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* Copyright (c) 2000 Silicon Graphics, Inc. All Rights Reserved.
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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* This program is distributed in the hope that it would be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* Further, this software is distributed without any warranty that it is
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* free of the rightful claim of any third person regarding infringement
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* or the like. Any license provided herein, whether implied or
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* otherwise, applies only to this software file. Patent licenses, if
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* any, provided herein do not apply to combinations of this program with
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* other software, or any other product whatsoever.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write the Free Software Foundation, Inc., 59
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* Temple Place - Suite 330, Boston MA 02111-1307, USA.
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* Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
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* Mountain View, CA 94043, or:
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* For further information regarding this notice, see:
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* http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
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int print_record_header;
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header_check_uuid(xfs_mount_t *mp, xlog_rec_header_t *head)
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char uu_log[64], uu_sb[64];
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if (!uuid_compare(mp->m_sb.sb_uuid, head->h_fs_uuid)) return 0;
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uuid_unparse(mp->m_sb.sb_uuid, uu_sb);
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uuid_unparse(head->h_fs_uuid, uu_log);
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printf("* ERROR: mismatched uuid in log\n"
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"* SB : %s\n* log: %s\n",
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xlog_header_check_recover(xfs_mount_t *mp, xlog_rec_header_t *head)
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if (print_record_header)
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printf("\nLOG REC AT LSN cycle %d block %d (0x%x, 0x%x)\n",
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CYCLE_LSN(head->h_lsn, ARCH_CONVERT),
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BLOCK_LSN(head->h_lsn, ARCH_CONVERT),
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CYCLE_LSN(head->h_lsn, ARCH_CONVERT),
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BLOCK_LSN(head->h_lsn, ARCH_CONVERT));
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if (INT_GET(head->h_magicno, ARCH_CONVERT) != XLOG_HEADER_MAGIC_NUM) {
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printf("* ERROR: bad magic number in log header: 0x%x\n",
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INT_GET(head->h_magicno, ARCH_CONVERT));
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} else if (header_check_uuid(mp, head)) {
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/* failed - fall through */
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} else if (INT_GET(head->h_fmt, ARCH_CONVERT) != XLOG_FMT) {
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printf("* ERROR: log format incompatible (log=%d, ours=%d)\n",
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INT_GET(head->h_fmt, ARCH_CONVERT), XLOG_FMT);
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/* everything is ok */
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/* bail out now or just carry on regardless */
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xlog_header_check_mount(xfs_mount_t *mp, xlog_rec_header_t *head)
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if (uuid_is_null(head->h_fs_uuid)) return 0;
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if (header_check_uuid(mp, head)) {
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/* bail out now or just carry on regardless */