/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
* vim:expandtab:shiftwidth=8:tabstop=8:
*
- * Copyright (C) 2004-2005 Cluster File Systems, Inc.
- * Author: jacob berkman <jacob@clusterfs.com>
+ * GPL HEADER START
*
- * This file is part of Lustre, http://www.lustre.org.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
- * Lustre is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 only,
+ * as published by the Free Software Foundation.
*
- * Lustre is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License version 2 for more details (a copy is included
+ * in the LICENSE file that accompanied this code).
*
- * You should have received a copy of the GNU General Public License
- * along with Lustre; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ * You should have received a copy of the GNU General Public License
+ * version 2 along with this program; If not, see
+ * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ * GPL HEADER END
+ */
+/*
+ * Copyright 2008 Sun Microsystems, Inc. All rights reserved
+ * Use is subject to license terms.
+ */
+/*
+ * This file is part of Lustre, http://www.lustre.org/
+ * Lustre is a trademark of Sun Microsystems, Inc.
+ *
+ * lustre/obdclass/llog_swab.c
*
* Swabbing of llog datatypes (from disk or over the wire).
*
+ * Author: jacob berkman <jacob@clusterfs.com>
*/
#define DEBUG_SUBSYSTEM S_LOG
-#include <linux/lustre_log.h>
+#ifndef __KERNEL__
+#include <liblustre.h>
+#endif
+
+#include <lustre_log.h>
static void print_llogd_body(struct llogd_body *d)
{
}
EXPORT_SYMBOL(lustre_swab_llogd_conn_body);
-void lustre_swab_llog_hdr (struct llog_log_hdr *h)
+void lustre_swab_ll_fid(struct ll_fid *fid)
{
- __swab32s (&h->llh_hdr.lrh_index);
- __swab32s (&h->llh_hdr.lrh_len);
- __swab32s (&h->llh_hdr.lrh_type);
- __swab64s (&h->llh_timestamp);
- __swab32s (&h->llh_count);
- __swab32s (&h->llh_bitmap_offset);
- __swab32s (&h->llh_flags);
- __swab32s (&h->llh_tail.lrt_index);
- __swab32s (&h->llh_tail.lrt_len);
+ __swab64s (&fid->id);
+ __swab32s (&fid->generation);
+ __swab32s (&fid->f_type);
}
-EXPORT_SYMBOL(lustre_swab_llog_hdr);
-
-#define PRINT_PCFG32(x) CDEBUG(D_OTHER, "\tpcfg->pcfg_"#x": %#x\n", pcfg->pcfg_##x)
-#define PRINT_PCFG64(x) CDEBUG(D_OTHER, "\tpcfg->pcfg_"#x": "LPX64"\n", pcfg->pcfg_##x)
+EXPORT_SYMBOL(lustre_swab_ll_fid);
-static void print_portals_cfg(struct portals_cfg *pcfg)
+void lustre_swab_lu_fid(struct lu_fid *fid)
{
- ENTRY;
-
- if (!(portal_debug & D_OTHER)) /* don't loop on nothing */
- return;
- CDEBUG(D_OTHER, "portals_cfg: %p\n", pcfg);
- PRINT_PCFG32(version);
- PRINT_PCFG32(command);
-
- PRINT_PCFG32(nal);
- PRINT_PCFG32(flags);
-
- PRINT_PCFG32(gw_nal);
- PRINT_PCFG64(nid);
- PRINT_PCFG64(nid2);
- PRINT_PCFG64(nid3);
- PRINT_PCFG32(id);
- PRINT_PCFG32(misc);
- PRINT_PCFG32(fd);
- PRINT_PCFG32(count);
- PRINT_PCFG32(size);
- PRINT_PCFG32(wait);
-
- PRINT_PCFG32(plen1);
- PRINT_PCFG32(plen2);
+ __swab64s (&fid->f_seq);
+ __swab32s (&fid->f_oid);
+ __swab32s (&fid->f_ver);
+}
+EXPORT_SYMBOL(lustre_swab_lu_fid);
- EXIT;
+void lustre_swab_lu_seq_range(struct lu_seq_range *range)
+{
+ __swab64s (&range->lsr_start);
+ __swab64s (&range->lsr_end);
+ __swab32s (&range->lsr_mdt);
}
+EXPORT_SYMBOL(lustre_swab_lu_seq_range);
-void lustre_swab_portals_cfg(struct portals_cfg *pcfg)
+void lustre_swab_llog_rec(struct llog_rec_hdr *rec, struct llog_rec_tail *tail)
{
- ENTRY;
+ __swab32s(&rec->lrh_len);
+ __swab32s(&rec->lrh_index);
+ __swab32s(&rec->lrh_type);
+
+ switch (rec->lrh_type) {
+ case OST_SZ_REC: {
+ struct llog_size_change_rec *lsc =
+ (struct llog_size_change_rec *)rec;
- __swab32s(&pcfg->pcfg_version);
- __swab32s(&pcfg->pcfg_command);
+ lustre_swab_ll_fid(&lsc->lsc_fid);
+ __swab32s(&lsc->lsc_ioepoch);
+ break;
+ }
+
+ case OST_RAID1_REC:
+ break;
+
+ case MDS_UNLINK_REC: {
+ struct llog_unlink_rec *lur = (struct llog_unlink_rec *)rec;
+
+ __swab64s(&lur->lur_oid);
+ __swab32s(&lur->lur_ogr);
+ __swab32s(&lur->lur_count);
+ break;
+ }
+
+ case MDS_SETATTR_REC: {
+ struct llog_setattr_rec *lsr = (struct llog_setattr_rec *)rec;
+
+ __swab64s(&lsr->lsr_oid);
+ __swab32s(&lsr->lsr_ogr);
+ __swab32s(&lsr->lsr_uid);
+ __swab32s(&lsr->lsr_gid);
+ break;
+ }
+
+ case CHANGELOG_REC: {
+ struct llog_changelog_rec *cr = (struct llog_changelog_rec*)rec;
- __swab32s(&pcfg->pcfg_nal);
- __swab32s(&pcfg->pcfg_flags);
+ __swab16s(&cr->cr.cr_namelen);
+ __swab16s(&cr->cr.cr_flags);
+ __swab32s(&cr->cr.cr_type);
+ __swab64s(&cr->cr.cr_index);
+ __swab64s(&cr->cr.cr_prev);
+ __swab64s(&cr->cr.cr_time);
+ lustre_swab_lu_fid(&cr->cr.cr_tfid);
+ lustre_swab_lu_fid(&cr->cr.cr_pfid);
+ break;
+ }
+
+ case CHANGELOG_USER_REC: {
+ struct llog_changelog_user_rec *cur =
+ (struct llog_changelog_user_rec*)rec;
+
+ __swab32s(&cur->cur_id);
+ __swab64s(&cur->cur_endrec);
+ break;
+ }
+
+ case MDS_SETATTR64_REC: {
+ struct llog_setattr64_rec *lsr = (struct llog_setattr64_rec *)rec;
+
+ __swab64s(&lsr->lsr_oid);
+ __swab32s(&lsr->lsr_ogr);
+ __swab32s(&lsr->lsr_uid);
+ __swab32s(&lsr->lsr_gid);
+
+ break;
+ }
- __swab32s(&pcfg->pcfg_gw_nal);
- __swab64s(&pcfg->pcfg_nid);
- __swab64s(&pcfg->pcfg_nid2);
- __swab64s(&pcfg->pcfg_nid3);
- __swab32s(&pcfg->pcfg_id);
- __swab32s(&pcfg->pcfg_misc);
- __swab32s(&pcfg->pcfg_fd);
- __swab32s(&pcfg->pcfg_count);
- __swab32s(&pcfg->pcfg_size);
- __swab32s(&pcfg->pcfg_wait);
+ case OBD_CFG_REC:
+ /* these are swabbed as they are consumed */
+ break;
- __swab32s(&pcfg->pcfg_plen1);
- __swab32s(&pcfg->pcfg_plen2);
+ case LLOG_HDR_MAGIC: {
+ struct llog_log_hdr *llh = (struct llog_log_hdr *)rec;
- print_portals_cfg(pcfg);
+ __swab64s(&llh->llh_timestamp);
+ __swab32s(&llh->llh_count);
+ __swab32s(&llh->llh_bitmap_offset);
+ __swab32s(&llh->llh_flags);
+ __swab32s(&llh->llh_size);
+ __swab32s(&llh->llh_cat_idx);
+ if (tail != &llh->llh_tail) {
+ __swab32s(&llh->llh_tail.lrt_index);
+ __swab32s(&llh->llh_tail.lrt_len);
+ }
+ break;
+ }
+
+ case LLOG_LOGID_MAGIC: {
+ struct llog_logid_rec *lid = (struct llog_logid_rec *)rec;
+
+ __swab64s(&lid->lid_id.lgl_oid);
+ __swab64s(&lid->lid_id.lgl_ogr);
+ __swab32s(&lid->lid_id.lgl_ogen);
+ break;
+ }
+ case LLOG_PAD_MAGIC:
+ break;
+
+ default:
+ CERROR("Unknown llog rec type %#x swabbing rec %p\n",
+ rec->lrh_type, rec);
+ }
+
+ if (tail) {
+ __swab32s(&tail->lrt_len);
+ __swab32s(&tail->lrt_index);
+ }
+}
+EXPORT_SYMBOL(lustre_swab_llog_rec);
+
+static void print_llog_hdr(struct llog_log_hdr *h)
+{
+ CDEBUG(D_OTHER, "llog header: %p\n", h);
+ CDEBUG(D_OTHER, "\tllh_hdr.lrh_index: %#x\n", h->llh_hdr.lrh_index);
+ CDEBUG(D_OTHER, "\tllh_hdr.lrh_len: %#x\n", h->llh_hdr.lrh_len);
+ CDEBUG(D_OTHER, "\tllh_hdr.lrh_type: %#x\n", h->llh_hdr.lrh_type);
+ CDEBUG(D_OTHER, "\tllh_timestamp: "LPX64"\n", h->llh_timestamp);
+ CDEBUG(D_OTHER, "\tllh_count: %#x\n", h->llh_count);
+ CDEBUG(D_OTHER, "\tllh_bitmap_offset: %#x\n", h->llh_bitmap_offset);
+ CDEBUG(D_OTHER, "\tllh_flags: %#x\n", h->llh_flags);
+ CDEBUG(D_OTHER, "\tllh_size: %#x\n", h->llh_size);
+ CDEBUG(D_OTHER, "\tllh_cat_idx: %#x\n", h->llh_cat_idx);
+ CDEBUG(D_OTHER, "\tllh_tail.lrt_index: %#x\n", h->llh_tail.lrt_index);
+ CDEBUG(D_OTHER, "\tllh_tail.lrt_len: %#x\n", h->llh_tail.lrt_len);
+}
+
+void lustre_swab_llog_hdr (struct llog_log_hdr *h)
+{
+ ENTRY;
+ print_llog_hdr(h);
+
+ lustre_swab_llog_rec(&h->llh_hdr, &h->llh_tail);
+
+ print_llog_hdr(h);
EXIT;
}
-EXPORT_SYMBOL(lustre_swab_portals_cfg);
+EXPORT_SYMBOL(lustre_swab_llog_hdr);
static void print_lustre_cfg(struct lustre_cfg *lcfg)
{
int i;
ENTRY;
- if (!(portal_debug & D_OTHER)) /* don't loop on nothing */
+ if (!(libcfs_debug & D_OTHER)) /* don't loop on nothing */
return;
CDEBUG(D_OTHER, "lustre_cfg: %p\n", lcfg);
CDEBUG(D_OTHER, "\tlcfg->lcfg_version: %#x\n", lcfg->lcfg_version);
CDEBUG(D_OTHER, "\tlcfg->lcfg_command: %#x\n", lcfg->lcfg_command);
CDEBUG(D_OTHER, "\tlcfg->lcfg_num: %#x\n", lcfg->lcfg_num);
CDEBUG(D_OTHER, "\tlcfg->lcfg_flags: %#x\n", lcfg->lcfg_flags);
- CDEBUG(D_OTHER, "\tlcfg->lcfg_nid: "LPX64"\n", lcfg->lcfg_nid);
- CDEBUG(D_OTHER, "\tlcfg->lcfg_nal: %#x\n", lcfg->lcfg_nal);
+ CDEBUG(D_OTHER, "\tlcfg->lcfg_nid: %s\n", libcfs_nid2str(lcfg->lcfg_nid));
CDEBUG(D_OTHER, "\tlcfg->lcfg_bufcount: %d\n", lcfg->lcfg_bufcount);
if (lcfg->lcfg_bufcount < LUSTRE_CFG_MAX_BUFCOUNT)
}
__swab32s(&lcfg->lcfg_command);
-
__swab32s(&lcfg->lcfg_num);
__swab32s(&lcfg->lcfg_flags);
__swab64s(&lcfg->lcfg_nid);
- __swab32s(&lcfg->lcfg_nal);
-
__swab32s(&lcfg->lcfg_bufcount);
for (i = 0; i < lcfg->lcfg_bufcount && i < LUSTRE_CFG_MAX_BUFCOUNT; i++)
__swab32s(&lcfg->lcfg_buflens[i]);
return;
}
EXPORT_SYMBOL(lustre_swab_lustre_cfg);
+
+/* used only for compatibility with old on-disk cfg_marker data */
+struct cfg_marker32 {
+ __u32 cm_step;
+ __u32 cm_flags;
+ __u32 cm_vers;
+ __u32 padding;
+ __u32 cm_createtime;
+ __u32 cm_canceltime;
+ char cm_tgtname[MTI_NAME_MAXLEN];
+ char cm_comment[MTI_NAME_MAXLEN];
+};
+
+#define MTI_NAMELEN32 (MTI_NAME_MAXLEN - \
+ (sizeof(struct cfg_marker) - sizeof(struct cfg_marker32)))
+
+void lustre_swab_cfg_marker(struct cfg_marker *marker, int swab, int size)
+{
+ struct cfg_marker32 *cm32 = (struct cfg_marker32*)marker;
+ ENTRY;
+
+ if (swab) {
+ __swab32s(&marker->cm_step);
+ __swab32s(&marker->cm_flags);
+ __swab32s(&marker->cm_vers);
+ }
+ if (size == sizeof(*cm32)) {
+ __u32 createtime, canceltime;
+ /* There was a problem with the original declaration of
+ * cfg_marker on 32-bit systems because it used time_t as
+ * a wire protocol structure, and didn't verify this in
+ * wirecheck. We now have to convert the offsets of the
+ * later fields in order to work on 32- and 64-bit systems.
+ *
+ * Fortunately, the cm_comment field has no functional use
+ * so can be sacrificed when converting the timestamp size.
+ *
+ * Overwrite fields from the end first, so they are not
+ * clobbered, and use memmove() instead of memcpy() because
+ * the source and target buffers overlap. bug 16771 */
+ createtime = cm32->cm_createtime;
+ canceltime = cm32->cm_canceltime;
+ memmove(marker->cm_comment, cm32->cm_comment, MTI_NAMELEN32);
+ marker->cm_comment[MTI_NAMELEN32 - 1] = '\0';
+ memmove(marker->cm_tgtname, cm32->cm_tgtname,
+ sizeof(marker->cm_tgtname));
+ if (swab) {
+ __swab32s(&createtime);
+ __swab32s(&canceltime);
+ }
+ marker->cm_createtime = createtime;
+ marker->cm_canceltime = canceltime;
+ CDEBUG(D_CONFIG, "Find old cfg_marker(Srv32b,Clt64b) "
+ "for target %s, converting\n",
+ marker->cm_tgtname);
+ } else if (swab) {
+ __swab64s(&marker->cm_createtime);
+ __swab64s(&marker->cm_canceltime);
+ }
+
+ EXIT;
+ return;
+}
+EXPORT_SYMBOL(lustre_swab_cfg_marker);