl.c */ int llog_ioctl(struct llog_ctxt *ctxt, int cmd, struct obd_ioctl_data *data); -int llog_catlog_list(struct obd_device *obd, int count, +int llog_catlog_list(struct obd_device *obd, int count, struct obd_ioctl_data *data); /* llog_net.c */ int llog_initiator_connect(struct llog_ctxt *ctxt); int llog_receptor_accept(struct llog_ctxt *ctxt, struct obd_import *imp); int llog_origin_connect(struct llog_ctxt *ctxt, int count, - struct llog_logid *logid, struct llog_ctxt_gen *gen); + struct llog_logid *logid, struct llog_gen *gen, + struct obd_uuid *uuid); int llog_handle_connect(struct ptlrpc_request *req); /* recov_thread.c */ @@ -133,52 +143,50 @@ int llog_obd_repl_cancel(struct llog_ctxt *ctxt, struct lov_stripe_md *lsm, int count, struct llog_cookie *cookies, int flags); int llog_obd_repl_sync(struct llog_ctxt *ctxt, struct obd_export *exp); -int llog_repl_connect(struct llog_ctxt *ctxt, int count, - struct llog_logid *logid, struct llog_ctxt_gen *gen); +int llog_repl_connect(struct llog_ctxt *ctxt, int count, + struct llog_logid *logid, struct llog_gen *gen, + struct obd_uuid *uuid); struct llog_operations { int (*lop_write_rec)(struct llog_handle *loghandle, - struct llog_rec_hdr *rec, - struct llog_cookie *logcookies, - int numcookies, - void *, - int idx); + struct llog_rec_hdr *rec, + struct llog_cookie *logcookies, int numcookies, + void *, int idx); int (*lop_destroy)(struct llog_handle *handle); - int (*lop_next_block)(struct llog_handle *h, - int *curr_idx, - int next_idx, - __u64 *offset, - void *buf, - int len); + int (*lop_next_block)(struct llog_handle *h, int *curr_idx, + int next_idx, __u64 *offset, void *buf, int len); int (*lop_create)(struct llog_ctxt *ctxt, struct llog_handle **, struct llog_logid *logid, char *name); int (*lop_close)(struct llog_handle *handle); int (*lop_read_header)(struct llog_handle *handle); - int (*lop_setup)(struct obd_device *obd, int ctxt_idx, - struct obd_device *disk_obd, int count, + int (*lop_setup)(struct obd_device *obd, int ctxt_idx, + struct obd_device *disk_obd, int count, struct llog_logid *logid); int (*lop_sync)(struct llog_ctxt *ctxt, struct obd_export *exp); int (*lop_cleanup)(struct llog_ctxt *ctxt); - int (*lop_add)(struct llog_ctxt *ctxt, struct llog_rec_hdr *rec, - struct lov_stripe_md *lsm, + int (*lop_add)(struct llog_ctxt *ctxt, struct llog_rec_hdr *rec, + struct lov_stripe_md *lsm, struct llog_cookie *logcookies, int numcookies); int (*lop_cancel)(struct llog_ctxt *ctxt, struct lov_stripe_md *lsm, int count, struct llog_cookie *cookies, int flags); int (*lop_connect)(struct llog_ctxt *ctxt, int count, - struct llog_logid *logid, struct llog_ctxt_gen *gen); + struct llog_logid *logid, struct llog_gen *gen, + struct obd_uuid *uuid); /* XXX add 2 more: commit callbacks and llog recovery functions */ }; +/* llog_lvfs.c */ extern struct llog_operations llog_lvfs_ops; - +int llog_get_cat_list(struct obd_device *obd, struct obd_device *disk_obd, + char *name, int count, struct llog_catid *idarray); struct llog_ctxt { int loc_idx; /* my index the obd array of ctxt's */ - struct llog_ctxt_gen loc_gen; + struct llog_gen loc_gen; struct obd_device *loc_obd; /* points back to the containing obd*/ struct obd_export *loc_exp; - struct obd_import *loc_imp; /* to use in RPC's: can be backward + struct obd_import *loc_imp; /* to use in RPC's: can be backward pointing import */ struct llog_operations *loc_logops; struct llog_handle *loc_handle; @@ -187,20 +195,19 @@ struct llog_ctxt { void *llog_proc_cb; }; -static inline void log_gen_init(struct llog_ctxt *ctxt) +static inline void llog_gen_init(struct llog_ctxt *ctxt) { struct obd_device *obd = ctxt->loc_exp->exp_obd; if (!strcmp(obd->obd_type->typ_name, "mds")) ctxt->loc_gen.mnt_cnt = obd->u.mds.mds_mount_count; - else if (!strstr(obd->obd_type->typ_name, "filter")) { - ctxt->loc_gen.mnt_cnt = obd->u.filter.fo_mount_count; - } + else if (!strstr(obd->obd_type->typ_name, "filter")) + ctxt->loc_gen.mnt_cnt = obd->u.filter.fo_mount_count; else - ctxt->loc_gen.mnt_cnt = 0; + ctxt->loc_gen.mnt_cnt = 0; } -static inline int log_gen_lt(struct llog_ctxt_gen a, struct llog_ctxt_gen b) +static inline int llog_gen_lt(struct llog_gen a, struct llog_gen b) { if (a.mnt_cnt < b.mnt_cnt) return 1; @@ -209,15 +216,19 @@ static inline int log_gen_lt(struct llog_ctxt_gen a, struct llog_ctxt_gen b) return(a.conn_cnt < b.conn_cnt ? 1 : 0); } +#define LLOG_GEN_INC(gen) ((gen).conn_cnt) ++ +#define LLOG_PROC_BREAK 0x0001 static inline int llog_obd2ops(struct llog_ctxt *ctxt, struct llog_operations **lop) { - if (ctxt == NULL) + if (ctxt == NULL) return -ENOTCONN; + *lop = ctxt->loc_logops; if (*lop == NULL) return -EOPNOTSUPP; + return 0; } @@ -226,6 +237,7 @@ static inline int llog_handle2ops(struct llog_handle *loghandle, { if (loghandle == NULL) return -EINVAL; + return llog_obd2ops(loghandle->lgh_ctxt, lop); } @@ -239,8 +251,8 @@ static inline struct llog_ctxt *llog_get_context(struct obd_device *obd, { if (index < 0 || index >= LLOG_MAX_CTXTS) return NULL; - else - return obd->obd_llog_ctxt[index]; + + return obd->obd_llog_ctxt[index]; } static inline int llog_write_rec(struct llog_handle *handle, @@ -251,7 +263,7 @@ static inline int llog_write_rec(struct llog_handle *handle, struct llog_operations *lop; int rc, buflen; ENTRY; - + rc = llog_handle2ops(handle, &lop); if (rc) RETURN(rc); @@ -259,10 +271,10 @@ static inline int llog_write_rec(struct llog_handle *handle, RETURN(-EOPNOTSUPP); if (buf) - buflen = le32_to_cpu(rec->lrh_len) + sizeof(struct llog_rec_hdr) + buflen = rec->lrh_len + sizeof(struct llog_rec_hdr) + sizeof(struct llog_rec_tail); else - buflen = le32_to_cpu(rec->lrh_len); + buflen = rec->lrh_len; LASSERT(size_round(buflen) == buflen); rc = lop->lop_write_rec(handle, rec, logcookies, numcookies, buf, idx); @@ -274,7 +286,7 @@ static inline int llog_read_header(struct llog_handle *handle) struct llog_operations *lop; int rc; ENTRY; - + rc = llog_handle2ops(handle, &lop); if (rc) RETURN(rc); @@ -290,7 +302,7 @@ static inline int llog_destroy(struct llog_handle *handle) struct llog_operations *lop; int rc; ENTRY; - + rc = llog_handle2ops(handle, &lop); if (rc) RETURN(rc); @@ -319,7 +331,7 @@ static inline int llog_cancel(struct obd_export *exp, rc = lop->lop_cancel(exp, lsm, count, cookies, flags); RETURN(rc); } -#endif +#endif static inline int llog_next_block(struct llog_handle *loghandle, int *cur_idx, int next_idx, __u64 *cur_offset, void *buf, @@ -340,8 +352,7 @@ static inline int llog_next_block(struct llog_handle *loghandle, int *cur_idx, RETURN(rc); } -static inline int llog_create(struct llog_ctxt *ctxt, - struct llog_handle **res, +static inline int llog_create(struct llog_ctxt *ctxt, struct llog_handle **res, struct llog_logid *logid, char *name) { struct llog_operations *lop; @@ -359,8 +370,8 @@ static inline int llog_create(struct llog_ctxt *ctxt, } static inline int llog_connect(struct llog_ctxt *ctxt, int count, - struct llog_logid *logid, - struct llog_ctxt_gen *gen) + struct llog_logid *logid, struct llog_gen *gen, + struct obd_uuid *uuid) { struct llog_operations *lop; int rc; @@ -372,7 +383,7 @@ static inline int llog_connect(struct llog_ctxt *ctxt, int count, if (lop->lop_connect == NULL) RETURN(-EOPNOTSUPP); - rc = lop->lop_connect(ctxt, count, logid, gen); + rc = lop->lop_connect(ctxt, count, logid, gen, uuid); RETURN(rc); }