struct llog_handle;
/* llog.c - general API */
-typedef int (*llog_cb_t)(struct llog_handle *, struct llog_rec_hdr *, void *);
-typedef int (*llog_fill_rec_cb_t)(struct llog_rec_hdr *rec, void *data);
+typedef int (*llog_cb_t)(const struct lu_env *env, struct llog_handle *lgh,
+ struct llog_rec_hdr *rec, void *data);
extern struct llog_handle *llog_alloc_handle(void);
-int llog_init_handle(struct llog_handle *handle, int flags,
- struct obd_uuid *uuid);
+int llog_init_handle(const struct lu_env *env, struct llog_handle *handle,
+ int flags, struct obd_uuid *uuid);
extern void llog_free_handle(struct llog_handle *handle);
int llog_process(const struct lu_env *env, struct llog_handle *loghandle,
llog_cb_t cb, void *data, void *catdata);
int llog_reverse_process(const struct lu_env *env,
struct llog_handle *loghandle, llog_cb_t cb,
void *data, void *catdata);
-extern int llog_cancel_rec(struct llog_handle *loghandle, int index);
-extern int llog_close(struct llog_handle *cathandle);
-extern int llog_get_size(struct llog_handle *loghandle);
+int llog_cancel_rec(const struct lu_env *env, struct llog_handle *loghandle,
+ int index);
+int llog_close(const struct lu_env *env, struct llog_handle *cathandle);
+int llog_get_size(struct llog_handle *loghandle);
/* llog_process flags */
#define LLOG_FLAG_NODEAMON 0x0001
void *lpca_arg;
};
-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 cat_cancel_cb(const struct lu_env *env, struct llog_handle *cathandle,
+ struct llog_rec_hdr *rec, void *data);
+int llog_cat_put(const struct lu_env *env, struct llog_handle *cathandle);
+int llog_cat_add_rec(const struct lu_env *env, struct llog_handle *cathandle,
+ struct llog_rec_hdr *rec, struct llog_cookie *reccookie,
+ void *buf);
+int llog_cat_cancel_records(const struct lu_env *env,
+ struct llog_handle *cathandle, int count,
+ struct llog_cookie *cookies);
int __llog_cat_process(const struct lu_env *env, struct llog_handle *cat_llh,
llog_cb_t cb, void *data, int startcat, int startidx,
int fork);
int __llog_ctxt_put(struct llog_ctxt *ctxt);
int llog_cleanup(struct llog_ctxt *);
int llog_sync(struct llog_ctxt *ctxt, struct obd_export *exp, int flags);
-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 llog_obd_origin_setup(struct obd_device *obd, struct obd_llog_group *olg,
- int index, struct obd_device *disk_obd, int count,
- struct llog_logid *logid, const char *name);
-int llog_obd_origin_cleanup(struct llog_ctxt *ctxt);
-int llog_obd_origin_add(struct llog_ctxt *ctxt,
- struct llog_rec_hdr *rec, struct lov_stripe_md *lsm,
- struct llog_cookie *logcookies, int numcookies);
+int llog_add(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct llog_rec_hdr *rec, struct lov_stripe_md *lsm,
+ struct llog_cookie *logcookies, int numcookies);
+int llog_cancel(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct lov_stripe_md *lsm, int count,
+ struct llog_cookie *cookies, int flags);
+int llog_obd_origin_setup(const struct lu_env *env, struct obd_device *obd,
+ struct obd_llog_group *olg, int index,
+ struct obd_device *disk_obd, int count,
+ struct llog_logid *logid, const char *name);
+int llog_obd_origin_cleanup(const struct lu_env *env, struct llog_ctxt *ctxt);
+int llog_obd_origin_add(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct llog_rec_hdr *rec, struct lov_stripe_md *lsm,
+ struct llog_cookie *logcookies, int numcookies);
int obd_llog_init(struct obd_device *obd, struct obd_llog_group *olg,
struct obd_device *disk_obd, int *idx);
int llog_handle_connect(struct ptlrpc_request *req);
/* recov_thread.c */
-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_cancel(const struct lu_env *env, 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 flags);
int llog_obd_repl_connect(struct llog_ctxt *ctxt,
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);
- 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_prev_block)(struct llog_handle *h,
- int prev_idx, 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, struct obd_llog_group *olg,
- int ctxt_idx, struct obd_device *disk_obd, int count,
- struct llog_logid *logid, const char *name);
+ int (*lop_destroy)(const struct lu_env *env,
+ struct llog_handle *handle);
+ int (*lop_next_block)(const struct lu_env *env, struct llog_handle *h,
+ int *curr_idx, int next_idx, __u64 *offset,
+ void *buf, int len);
+ int (*lop_prev_block)(const struct lu_env *env, struct llog_handle *h,
+ int prev_idx, void *buf, int len);
+ int (*lop_read_header)(const struct lu_env *env,
+ struct llog_handle *handle);
+ int (*lop_setup)(const struct lu_env *env, struct obd_device *obd,
+ struct obd_llog_group *olg, int ctxt_idx,
+ struct obd_device *disk_obd, int count,
+ struct llog_logid *logid, const char *name);
int (*lop_sync)(struct llog_ctxt *ctxt, struct obd_export *exp,
int flags);
- int (*lop_cleanup)(struct llog_ctxt *ctxt);
- 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,
- struct llog_logid *logid, struct llog_gen *gen,
- struct obd_uuid *uuid);
- /* XXX add 2 more: commit callbacks and llog recovery functions */
+ int (*lop_cleanup)(const struct lu_env *env, struct llog_ctxt *ctxt);
+ int (*lop_cancel)(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct lov_stripe_md *lsm, int count,
+ struct llog_cookie *cookies, int flags);
+ int (*lop_connect)(struct llog_ctxt *ctxt, struct llog_logid *logid,
+ struct llog_gen *gen, struct obd_uuid *uuid);
+ int (*lop_create)(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct llog_handle **h, struct llog_logid *logid,
+ char *name);
+ int (*lop_write_rec)(const struct lu_env *env,
+ struct llog_handle *loghandle,
+ struct llog_rec_hdr *rec,
+ struct llog_cookie *logcookies, int numcookies,
+ void *, int idx);
+ int (*lop_add)(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct llog_rec_hdr *rec, struct lov_stripe_md *lsm,
+ struct llog_cookie *logcookies, int numcookies);
+ int (*lop_close)(const struct lu_env *env, struct llog_handle *handle);
};
/* In-memory descriptor for a log object or log catalog */
return (llog_group_ctxt_null(&obd->obd_olg, index));
}
-static inline int llog_write_rec(struct llog_handle *handle,
- struct llog_rec_hdr *rec,
- struct llog_cookie *logcookies,
- int numcookies, void *buf, int idx)
+static inline int llog_write_rec(const struct lu_env *env,
+ struct llog_handle *handle,
+ struct llog_rec_hdr *rec,
+ struct llog_cookie *logcookies,
+ int numcookies, void *buf, int idx)
{
- struct llog_operations *lop;
- int raised, rc, buflen;
- ENTRY;
-
- rc = llog_handle2ops(handle, &lop);
- if (rc)
- RETURN(rc);
- LASSERT(lop);
- if (lop->lop_write_rec == NULL)
- RETURN(-EOPNOTSUPP);
-
- /* FIXME: Why doesn't caller just set the right lrh_len itself? */
- if (buf)
- buflen = rec->lrh_len + sizeof(struct llog_rec_hdr)
- + sizeof(struct llog_rec_tail);
- else
- buflen = rec->lrh_len;
- LASSERT(cfs_size_round(buflen) == buflen);
-
- raised = cfs_cap_raised(CFS_CAP_SYS_RESOURCE);
- if (!raised)
- cfs_cap_raise(CFS_CAP_SYS_RESOURCE);
- rc = lop->lop_write_rec(handle, rec, logcookies, numcookies, buf, idx);
- if (!raised)
- cfs_cap_lower(CFS_CAP_SYS_RESOURCE);
- RETURN(rc);
+ struct llog_operations *lop;
+ int raised, rc, buflen;
+
+ ENTRY;
+
+ rc = llog_handle2ops(handle, &lop);
+ if (rc)
+ RETURN(rc);
+ LASSERT(lop);
+ if (lop->lop_write_rec == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ /* FIXME: Why doesn't caller just set the right lrh_len itself? */
+ if (buf)
+ buflen = rec->lrh_len + sizeof(struct llog_rec_hdr) +
+ sizeof(struct llog_rec_tail);
+ else
+ buflen = rec->lrh_len;
+ LASSERT(cfs_size_round(buflen) == buflen);
+
+ raised = cfs_cap_raised(CFS_CAP_SYS_RESOURCE);
+ if (!raised)
+ cfs_cap_raise(CFS_CAP_SYS_RESOURCE);
+ rc = lop->lop_write_rec(env, handle, rec, logcookies, numcookies,
+ buf, idx);
+ if (!raised)
+ cfs_cap_lower(CFS_CAP_SYS_RESOURCE);
+ RETURN(rc);
}
-static inline int llog_read_header(struct llog_handle *handle)
+static inline int llog_read_header(const struct lu_env *env,
+ struct llog_handle *handle)
{
- struct llog_operations *lop;
- int rc;
- ENTRY;
-
- rc = llog_handle2ops(handle, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_read_header == NULL)
- RETURN(-EOPNOTSUPP);
+ struct llog_operations *lop;
+ int rc;
- rc = lop->lop_read_header(handle);
- RETURN(rc);
-}
+ ENTRY;
-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);
+ if (lop->lop_read_header == NULL)
+ RETURN(-EOPNOTSUPP);
- rc = llog_handle2ops(handle, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_destroy == NULL)
- RETURN(-EOPNOTSUPP);
-
- rc = lop->lop_destroy(handle);
- RETURN(rc);
+ rc = lop->lop_read_header(env, handle);
+ RETURN(rc);
}
-#if 0
-static inline int llog_cancel(struct obd_export *exp,
- struct lov_stripe_md *lsm, int count,
- struct llog_cookie *cookies, int flags)
+static inline int llog_destroy(const struct lu_env *env,
+ struct llog_handle *handle)
{
- struct llog_operations *lop;
- int rc;
- ENTRY;
+ struct llog_operations *lop;
+ int rc;
- rc = llog_handle2ops(loghandle, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_cancel == NULL)
- RETURN(-EOPNOTSUPP);
+ ENTRY;
- rc = lop->lop_cancel(exp, lsm, count, cookies, flags);
- RETURN(rc);
+ rc = llog_handle2ops(handle, &lop);
+ if (rc)
+ RETURN(rc);
+ if (lop->lop_destroy == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ rc = lop->lop_destroy(env, handle);
+ RETURN(rc);
}
-#endif
-static inline int llog_next_block(struct llog_handle *loghandle, int *cur_idx,
- int next_idx, __u64 *cur_offset, void *buf,
- int len)
+static inline int llog_next_block(const struct lu_env *env,
+ struct llog_handle *loghandle, int *cur_idx,
+ int next_idx, __u64 *cur_offset, void *buf,
+ int len)
{
- struct llog_operations *lop;
- int rc;
- ENTRY;
+ struct llog_operations *lop;
+ int rc;
- rc = llog_handle2ops(loghandle, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_next_block == NULL)
- RETURN(-EOPNOTSUPP);
+ ENTRY;
- rc = lop->lop_next_block(loghandle, cur_idx, next_idx, cur_offset, buf,
- len);
- RETURN(rc);
+ rc = llog_handle2ops(loghandle, &lop);
+ if (rc)
+ RETURN(rc);
+ if (lop->lop_next_block == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ rc = lop->lop_next_block(env, loghandle, cur_idx, next_idx,
+ cur_offset, buf, len);
+ RETURN(rc);
}
-static inline int llog_prev_block(struct llog_handle *loghandle,
- int prev_idx, void *buf, int len)
+static inline int llog_prev_block(const struct lu_env *env,
+ struct llog_handle *loghandle,
+ int prev_idx, void *buf, int len)
{
- struct llog_operations *lop;
- int rc;
- ENTRY;
+ struct llog_operations *lop;
+ int rc;
- rc = llog_handle2ops(loghandle, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_prev_block == NULL)
- RETURN(-EOPNOTSUPP);
+ ENTRY;
- rc = lop->lop_prev_block(loghandle, prev_idx, buf, len);
- RETURN(rc);
+ rc = llog_handle2ops(loghandle, &lop);
+ if (rc)
+ RETURN(rc);
+ if (lop->lop_prev_block == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ rc = lop->lop_prev_block(env, loghandle, prev_idx, buf, len);
+ RETURN(rc);
}
-static inline int llog_create(struct llog_ctxt *ctxt, struct llog_handle **res,
- struct llog_logid *logid, char *name)
+static inline int llog_create(const struct lu_env *env, struct llog_ctxt *ctxt,
+ struct llog_handle **res,
+ struct llog_logid *logid, char *name)
{
- struct llog_operations *lop;
- int raised, rc;
- ENTRY;
-
- rc = llog_obd2ops(ctxt, &lop);
- if (rc)
- RETURN(rc);
- if (lop->lop_create == NULL)
- RETURN(-EOPNOTSUPP);
-
- raised = cfs_cap_raised(CFS_CAP_SYS_RESOURCE);
- if (!raised)
- cfs_cap_raise(CFS_CAP_SYS_RESOURCE);
- rc = lop->lop_create(ctxt, res, logid, name);
- if (!raised)
- cfs_cap_lower(CFS_CAP_SYS_RESOURCE);
- RETURN(rc);
+ struct llog_operations *lop;
+ int raised, rc;
+
+ ENTRY;
+
+ rc = llog_obd2ops(ctxt, &lop);
+ if (rc)
+ RETURN(rc);
+ if (lop->lop_create == NULL)
+ RETURN(-EOPNOTSUPP);
+
+ raised = cfs_cap_raised(CFS_CAP_SYS_RESOURCE);
+ if (!raised)
+ cfs_cap_raise(CFS_CAP_SYS_RESOURCE);
+ rc = lop->lop_create(env, ctxt, res, logid, name);
+ if (!raised)
+ cfs_cap_lower(CFS_CAP_SYS_RESOURCE);
+ RETURN(rc);
}
static inline int llog_connect(struct llog_ctxt *ctxt,