Lines Matching refs:nilfs
92 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_set_error() local
95 down_write(&nilfs->ns_sem); in nilfs_set_error()
96 if (!(nilfs->ns_mount_state & NILFS_ERROR_FS)) { in nilfs_set_error()
97 nilfs->ns_mount_state |= NILFS_ERROR_FS; in nilfs_set_error()
106 up_write(&nilfs->ns_sem); in nilfs_set_error()
125 struct the_nilfs *nilfs = sb->s_fs_info; in __nilfs_error() local
142 if (nilfs_test_opt(nilfs, ERRORS_RO)) { in __nilfs_error()
148 if (nilfs_test_opt(nilfs, ERRORS_PANIC)) in __nilfs_error()
185 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_sync_super() local
189 set_buffer_dirty(nilfs->ns_sbh[0]); in nilfs_sync_super()
190 if (nilfs_test_opt(nilfs, BARRIER)) { in nilfs_sync_super()
191 err = __sync_dirty_buffer(nilfs->ns_sbh[0], in nilfs_sync_super()
194 err = sync_dirty_buffer(nilfs->ns_sbh[0]); in nilfs_sync_super()
200 if (err == -EIO && nilfs->ns_sbh[1]) { in nilfs_sync_super()
205 memcpy(nilfs->ns_sbp[1], nilfs->ns_sbp[0], in nilfs_sync_super()
206 nilfs->ns_sbsize); in nilfs_sync_super()
207 nilfs_fall_back_super_block(nilfs); in nilfs_sync_super()
211 struct nilfs_super_block *sbp = nilfs->ns_sbp[0]; in nilfs_sync_super()
213 nilfs->ns_sbwcount++; in nilfs_sync_super()
219 clear_nilfs_discontinued(nilfs); in nilfs_sync_super()
222 if (nilfs->ns_sbh[1]) { in nilfs_sync_super()
224 set_buffer_dirty(nilfs->ns_sbh[1]); in nilfs_sync_super()
225 if (sync_dirty_buffer(nilfs->ns_sbh[1]) < 0) in nilfs_sync_super()
228 if (le64_to_cpu(nilfs->ns_sbp[1]->s_last_cno) < in nilfs_sync_super()
229 le64_to_cpu(nilfs->ns_sbp[0]->s_last_cno)) in nilfs_sync_super()
230 sbp = nilfs->ns_sbp[1]; in nilfs_sync_super()
233 spin_lock(&nilfs->ns_last_segment_lock); in nilfs_sync_super()
234 nilfs->ns_prot_seq = le64_to_cpu(sbp->s_last_seq); in nilfs_sync_super()
235 spin_unlock(&nilfs->ns_last_segment_lock); in nilfs_sync_super()
242 struct the_nilfs *nilfs) in nilfs_set_log_cursor() argument
247 nilfs_count_free_blocks(nilfs, &nfreeblocks); in nilfs_set_log_cursor()
250 spin_lock(&nilfs->ns_last_segment_lock); in nilfs_set_log_cursor()
251 sbp->s_last_seq = cpu_to_le64(nilfs->ns_last_seq); in nilfs_set_log_cursor()
252 sbp->s_last_pseg = cpu_to_le64(nilfs->ns_last_pseg); in nilfs_set_log_cursor()
253 sbp->s_last_cno = cpu_to_le64(nilfs->ns_last_cno); in nilfs_set_log_cursor()
254 spin_unlock(&nilfs->ns_last_segment_lock); in nilfs_set_log_cursor()
260 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_prepare_super() local
261 struct nilfs_super_block **sbp = nilfs->ns_sbp; in nilfs_prepare_super()
267 memcpy(sbp[0], sbp[1], nilfs->ns_sbsize); in nilfs_prepare_super()
274 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_prepare_super()
278 nilfs_swap_super_block(nilfs); in nilfs_prepare_super()
285 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_commit_super() local
286 struct nilfs_super_block **sbp = nilfs->ns_sbp; in nilfs_commit_super()
291 nilfs->ns_sbwtime = t; in nilfs_commit_super()
294 sbp[0]->s_sum = cpu_to_le32(crc32_le(nilfs->ns_crc_seed, in nilfs_commit_super()
296 nilfs->ns_sbsize)); in nilfs_commit_super()
300 sbp[1]->s_sum = cpu_to_le32(crc32_le(nilfs->ns_crc_seed, in nilfs_commit_super()
302 nilfs->ns_sbsize)); in nilfs_commit_super()
304 clear_nilfs_sb_dirty(nilfs); in nilfs_commit_super()
305 nilfs->ns_flushed_device = 1; in nilfs_commit_super()
321 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_cleanup_super() local
328 sbp[0]->s_state = cpu_to_le16(nilfs->ns_mount_state); in nilfs_cleanup_super()
329 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_cleanup_super()
351 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_move_2nd_super() local
360 if (nilfs->ns_sbh[1] && in nilfs_move_2nd_super()
361 nilfs->ns_sbh[1]->b_blocknr > nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
363 blocknr = nilfs->ns_sbh[1]->b_blocknr; in nilfs_move_2nd_super()
364 } else if (nilfs->ns_sbh[0]->b_blocknr > nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
366 blocknr = nilfs->ns_sbh[0]->b_blocknr; in nilfs_move_2nd_super()
371 if (sb2i >= 0 && (u64)blocknr << nilfs->ns_blocksize_bits == sb2off) in nilfs_move_2nd_super()
375 newblocknr = sb2off >> nilfs->ns_blocksize_bits; in nilfs_move_2nd_super()
376 offset = sb2off & (nilfs->ns_blocksize - 1); in nilfs_move_2nd_super()
386 memset(nsbp, 0, nilfs->ns_blocksize); in nilfs_move_2nd_super()
389 memcpy(nsbp, nilfs->ns_sbp[sb2i], nilfs->ns_sbsize); in nilfs_move_2nd_super()
390 brelse(nilfs->ns_sbh[sb2i]); in nilfs_move_2nd_super()
391 nilfs->ns_sbh[sb2i] = nsbh; in nilfs_move_2nd_super()
392 nilfs->ns_sbp[sb2i] = nsbp; in nilfs_move_2nd_super()
393 } else if (nilfs->ns_sbh[0]->b_blocknr < nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
395 nilfs->ns_sbh[1] = nsbh; in nilfs_move_2nd_super()
396 nilfs->ns_sbp[1] = nsbp; in nilfs_move_2nd_super()
411 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_resize_fs() local
427 down_write(&nilfs->ns_segctor_sem); in nilfs_resize_fs()
430 newnsegs = sb2off >> nilfs->ns_blocksize_bits; in nilfs_resize_fs()
431 do_div(newnsegs, nilfs->ns_blocks_per_segment); in nilfs_resize_fs()
433 ret = nilfs_sufile_resize(nilfs->ns_sufile, newnsegs); in nilfs_resize_fs()
434 up_write(&nilfs->ns_segctor_sem); in nilfs_resize_fs()
442 down_write(&nilfs->ns_sem); in nilfs_resize_fs()
447 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_resize_fs()
456 sbp[0]->s_nsegments = cpu_to_le64(nilfs->ns_nsegments); in nilfs_resize_fs()
458 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_resize_fs()
461 up_write(&nilfs->ns_sem); in nilfs_resize_fs()
470 nilfs_sufile_set_alloc_range(nilfs->ns_sufile, 0, newnsegs - 1); in nilfs_resize_fs()
477 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_put_super() local
482 down_write(&nilfs->ns_sem); in nilfs_put_super()
484 up_write(&nilfs->ns_sem); in nilfs_put_super()
487 iput(nilfs->ns_sufile); in nilfs_put_super()
488 iput(nilfs->ns_cpfile); in nilfs_put_super()
489 iput(nilfs->ns_dat); in nilfs_put_super()
491 destroy_nilfs(nilfs); in nilfs_put_super()
497 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_sync_fs() local
505 down_write(&nilfs->ns_sem); in nilfs_sync_fs()
506 if (nilfs_sb_dirty(nilfs)) { in nilfs_sync_fs()
507 sbp = nilfs_prepare_super(sb, nilfs_sb_will_flip(nilfs)); in nilfs_sync_fs()
509 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_sync_fs()
513 up_write(&nilfs->ns_sem); in nilfs_sync_fs()
516 err = nilfs_flush_device(nilfs); in nilfs_sync_fs()
524 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_attach_checkpoint() local
531 nilfs, curr_mnt ? NILFS_CPTREE_CURRENT_CNO : cno); in nilfs_attach_checkpoint()
538 down_read(&nilfs->ns_segctor_sem); in nilfs_attach_checkpoint()
539 err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp, in nilfs_attach_checkpoint()
541 up_read(&nilfs->ns_segctor_sem); in nilfs_attach_checkpoint()
552 err = nilfs_ifile_read(sb, root, nilfs->ns_inode_size, in nilfs_attach_checkpoint()
562 nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp); in nilfs_attach_checkpoint()
569 nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp); in nilfs_attach_checkpoint()
578 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_freeze() local
585 down_write(&nilfs->ns_sem); in nilfs_freeze()
587 up_write(&nilfs->ns_sem); in nilfs_freeze()
593 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_unfreeze() local
598 down_write(&nilfs->ns_sem); in nilfs_unfreeze()
600 up_write(&nilfs->ns_sem); in nilfs_unfreeze()
608 struct the_nilfs *nilfs = root->nilfs; in nilfs_statfs() local
623 blocks = nilfs->ns_blocks_per_segment * nilfs->ns_nsegments in nilfs_statfs()
624 - nilfs->ns_first_data_block; in nilfs_statfs()
625 nrsvblocks = nilfs->ns_nrsvsegs * nilfs->ns_blocks_per_segment; in nilfs_statfs()
635 err = nilfs_count_free_blocks(nilfs, &nfreeblocks); in nilfs_statfs()
676 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_show_options() local
679 if (!nilfs_test_opt(nilfs, BARRIER)) in nilfs_show_options()
683 if (nilfs_test_opt(nilfs, ERRORS_PANIC)) in nilfs_show_options()
685 if (nilfs_test_opt(nilfs, ERRORS_CONT)) in nilfs_show_options()
687 if (nilfs_test_opt(nilfs, STRICT_ORDER)) in nilfs_show_options()
689 if (nilfs_test_opt(nilfs, NORECOVERY)) in nilfs_show_options()
691 if (nilfs_test_opt(nilfs, DISCARD)) in nilfs_show_options()
733 struct the_nilfs *nilfs = sb->s_fs_info; in parse_options() local
749 nilfs_set_opt(nilfs, BARRIER); in parse_options()
752 nilfs_clear_opt(nilfs, BARRIER); in parse_options()
757 nilfs_clear_opt(nilfs, STRICT_ORDER); in parse_options()
760 nilfs_set_opt(nilfs, STRICT_ORDER); in parse_options()
765 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_PANIC); in parse_options()
768 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_RO); in parse_options()
771 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_CONT); in parse_options()
782 nilfs_set_opt(nilfs, NORECOVERY); in parse_options()
785 nilfs_set_opt(nilfs, DISCARD); in parse_options()
788 nilfs_clear_opt(nilfs, DISCARD); in parse_options()
803 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_set_default_options() local
805 nilfs->ns_mount_opt = in nilfs_set_default_options()
811 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_setup_super() local
827 if (nilfs->ns_mount_state & NILFS_ERROR_FS) { in nilfs_setup_super()
845 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_setup_super()
867 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_store_magic_and_option() local
878 nilfs->ns_resuid = le16_to_cpu(sbp->s_def_resuid); in nilfs_store_magic_and_option()
879 nilfs->ns_resgid = le16_to_cpu(sbp->s_def_resgid); in nilfs_store_magic_and_option()
880 nilfs->ns_interval = le32_to_cpu(sbp->s_c_interval); in nilfs_store_magic_and_option()
881 nilfs->ns_watermark = le32_to_cpu(sbp->s_c_block_max); in nilfs_store_magic_and_option()
961 struct the_nilfs *nilfs = s->s_fs_info; in nilfs_attach_snapshot() local
965 mutex_lock(&nilfs->ns_snapshot_mount_mutex); in nilfs_attach_snapshot()
967 down_read(&nilfs->ns_segctor_sem); in nilfs_attach_snapshot()
968 ret = nilfs_cpfile_is_snapshot(nilfs->ns_cpfile, cno); in nilfs_attach_snapshot()
969 up_read(&nilfs->ns_segctor_sem); in nilfs_attach_snapshot()
991 mutex_unlock(&nilfs->ns_snapshot_mount_mutex); in nilfs_attach_snapshot()
1009 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_checkpoint_is_mounted() local
1015 if (cno > nilfs->ns_cno) in nilfs_checkpoint_is_mounted()
1018 if (cno >= nilfs_last_cno(nilfs)) in nilfs_checkpoint_is_mounted()
1022 root = nilfs_lookup_root(nilfs, cno); in nilfs_checkpoint_is_mounted()
1050 struct the_nilfs *nilfs; in nilfs_fill_super() local
1055 nilfs = alloc_nilfs(sb); in nilfs_fill_super()
1056 if (!nilfs) in nilfs_fill_super()
1059 sb->s_fs_info = nilfs; in nilfs_fill_super()
1061 err = init_nilfs(nilfs, sb, (char *)data); in nilfs_fill_super()
1073 err = load_nilfs(nilfs, sb); in nilfs_fill_super()
1077 cno = nilfs_last_cno(nilfs); in nilfs_fill_super()
1099 down_write(&nilfs->ns_sem); in nilfs_fill_super()
1101 up_write(&nilfs->ns_sem); in nilfs_fill_super()
1113 iput(nilfs->ns_sufile); in nilfs_fill_super()
1114 iput(nilfs->ns_cpfile); in nilfs_fill_super()
1115 iput(nilfs->ns_dat); in nilfs_fill_super()
1118 destroy_nilfs(nilfs); in nilfs_fill_super()
1124 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_remount() local
1131 old_mount_opt = nilfs->ns_mount_opt; in nilfs_remount()
1141 if (!nilfs_valid_fs(nilfs)) { in nilfs_remount()
1158 down_write(&nilfs->ns_sem); in nilfs_remount()
1160 up_write(&nilfs->ns_sem); in nilfs_remount()
1170 down_read(&nilfs->ns_sem); in nilfs_remount()
1171 features = le64_to_cpu(nilfs->ns_sbp[0]->s_feature_compat_ro) & in nilfs_remount()
1173 up_read(&nilfs->ns_sem); in nilfs_remount()
1189 down_write(&nilfs->ns_sem); in nilfs_remount()
1191 up_write(&nilfs->ns_sem); in nilfs_remount()
1198 nilfs->ns_mount_opt = old_mount_opt; in nilfs_remount()