Whamcloud - gitweb
minor: verbose on sec register.
[fs/lustre-release.git] / lustre / obdclass / llog_obd.c
index 04911d5..fac3dd5 100644 (file)
 
 #include <linux/obd_class.h>
 #include <linux/lustre_log.h>
-#include <portals/list.h>
-#include "llog_internal.h"
+#include <linux/lustre_mds.h>
+#include <libcfs/list.h>
 
 /* helper functions for calling the llog obd methods */
-
-int llog_setup(struct obd_device *obd, struct obd_llogs *llogs, int index,
-               struct obd_device *disk_obd, int count, struct llog_logid *logid,
-               struct llog_operations *op)
+int obd_llog_setup(struct obd_device *obd, struct obd_llogs *llogs, 
+                   int index, struct obd_device *disk_obd, int count, 
+                   struct llog_logid *logid, struct llog_operations *op)
 {
-        int rc = 0;
         struct llog_ctxt *ctxt;
+        int rc = 0;
         ENTRY;
 
         LASSERT(llogs);
@@ -44,83 +43,59 @@ int llog_setup(struct obd_device *obd, struct obd_llogs *llogs, int index,
                 RETURN(-ENOMEM);
 
         llogs->llog_ctxt[index] = ctxt;
+        obd->obd_llog_ctxt[index] = ctxt;
+        ctxt->loc_logops = op;
         ctxt->loc_obd = obd;
         ctxt->loc_llogs = llogs;
-        ctxt->loc_exp = class_export_get(disk_obd->obd_self_export);
         ctxt->loc_idx = index;
-        ctxt->loc_logops = op;
+        ctxt->loc_alone = 0;
+        ctxt->loc_exp = class_export_get(disk_obd->obd_self_export);
         sema_init(&ctxt->loc_sem, 1);
 
+        if (op->lop_close == llog_lvfs_ops.lop_close) {
+                ctxt->loc_fsops = disk_obd->obd_fsops;
+                ctxt->loc_lvfs_ctxt = &disk_obd->obd_lvfs_ctxt;
+                if (!strcmp(disk_obd->obd_type->typ_name, OBD_MDS_DEVICENAME)) {
+                        struct mds_obd *mds = &disk_obd->u.mds;
+                        ctxt->loc_objects_dir = mds->mds_objects_dir;
+                        ctxt->loc_logs_dir = mds->mds_logs_dir;
+                } else if (!strcmp(disk_obd->obd_type->typ_name, OBD_CONF_DEVICENAME)) {
+                        struct conf_obd *confobd = &disk_obd->u.conf;
+                        ctxt->loc_objects_dir = confobd->cfobd_objects_dir;
+                        ctxt->loc_logs_dir = confobd->cfobd_logs_dir;
+                }
+        }
+
         if (op->lop_setup)
                 rc = op->lop_setup(obd, llogs, index, disk_obd, count, logid);
-        if (ctxt && rc)
+        if (ctxt && rc) {
+                obd->obd_llog_ctxt[index] = NULL;
                 OBD_FREE(ctxt, sizeof(*ctxt));
+        }
 
         RETURN(rc);
 }
-EXPORT_SYMBOL(llog_setup);
+EXPORT_SYMBOL(obd_llog_setup);
 
-int llog_cleanup(struct llog_ctxt *ctxt)
+int obd_llog_cleanup(struct llog_ctxt *ctxt)
 {
         int rc = 0;
         ENTRY;
 
-        LASSERT(ctxt);
+        if (ctxt == NULL)
+                RETURN(0);
 
-        if (CTXTP(ctxt, cleanup))
+        if (CTXTP(ctxt, cleanup))  
                 rc = CTXTP(ctxt, cleanup)(ctxt);
-
+                
+        ctxt->loc_obd->obd_llog_ctxt[ctxt->loc_idx] = NULL;
         ctxt->loc_llogs->llog_ctxt[ctxt->loc_idx] = NULL;
         class_export_put(ctxt->loc_exp);
         ctxt->loc_exp = NULL;
         OBD_FREE(ctxt, sizeof(*ctxt));
-
-        RETURN(rc);
-}
-EXPORT_SYMBOL(llog_cleanup);
-
-int llog_sync(struct llog_ctxt *ctxt, struct obd_export *exp)
-{
-        int rc = 0;
-        ENTRY;
-
-        if (!ctxt)
-                RETURN(0);
-
-        if (CTXTP(ctxt, sync))
-                rc = CTXTP(ctxt, sync)(ctxt, exp);
-
         RETURN(rc);
 }
-EXPORT_SYMBOL(llog_sync);
-
-int llog_add(struct llog_ctxt *ctxt, struct llog_rec_hdr *rec,
-                struct lov_stripe_md *lsm, struct llog_cookie *logcookies,
-                int numcookies)
-{
-        int rc;
-        ENTRY;
-
-        LASSERT(ctxt);
-        CTXT_CHECK_OP(ctxt, add, -EOPNOTSUPP);
-
-        rc = CTXTP(ctxt, add)(ctxt, rec, lsm, logcookies, numcookies);
-        RETURN(rc);
-}
-EXPORT_SYMBOL(llog_add);
-
-int llog_cancel(struct llog_ctxt *ctxt, struct lov_stripe_md *lsm,
-                int count, struct llog_cookie *cookies, int flags)
-{
-        int rc;
-        ENTRY;
-
-        LASSERT(ctxt);
-        CTXT_CHECK_OP(ctxt, cancel, -EOPNOTSUPP);
-        rc = CTXTP(ctxt, cancel)(ctxt, lsm, count, cookies, flags);
-        RETURN(rc);
-}
-EXPORT_SYMBOL(llog_cancel);
+EXPORT_SYMBOL(obd_llog_cleanup);
 
 /* callback func for llog_process in llog_obd_origin_setup */
 static int cat_cancel_cb(struct llog_handle *cathandle,
@@ -128,15 +103,14 @@ static int cat_cancel_cb(struct llog_handle *cathandle,
 {
         struct llog_logid_rec *lir = (struct llog_logid_rec *)rec;
         struct llog_handle *loghandle;
-        struct llog_log_hdr *llh;
-        int rc, index;
+        int rc;
         ENTRY;
 
         if (rec->lrh_type != LLOG_LOGID_MAGIC) {
                 CERROR("invalid record in catalog\n");
                 RETURN(-EINVAL);
         }
-        CWARN("processing log "LPX64":%x at index %u of catalog "LPX64"\n",
+        CDEBUG(D_HA, "processing log "LPX64":%x at index %u of catalog "LPX64"\n",
                lir->lid_id.lgl_oid, lir->lid_id.lgl_ogen,
                rec->lrh_index, cathandle->lgh_id.lgl_oid);
 
@@ -147,26 +121,8 @@ static int cat_cancel_cb(struct llog_handle *cathandle,
                 RETURN(rc);
         }
 
-        llh = loghandle->lgh_hdr;
-        if ((llh->llh_flags & LLOG_F_ZAP_WHEN_EMPTY) &&
-            (llh->llh_count == 1)) {
-                rc = llog_destroy(loghandle);
-                if (rc)
-                        CERROR("failure destroying log in postsetup: %d\n", rc);
-                LASSERT(rc == 0);
-
-                index = loghandle->u.phd.phd_cookie.lgc_index;
-                llog_free_handle(loghandle);
-
-                LASSERT(index);
-                llog_cat_set_first_idx(cathandle, index);
-                rc = llog_cancel_rec(cathandle, index);
-                if (rc == 0)
-                        CWARN("cancel log "LPX64":%x at index %u of catalog "
-                              LPX64"\n", lir->lid_id.lgl_oid,
-                              lir->lid_id.lgl_ogen, rec->lrh_index,
-                              cathandle->lgh_id.lgl_oid);
-        }
+        if (cathandle->lgh_last_idx == loghandle->u.phd.phd_cookie.lgc_index)
+                cathandle->u.chd.chd_current_log = loghandle;
 
         RETURN(rc);
 }
@@ -179,7 +135,7 @@ int llog_obd_origin_setup(struct obd_device *obd, struct obd_llogs *llogs,
 {
         struct llog_ctxt *ctxt;
         struct llog_handle *handle;
-        struct obd_run_ctxt saved;
+        struct lvfs_run_ctxt saved;
         int rc;
         ENTRY;
 
@@ -192,27 +148,27 @@ int llog_obd_origin_setup(struct obd_device *obd, struct obd_llogs *llogs,
         LASSERT(ctxt);
         llog_gen_init(ctxt);
 
-        if (logid->lgl_oid)
-                rc = llog_create(ctxt, &handle, logid, NULL);
-        else {
-                rc = llog_create(ctxt, &handle, NULL, NULL);
+        if (logid->lgl_oid) {
+                rc = llog_open(ctxt, &handle, logid, NULL, 0);
+        else {
+                rc = llog_open(ctxt, &handle, NULL, NULL, 0);
                 if (!rc)
                         *logid = handle->lgh_id;
         }
         if (rc)
-                GOTO(out, rc);
+                RETURN(rc);
 
         ctxt->loc_handle = handle;
-        push_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+        push_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL);
         rc = llog_init_handle(handle, LLOG_F_IS_CAT, NULL);
-        pop_ctxt(&saved, &disk_obd->obd_ctxt, NULL);
+        pop_ctxt(&saved, &disk_obd->obd_lvfs_ctxt, NULL);
         if (rc)
-                GOTO(out, rc);
+                RETURN(rc);
 
         rc = llog_process(handle, (llog_cb_t)cat_cancel_cb, NULL, NULL);
         if (rc)
                 CERROR("llog_process with cat_cancel_cb failed: %d\n", rc);
- out:
+
         if (ctxt && rc) {
                 llogs->llog_ctxt[index] = NULL;
                 OBD_FREE(ctxt, sizeof(*ctxt));
@@ -221,72 +177,11 @@ int llog_obd_origin_setup(struct obd_device *obd, struct obd_llogs *llogs,
 }
 EXPORT_SYMBOL(llog_obd_origin_setup);
 
-int llog_obd_origin_cleanup(struct llog_ctxt *ctxt)
-{
-        struct llog_handle *cathandle, *n, *loghandle;
-        struct llog_log_hdr *llh;
-        int rc, index;
-        ENTRY;
-
-        if (!ctxt)
-                return 0;
-
-        cathandle = ctxt->loc_handle;
-        if (cathandle) {
-                list_for_each_entry_safe(loghandle, n,
-                                         &cathandle->u.chd.chd_head,
-                                         u.phd.phd_entry) {
-                        llh = loghandle->lgh_hdr;
-                        if ((llh->llh_flags &
-                                LLOG_F_ZAP_WHEN_EMPTY) &&
-                            (llh->llh_count == 1)) {
-                                rc = llog_destroy(loghandle);
-                                if (rc)
-                                        CERROR("failure destroying log during "
-                                               "cleanup: %d\n", rc);
-                                LASSERT(rc == 0);
-
-                                index = loghandle->u.phd.phd_cookie.lgc_index;
-                                llog_free_handle(loghandle);
-
-                                LASSERT(index);
-                                llog_cat_set_first_idx(cathandle, index);
-                                rc = llog_cancel_rec(cathandle, index);
-                                if (rc == 0)
-                                        CDEBUG(D_HA, "cancel plain log at index"
-                                               " %u of catalog "LPX64"\n",
-                                               index,cathandle->lgh_id.lgl_oid);
-                        }
-                }
-                llog_cat_put(ctxt->loc_handle);
-        }
-        return 0;
-}
-EXPORT_SYMBOL(llog_obd_origin_cleanup);
-
-/* add for obdfilter/sz and mds/unlink */
-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)
-{
-        struct llog_handle *cathandle;
-        int rc;
-        ENTRY;
-
-        cathandle = ctxt->loc_handle;
-        LASSERT(cathandle != NULL);
-        rc = llog_cat_add_rec(cathandle, rec, logcookies, NULL);
-        if (rc != 1)
-                CERROR("write one catalog record failed: %d\n", rc);
-        RETURN(rc);
-}
-EXPORT_SYMBOL(llog_obd_origin_add);
-
-int llog_cat_initialize(struct obd_device *obd, struct obd_llogs *llogs, int count)
+int obd_llog_cat_initialize(struct obd_device *obd, struct obd_llogs *llogs, 
+                            int count, const char *name)
 {
         struct llog_catid *idarray;
         int size = sizeof(*idarray) * count;
-        char name[32] = CATLIST;
         int rc;
         ENTRY;
 
@@ -294,7 +189,8 @@ int llog_cat_initialize(struct obd_device *obd, struct obd_llogs *llogs, int cou
         if (!idarray)
                 RETURN(-ENOMEM);
 
-        rc = llog_get_cat_list(obd, obd, name, count, idarray);
+        rc = llog_get_cat_list(&obd->obd_lvfs_ctxt, obd->obd_fsops,
+                               name, count, idarray);
         if (rc) {
                 CERROR("rc: %d\n", rc);
                 GOTO(out, rc);
@@ -306,7 +202,8 @@ int llog_cat_initialize(struct obd_device *obd, struct obd_llogs *llogs, int cou
                 GOTO(out, rc);
         }
 
-        rc = llog_put_cat_list(obd, obd, name, count, idarray);
+        rc = llog_put_cat_list(&obd->obd_lvfs_ctxt, obd->obd_fsops,
+                               name, count, idarray);
         if (rc) {
                 CERROR("rc: %d\n", rc);
                 GOTO(out, rc);
@@ -316,7 +213,7 @@ int llog_cat_initialize(struct obd_device *obd, struct obd_llogs *llogs, int cou
         OBD_FREE(idarray, size);
         RETURN(rc);
 }
-EXPORT_SYMBOL(llog_cat_initialize);
+EXPORT_SYMBOL(obd_llog_cat_initialize);
 
 int obd_llog_init(struct obd_device *obd, struct obd_llogs *llogs,
                   struct obd_device *disk_obd, int count,