jfs_defragfs.h

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    1 /*
    2  *   Copyright (c) International Business Machines Corp., 2000-2001
    3  *
    4  *   This program is free software;  you can redistribute it and/or modify
    5  *   it under the terms of the GNU General Public License as published by
    6  *   the Free Software Foundation; either version 2 of the License, or 
    7  *   (at your option) any later version.
    8  * 
    9  *   This program is distributed in the hope that it will be useful,
   10  *   but WITHOUT ANY WARRANTY;  without even the implied warranty of
   11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See
   12  *   the GNU General Public License for more details.
   13  *
   14  *   You should have received a copy of the GNU General Public License
   15  *   along with this program;  if not, write to the Free Software 
   16  *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
   17  */
   18 #ifndef _H_JFS_DEFRAGFS
   19 #define _H_JFS_DEFRAGFS
   20 
   21 /*
   22  *      defragfs parameter list
   23  */
   24 struct defragfs {
   25         uint flag;              /* 4: */
   26         u8 dev;                 /* 1: */
   27         u8 pad[3];              /* 3: */
   28         s32 fileset;            /* 4: */
   29         u32 inostamp;           /* 4: */
   30         u32 ino;                /* 4: */
   31         u32 gen;                /* 4: */
   32         s64 xoff;               /* 8: */
   33         s64 old_xaddr;          /* 8: */
   34         s64 new_xaddr;          /* 8: */
   35         s32 xlen;               /* 4: */
   36 };
   37 
   38 /* plist flag */
   39 #define DEFRAGFS_SYNC           0x80000000
   40 #define DEFRAGFS_COMMIT         0x40000000
   41 #define DEFRAGFS_RELOCATE       0x10000000
   42 
   43 #define INODE_TYPE              0x0000F000      /* IFREG or IFDIR */
   44 
   45 #define EXTENT_TYPE             0x000000ff
   46 #define DTPAGE                  0x00000001
   47 #define XTPAGE                  0x00000002
   48 #define DATAEXT                 0x00000004
   49 #define EAEXT                   0x00000008
   50 
   51 #endif                          /* _H_JFS_DEFRAGFS */

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FreeBSD/Linux Kernel Cross Reference sys/fs/jfs/jfs_defragfs.h

FreeBSD/Linux Kernel Cross Reference
sys/fs/jfs/jfs_defragfs.h