1/* 2 * Copyright (C) Sistina Software, Inc. 1997-2003 All rights reserved. 3 * Copyright (C) 2004-2006 Red Hat, Inc. All rights reserved. 4 * 5 * This copyrighted material is made available to anyone wishing to use, 6 * modify, copy, or redistribute it subject to the terms and conditions 7 * of the GNU General Public License version 2. 8 */ 9 10#include <linux/slab.h> 11#include <linux/spinlock.h> 12#include <linux/completion.h> 13#include <linux/buffer_head.h> 14 15#include "gfs2.h" 16#include <linux/gfs2_ondisk.h> 17#include <linux/lm_interface.h> 18#include "incore.h" 19 20#define pv(struct, member, fmt) printk(KERN_INFO " "#member" = "fmt"\n", \ 21 struct->member); 22 23 24void gfs2_inum_in(struct gfs2_inum_host *no, const void *buf) 25{ 26 const struct gfs2_inum *str = buf; 27 28 no->no_formal_ino = be64_to_cpu(str->no_formal_ino); 29 no->no_addr = be64_to_cpu(str->no_addr); 30} 31 32void gfs2_inum_out(const struct gfs2_inum_host *no, void *buf) 33{ 34 struct gfs2_inum *str = buf; 35 36 str->no_formal_ino = cpu_to_be64(no->no_formal_ino); 37 str->no_addr = cpu_to_be64(no->no_addr); 38} 39 40static void gfs2_inum_print(const struct gfs2_inum_host *no) 41{ 42 printk(KERN_INFO " no_formal_ino = %llu\n", (unsigned long long)no->no_formal_ino); 43 printk(KERN_INFO " no_addr = %llu\n", (unsigned long long)no->no_addr); 44} 45 46static void gfs2_meta_header_in(struct gfs2_meta_header_host *mh, const void *buf) 47{ 48 const struct gfs2_meta_header *str = buf; 49 50 mh->mh_magic = be32_to_cpu(str->mh_magic); 51 mh->mh_type = be32_to_cpu(str->mh_type); 52 mh->mh_format = be32_to_cpu(str->mh_format); 53} 54 55void gfs2_sb_in(struct gfs2_sb_host *sb, const void *buf) 56{ 57 const struct gfs2_sb *str = buf; 58 59 gfs2_meta_header_in(&sb->sb_header, buf); 60 61 sb->sb_fs_format = be32_to_cpu(str->sb_fs_format); 62 sb->sb_multihost_format = be32_to_cpu(str->sb_multihost_format); 63 sb->sb_bsize = be32_to_cpu(str->sb_bsize); 64 sb->sb_bsize_shift = be32_to_cpu(str->sb_bsize_shift); 65 66 gfs2_inum_in(&sb->sb_master_dir, (char *)&str->sb_master_dir); 67 gfs2_inum_in(&sb->sb_root_dir, (char *)&str->sb_root_dir); 68 69 memcpy(sb->sb_lockproto, str->sb_lockproto, GFS2_LOCKNAME_LEN); 70 memcpy(sb->sb_locktable, str->sb_locktable, GFS2_LOCKNAME_LEN); 71} 72 73void gfs2_rindex_in(struct gfs2_rindex_host *ri, const void *buf) 74{ 75 const struct gfs2_rindex *str = buf; 76 77 ri->ri_addr = be64_to_cpu(str->ri_addr); 78 ri->ri_length = be32_to_cpu(str->ri_length); 79 ri->ri_data0 = be64_to_cpu(str->ri_data0); 80 ri->ri_data = be32_to_cpu(str->ri_data); 81 ri->ri_bitbytes = be32_to_cpu(str->ri_bitbytes); 82 83} 84 85void gfs2_rindex_print(const struct gfs2_rindex_host *ri) 86{ 87 printk(KERN_INFO " ri_addr = %llu\n", (unsigned long long)ri->ri_addr); 88 pv(ri, ri_length, "%u"); 89 90 printk(KERN_INFO " ri_data0 = %llu\n", (unsigned long long)ri->ri_data0); 91 pv(ri, ri_data, "%u"); 92 93 pv(ri, ri_bitbytes, "%u"); 94} 95 96void gfs2_rgrp_in(struct gfs2_rgrp_host *rg, const void *buf) 97{ 98 const struct gfs2_rgrp *str = buf; 99 100 rg->rg_flags = be32_to_cpu(str->rg_flags); 101 rg->rg_free = be32_to_cpu(str->rg_free); 102 rg->rg_dinodes = be32_to_cpu(str->rg_dinodes); 103 rg->rg_igeneration = be64_to_cpu(str->rg_igeneration); 104} 105 106void gfs2_rgrp_out(const struct gfs2_rgrp_host *rg, void *buf) 107{ 108 struct gfs2_rgrp *str = buf; 109 110 str->rg_flags = cpu_to_be32(rg->rg_flags); 111 str->rg_free = cpu_to_be32(rg->rg_free); 112 str->rg_dinodes = cpu_to_be32(rg->rg_dinodes); 113 str->__pad = cpu_to_be32(0); 114 str->rg_igeneration = cpu_to_be64(rg->rg_igeneration); 115 memset(&str->rg_reserved, 0, sizeof(str->rg_reserved)); 116} 117 118void gfs2_quota_in(struct gfs2_quota_host *qu, const void *buf) 119{ 120 const struct gfs2_quota *str = buf; 121 122 qu->qu_limit = be64_to_cpu(str->qu_limit); 123 qu->qu_warn = be64_to_cpu(str->qu_warn); 124 qu->qu_value = be64_to_cpu(str->qu_value); 125} 126 127void gfs2_dinode_out(const struct gfs2_inode *ip, void *buf) 128{ 129 const struct gfs2_dinode_host *di = &ip->i_di; 130 struct gfs2_dinode *str = buf; 131 132 str->di_header.mh_magic = cpu_to_be32(GFS2_MAGIC); 133 str->di_header.mh_type = cpu_to_be32(GFS2_METATYPE_DI); 134 str->di_header.__pad0 = 0; 135 str->di_header.mh_format = cpu_to_be32(GFS2_FORMAT_DI); 136 str->di_header.__pad1 = 0; 137 138 gfs2_inum_out(&ip->i_num, &str->di_num); 139 140 str->di_mode = cpu_to_be32(ip->i_inode.i_mode); 141 str->di_uid = cpu_to_be32(ip->i_inode.i_uid); 142 str->di_gid = cpu_to_be32(ip->i_inode.i_gid); 143 str->di_nlink = cpu_to_be32(ip->i_inode.i_nlink); 144 str->di_size = cpu_to_be64(di->di_size); 145 str->di_blocks = cpu_to_be64(di->di_blocks); 146 str->di_atime = cpu_to_be64(ip->i_inode.i_atime.tv_sec); 147 str->di_mtime = cpu_to_be64(ip->i_inode.i_mtime.tv_sec); 148 str->di_ctime = cpu_to_be64(ip->i_inode.i_ctime.tv_sec); 149 150 str->di_goal_meta = cpu_to_be64(di->di_goal_meta); 151 str->di_goal_data = cpu_to_be64(di->di_goal_data); 152 str->di_generation = cpu_to_be64(di->di_generation); 153 154 str->di_flags = cpu_to_be32(di->di_flags); 155 str->di_height = cpu_to_be16(di->di_height); 156 str->di_payload_format = cpu_to_be32(S_ISDIR(ip->i_inode.i_mode) && 157 !(ip->i_di.di_flags & GFS2_DIF_EXHASH) ? 158 GFS2_FORMAT_DE : 0); 159 str->di_depth = cpu_to_be16(di->di_depth); 160 str->di_entries = cpu_to_be32(di->di_entries); 161 162 str->di_eattr = cpu_to_be64(di->di_eattr); 163} 164 165void gfs2_dinode_print(const struct gfs2_inode *ip) 166{ 167 const struct gfs2_dinode_host *di = &ip->i_di; 168 169 gfs2_inum_print(&ip->i_num); 170 171 printk(KERN_INFO " di_size = %llu\n", (unsigned long long)di->di_size); 172 printk(KERN_INFO " di_blocks = %llu\n", (unsigned long long)di->di_blocks); 173 printk(KERN_INFO " di_goal_meta = %llu\n", (unsigned long long)di->di_goal_meta); 174 printk(KERN_INFO " di_goal_data = %llu\n", (unsigned long long)di->di_goal_data); 175 176 pv(di, di_flags, "0x%.8X"); 177 pv(di, di_height, "%u"); 178 179 pv(di, di_depth, "%u"); 180 pv(di, di_entries, "%u"); 181 182 printk(KERN_INFO " di_eattr = %llu\n", (unsigned long long)di->di_eattr); 183} 184 185void gfs2_log_header_in(struct gfs2_log_header_host *lh, const void *buf) 186{ 187 const struct gfs2_log_header *str = buf; 188 189 gfs2_meta_header_in(&lh->lh_header, buf); 190 lh->lh_sequence = be64_to_cpu(str->lh_sequence); 191 lh->lh_flags = be32_to_cpu(str->lh_flags); 192 lh->lh_tail = be32_to_cpu(str->lh_tail); 193 lh->lh_blkno = be32_to_cpu(str->lh_blkno); 194 lh->lh_hash = be32_to_cpu(str->lh_hash); 195} 196 197void gfs2_inum_range_in(struct gfs2_inum_range_host *ir, const void *buf) 198{ 199 const struct gfs2_inum_range *str = buf; 200 201 ir->ir_start = be64_to_cpu(str->ir_start); 202 ir->ir_length = be64_to_cpu(str->ir_length); 203} 204 205void gfs2_inum_range_out(const struct gfs2_inum_range_host *ir, void *buf) 206{ 207 struct gfs2_inum_range *str = buf; 208 209 str->ir_start = cpu_to_be64(ir->ir_start); 210 str->ir_length = cpu_to_be64(ir->ir_length); 211} 212 213void gfs2_statfs_change_in(struct gfs2_statfs_change_host *sc, const void *buf) 214{ 215 const struct gfs2_statfs_change *str = buf; 216 217 sc->sc_total = be64_to_cpu(str->sc_total); 218 sc->sc_free = be64_to_cpu(str->sc_free); 219 sc->sc_dinodes = be64_to_cpu(str->sc_dinodes); 220} 221 222void gfs2_statfs_change_out(const struct gfs2_statfs_change_host *sc, void *buf) 223{ 224 struct gfs2_statfs_change *str = buf; 225 226 str->sc_total = cpu_to_be64(sc->sc_total); 227 str->sc_free = cpu_to_be64(sc->sc_free); 228 str->sc_dinodes = cpu_to_be64(sc->sc_dinodes); 229} 230 231void gfs2_quota_change_in(struct gfs2_quota_change_host *qc, const void *buf) 232{ 233 const struct gfs2_quota_change *str = buf; 234 235 qc->qc_change = be64_to_cpu(str->qc_change); 236 qc->qc_flags = be32_to_cpu(str->qc_flags); 237 qc->qc_id = be32_to_cpu(str->qc_id); 238} 239