#error Unsupported operating system.
#endif
-#include <obd.h>
+#include <obd_class.h>
#include <obd_ost.h>
#include <lustre/lustre_idl.h>
* in catalog.
*/
llog_cb_t lpd_cb;
+ /**
+ * Start processing the catalog from startcat/startidx
+ */
+ int lpd_startcat;
+ int lpd_startidx;
};
struct llog_process_cat_data {
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_process(struct llog_handle *cat_llh, llog_cb_t cb, void *data,
+ int startcat, int startidx);
int llog_cat_process_thread(void *data);
int llog_cat_reverse_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_named(struct obd_device *obd, struct obd_llog_group *olg,
+ int index, struct obd_device *disk_obd, int count,
+ struct llog_logid *logid, const char *logname,
+ struct llog_operations *op);
int llog_setup(struct obd_device *obd, struct obd_llog_group *olg, int index,
- struct obd_device *disk_obd, int count, struct llog_logid *logid,
+ struct obd_device *disk_obd, int count, struct llog_logid *logid,
struct llog_operations *op);
int __llog_ctxt_put(struct llog_ctxt *ctxt);
int llog_cleanup(struct llog_ctxt *);
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);
+ 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_cat_initialize(struct obd_device *obd, struct obd_llog_group *olg,
- int count, struct obd_uuid *uuid);
int obd_llog_init(struct obd_device *obd, struct obd_llog_group *olg,
- struct obd_device *disk_obd, int count,
- struct llog_catid *logid, struct obd_uuid *uuid);
+ struct obd_device *disk_obd, int *idx);
int obd_llog_finish(struct obd_device *obd, int count);
/* 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,
+int llog_origin_connect(struct llog_ctxt *ctxt,
struct llog_logid *logid, struct llog_gen *gen,
struct obd_uuid *uuid);
int llog_handle_connect(struct ptlrpc_request *req);
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_obd_repl_connect(struct llog_ctxt *ctxt, int count,
+int llog_obd_repl_connect(struct llog_ctxt *ctxt,
struct llog_logid *logid, struct llog_gen *gen,
struct obd_uuid *uuid);
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 (*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);
+ struct llog_logid *logid, const char *name);
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 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,
+ 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 */
/* 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);
+int llog_get_cat_list(struct obd_device *disk_obd,
+ char *name, int idx, int count,
+ struct llog_catid *idarray);
+
+int llog_put_cat_list(struct obd_device *disk_obd,
+ char *name, int idx, int count, struct llog_catid *idarray);
+
+#define LLOG_CTXT_FLAG_UNINITIALIZED 0x00000001
struct llog_ctxt {
int loc_idx; /* my index the obd array of ctxt's */
struct semaphore loc_sem; /* protects loc_llcd and loc_imp */
atomic_t loc_refcount;
void *llog_proc_cb;
+ long loc_flags; /* flags, see above defines */
};
#define LCM_NAME_SIZE 64
*/
atomic_t lcm_count;
/**
- * Ptlrpc requests set. All cancel rpcs go via this request set.
+ * The refcount for lcm
*/
- struct ptlrpc_request_set *lcm_set;
+ atomic_t lcm_refcount;
/**
* Thread control structure. Used for control commit thread.
*/
struct ptlrpcd_ctl lcm_pc;
/**
- * Busy resources waitq
+ * Lock protecting list of llcds.
+ */
+ spinlock_t lcm_lock;
+ /**
+ * Llcds in flight for debugging purposes.
*/
- cfs_waitq_t lcm_waitq;
+ struct list_head lcm_llcds;
/**
* Commit thread name buffer. Only used for thread start.
*/
char lcm_name[LCM_NAME_SIZE];
};
+static inline struct llog_commit_master
+*lcm_get(struct llog_commit_master *lcm)
+{
+ LASSERT(atomic_read(&lcm->lcm_refcount) > 0);
+ atomic_inc(&lcm->lcm_refcount);
+ return lcm;
+}
+
+static inline void
+lcm_put(struct llog_commit_master *lcm)
+{
+ if (!atomic_dec_and_test(&lcm->lcm_refcount)) {
+ return ;
+ }
+ OBD_FREE_PTR(lcm);
+}
+
struct llog_canceld_ctxt {
/**
* Llog context this llcd is attached to. Used for accessing
*/
int llcd_size;
/**
+ * Link to lcm llcds list.
+ */
+ struct list_head llcd_list;
+ /**
* Current llcd size while gathering cookies. This should not be
* more than ->llcd_size. Used for determining if we need to
* send this llcd (if full) and allocate new one. This is also
/* ptlrpc/recov_thread.c */
extern struct llog_commit_master *llog_recov_thread_init(char *name);
-extern void llog_recov_thread_fini(struct llog_commit_master *lcm,
+extern void llog_recov_thread_fini(struct llog_commit_master *lcm,
int force);
extern int llog_recov_thread_start(struct llog_commit_master *lcm);
-extern void llog_recov_thread_stop(struct llog_commit_master *lcm,
+extern void llog_recov_thread_stop(struct llog_commit_master *lcm,
int force);
static inline void llog_gen_init(struct llog_ctxt *ctxt)
ctxt->loc_gen.mnt_cnt = obd->u.filter.fo_mount_count;
else
ctxt->loc_gen.mnt_cnt = 0;
+ ctxt->loc_gen.conn_cnt++;
}
static inline int llog_gen_lt(struct llog_gen a, struct llog_gen b)
return(a.conn_cnt < b.conn_cnt ? 1 : 0);
}
-#define LLOG_GEN_INC(gen) ((gen).conn_cnt ++)
#define LLOG_PROC_BREAK 0x0001
#define LLOG_DEL_RECORD 0x0002
{
cfs_waitq_init(&olg->olg_waitq);
spin_lock_init(&olg->olg_lock);
+ sema_init(&olg->olg_cat_processing, 1);
olg->olg_group = group;
}
struct obd_export *exp)
{
LASSERT(exp != NULL);
-
+
spin_lock(&olg->olg_lock);
if (olg->olg_exp != NULL && olg->olg_exp != exp)
CWARN("%s: export for group %d is changed: 0x%p -> 0x%p\n",
{
LASSERT(index >= 0 && index < LLOG_MAX_CTXTS);
- spin_lock(&olg->olg_lock);
+ spin_lock(&olg->olg_lock);
if (olg->olg_ctxts[index] != NULL) {
spin_unlock(&olg->olg_lock);
return -EEXIST;
LASSERT(index >= 0 && index < LLOG_MAX_CTXTS);
- spin_lock(&olg->olg_lock);
+ spin_lock(&olg->olg_lock);
if (olg->olg_ctxts[index] == NULL) {
ctxt = NULL;
} else {
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);
raised = cfs_cap_raised(CFS_CAP_SYS_RESOURCE);
if (!raised)
- cfs_cap_raise(CFS_CAP_SYS_RESOURCE);
+ 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);
+ cfs_cap_lower(CFS_CAP_SYS_RESOURCE);
RETURN(rc);
}
RETURN(rc);
}
-static inline int llog_connect(struct llog_ctxt *ctxt, int count,
+static inline int llog_connect(struct llog_ctxt *ctxt,
struct llog_logid *logid, struct llog_gen *gen,
struct obd_uuid *uuid)
{
if (lop->lop_connect == NULL)
RETURN(-EOPNOTSUPP);
- rc = lop->lop_connect(ctxt, count, logid, gen, uuid);
+ rc = lop->lop_connect(ctxt, logid, gen, uuid);
RETURN(rc);
}
+int lustre_process_log(struct super_block *sb, char *logname,
+ struct config_llog_instance *cfg);
+int lustre_end_log(struct super_block *sb, char *logname,
+ struct config_llog_instance *cfg);
+
#endif