http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/xfs/xfs_log_recover.h

/* * Copyright (c) 2000,2005 Silicon Graphics, Inc. * All Rights Reserved. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation. * * This program is distributed in the hope that it would 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #ifndef __XFS_LOG_RECOVER_H__ #define __XFS_LOG_RECOVER_H__ /* * Macros, structures, prototypes for internal log manager use. */ #define XLOG_RHASH_BITS 4 #define XLOG_RHASH_SIZE 16 #define XLOG_RHASH_SHIFT 2 #define XLOG_RHASH(tid) \ ((((__uint32_t)tid)>>XLOG_RHASH_SHIFT) & (XLOG_RHASH_SIZE-1)) #define XLOG_MAX_REGIONS_IN_ITEM (XFS_MAX_BLOCKSIZE / XFS_BLI_CHUNK / 2 + 1) /* * item headers are in ri_buf[0]. Additional buffers follow. */ typedef struct xlog_recover_item { struct xlog_recover_item *ri_next; struct xlog_recover_item *ri_prev; int ri_type; int ri_cnt; /* count of regions found */ int ri_total; /* total regions */ xfs_log_iovec_t *ri_buf; /* ptr to regions buffer */ } xlog_recover_item_t; struct xlog_tid; typedef struct xlog_recover { struct xlog_recover *r_next; xlog_tid_t r_log_tid; /* log's transaction id */ xfs_trans_header_t r_theader; /* trans header for partial */ int r_state; /* not needed */ xfs_lsn_t r_lsn; /* xact lsn */ xlog_recover_item_t *r_itemq; /* q for items */ } xlog_recover_t; #define ITEM_TYPE(i) (*(ushort *)(i)->ri_buf[0].i_addr) /* * This is the number of entries in the l_buf_cancel_table used during * recovery. */ #define XLOG_BC_TABLE_SIZE 64 #define XLOG_RECOVER_PASS1 1 #define XLOG_RECOVER_PASS2 2 #endif /* __XFS_LOG_RECOVER_H__ */