Whamcloud - gitweb
LU-3540 lod: update recovery thread
[fs/lustre-release.git] / lustre / obdclass / llog_swab.c
index 97ed7f4..366dc19 100644 (file)
@@ -27,7 +27,7 @@
  * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  * Use is subject to license terms.
  *
- * Copyright (c) 2012, 2013, Intel Corporation.
+ * Copyright (c) 2012, 2014, Intel Corporation.
  */
 /*
  * This file is part of Lustre, http://www.lustre.org/
@@ -44,6 +44,7 @@
 
 
 #include <lustre_log.h>
+#include <lustre_update.h>
 
 static void print_llogd_body(struct llogd_body *d)
 {
@@ -85,7 +86,6 @@ void lustre_swab_llog_id(struct llog_logid *log_id)
        __swab64s(&log_id->lgl_oi.oi.oi_seq);
         __swab32s(&log_id->lgl_ogen);
 }
-EXPORT_SYMBOL(lustre_swab_llog_id);
 
 void lustre_swab_llogd_body (struct llogd_body *d)
 {
@@ -118,7 +118,6 @@ void lustre_swab_ll_fid(struct ll_fid *fid)
         __swab32s (&fid->generation);
         __swab32s (&fid->f_type);
 }
-EXPORT_SYMBOL(lustre_swab_ll_fid);
 
 void lustre_swab_lu_seq_range(struct lu_seq_range *range)
 {
@@ -129,6 +128,21 @@ void lustre_swab_lu_seq_range(struct lu_seq_range *range)
 }
 EXPORT_SYMBOL(lustre_swab_lu_seq_range);
 
+void lustre_swab_update_ops(struct update_ops *uops, unsigned int op_count)
+{
+       unsigned int i;
+       unsigned int j;
+
+       for (i = 0; i < op_count; i++) {
+               lustre_swab_lu_fid(&uops->uops_op[i].uop_fid);
+               __swab16s(&uops->uops_op[i].uop_type);
+               __swab16s(&uops->uops_op[i].uop_param_count);
+               for (j = 0; j < uops->uops_op[i].uop_param_count; j++)
+                       __swab16s(&uops->uops_op[i].uop_params_off[j]);
+       }
+}
+EXPORT_SYMBOL(lustre_swab_update_ops);
+
 void lustre_swab_llog_rec(struct llog_rec_hdr *rec)
 {
        struct llog_rec_tail *tail = NULL;
@@ -274,6 +288,25 @@ void lustre_swab_llog_rec(struct llog_rec_hdr *rec)
        }
         case LLOG_PAD_MAGIC:
                 break;
+       case UPDATE_REC:
+       {
+               struct llog_update_record *lur =
+                               (struct llog_update_record *)rec;
+               struct update_records *record = &lur->lur_update_rec;
+
+               __swab32s(&record->ur_flags);
+               __swab64s(&record->ur_batchid);
+               __swab64s(&record->ur_master_transno);
+               __swab32s(&record->ur_param_count);
+               __swab32s(&record->ur_update_count);
+               lustre_swab_update_ops(&record->ur_ops,
+                                      record->ur_update_count);
+
+               /* Compute tail location. */
+               tail = (struct llog_rec_tail *)((char *)record +
+                                               update_records_size(record));
+               break;
+       }
         default:
                 CERROR("Unknown llog rec type %#x swabbing rec %p\n",
                        rec->lrh_type, rec);
@@ -284,7 +317,6 @@ void lustre_swab_llog_rec(struct llog_rec_hdr *rec)
                __swab32s(&tail->lrt_index);
        }
 }
-EXPORT_SYMBOL(lustre_swab_llog_rec);
 
 static void print_llog_hdr(struct llog_log_hdr *h)
 {
@@ -363,7 +395,6 @@ void lustre_swab_lustre_cfg(struct lustre_cfg *lcfg)
         EXIT;
         return;
 }
-EXPORT_SYMBOL(lustre_swab_lustre_cfg);
 
 /* used only for compatibility with old on-disk cfg_marker data */
 struct cfg_marker32 {
@@ -427,4 +458,3 @@ void lustre_swab_cfg_marker(struct cfg_marker *marker, int swab, int size)
         EXIT;
         return;
 }
-EXPORT_SYMBOL(lustre_swab_cfg_marker);