Lines Matching refs:nilfs
80 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_set_error() local
83 down_write(&nilfs->ns_sem); in nilfs_set_error()
84 if (!(nilfs->ns_mount_state & NILFS_ERROR_FS)) { in nilfs_set_error()
85 nilfs->ns_mount_state |= NILFS_ERROR_FS; in nilfs_set_error()
94 up_write(&nilfs->ns_sem); in nilfs_set_error()
112 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_error() local
129 if (nilfs_test_opt(nilfs, ERRORS_RO)) { in nilfs_error()
135 if (nilfs_test_opt(nilfs, ERRORS_PANIC)) in nilfs_error()
192 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_sync_super() local
196 set_buffer_dirty(nilfs->ns_sbh[0]); in nilfs_sync_super()
197 if (nilfs_test_opt(nilfs, BARRIER)) { in nilfs_sync_super()
198 err = __sync_dirty_buffer(nilfs->ns_sbh[0], in nilfs_sync_super()
201 err = sync_dirty_buffer(nilfs->ns_sbh[0]); in nilfs_sync_super()
207 if (err == -EIO && nilfs->ns_sbh[1]) { in nilfs_sync_super()
212 memcpy(nilfs->ns_sbp[1], nilfs->ns_sbp[0], in nilfs_sync_super()
213 nilfs->ns_sbsize); in nilfs_sync_super()
214 nilfs_fall_back_super_block(nilfs); in nilfs_sync_super()
218 struct nilfs_super_block *sbp = nilfs->ns_sbp[0]; in nilfs_sync_super()
220 nilfs->ns_sbwcount++; in nilfs_sync_super()
226 clear_nilfs_discontinued(nilfs); in nilfs_sync_super()
229 if (nilfs->ns_sbh[1]) { in nilfs_sync_super()
231 set_buffer_dirty(nilfs->ns_sbh[1]); in nilfs_sync_super()
232 if (sync_dirty_buffer(nilfs->ns_sbh[1]) < 0) in nilfs_sync_super()
235 if (le64_to_cpu(nilfs->ns_sbp[1]->s_last_cno) < in nilfs_sync_super()
236 le64_to_cpu(nilfs->ns_sbp[0]->s_last_cno)) in nilfs_sync_super()
237 sbp = nilfs->ns_sbp[1]; in nilfs_sync_super()
240 spin_lock(&nilfs->ns_last_segment_lock); in nilfs_sync_super()
241 nilfs->ns_prot_seq = le64_to_cpu(sbp->s_last_seq); in nilfs_sync_super()
242 spin_unlock(&nilfs->ns_last_segment_lock); in nilfs_sync_super()
249 struct the_nilfs *nilfs) in nilfs_set_log_cursor() argument
254 nilfs_count_free_blocks(nilfs, &nfreeblocks); in nilfs_set_log_cursor()
257 spin_lock(&nilfs->ns_last_segment_lock); in nilfs_set_log_cursor()
258 sbp->s_last_seq = cpu_to_le64(nilfs->ns_last_seq); in nilfs_set_log_cursor()
259 sbp->s_last_pseg = cpu_to_le64(nilfs->ns_last_pseg); in nilfs_set_log_cursor()
260 sbp->s_last_cno = cpu_to_le64(nilfs->ns_last_cno); in nilfs_set_log_cursor()
261 spin_unlock(&nilfs->ns_last_segment_lock); in nilfs_set_log_cursor()
267 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_prepare_super() local
268 struct nilfs_super_block **sbp = nilfs->ns_sbp; in nilfs_prepare_super()
274 memcpy(sbp[0], sbp[1], nilfs->ns_sbsize); in nilfs_prepare_super()
282 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_prepare_super()
286 nilfs_swap_super_block(nilfs); in nilfs_prepare_super()
293 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_commit_super() local
294 struct nilfs_super_block **sbp = nilfs->ns_sbp; in nilfs_commit_super()
299 nilfs->ns_sbwtime = t; in nilfs_commit_super()
302 sbp[0]->s_sum = cpu_to_le32(crc32_le(nilfs->ns_crc_seed, in nilfs_commit_super()
304 nilfs->ns_sbsize)); in nilfs_commit_super()
308 sbp[1]->s_sum = cpu_to_le32(crc32_le(nilfs->ns_crc_seed, in nilfs_commit_super()
310 nilfs->ns_sbsize)); in nilfs_commit_super()
312 clear_nilfs_sb_dirty(nilfs); in nilfs_commit_super()
313 nilfs->ns_flushed_device = 1; in nilfs_commit_super()
329 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_cleanup_super() local
336 sbp[0]->s_state = cpu_to_le16(nilfs->ns_mount_state); in nilfs_cleanup_super()
337 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_cleanup_super()
359 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_move_2nd_super() local
368 if (nilfs->ns_sbh[1] && in nilfs_move_2nd_super()
369 nilfs->ns_sbh[1]->b_blocknr > nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
371 blocknr = nilfs->ns_sbh[1]->b_blocknr; in nilfs_move_2nd_super()
372 } else if (nilfs->ns_sbh[0]->b_blocknr > nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
374 blocknr = nilfs->ns_sbh[0]->b_blocknr; in nilfs_move_2nd_super()
376 if (sb2i >= 0 && (u64)blocknr << nilfs->ns_blocksize_bits == sb2off) in nilfs_move_2nd_super()
380 newblocknr = sb2off >> nilfs->ns_blocksize_bits; in nilfs_move_2nd_super()
381 offset = sb2off & (nilfs->ns_blocksize - 1); in nilfs_move_2nd_super()
391 memset(nsbp, 0, nilfs->ns_blocksize); in nilfs_move_2nd_super()
394 memcpy(nsbp, nilfs->ns_sbp[sb2i], nilfs->ns_sbsize); in nilfs_move_2nd_super()
395 brelse(nilfs->ns_sbh[sb2i]); in nilfs_move_2nd_super()
396 nilfs->ns_sbh[sb2i] = nsbh; in nilfs_move_2nd_super()
397 nilfs->ns_sbp[sb2i] = nsbp; in nilfs_move_2nd_super()
398 } else if (nilfs->ns_sbh[0]->b_blocknr < nilfs->ns_first_data_block) { in nilfs_move_2nd_super()
400 nilfs->ns_sbh[1] = nsbh; in nilfs_move_2nd_super()
401 nilfs->ns_sbp[1] = nsbp; in nilfs_move_2nd_super()
416 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_resize_fs() local
432 down_write(&nilfs->ns_segctor_sem); in nilfs_resize_fs()
435 newnsegs = sb2off >> nilfs->ns_blocksize_bits; in nilfs_resize_fs()
436 do_div(newnsegs, nilfs->ns_blocks_per_segment); in nilfs_resize_fs()
438 ret = nilfs_sufile_resize(nilfs->ns_sufile, newnsegs); in nilfs_resize_fs()
439 up_write(&nilfs->ns_segctor_sem); in nilfs_resize_fs()
447 down_write(&nilfs->ns_sem); in nilfs_resize_fs()
452 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_resize_fs()
461 sbp[0]->s_nsegments = cpu_to_le64(nilfs->ns_nsegments); in nilfs_resize_fs()
463 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_resize_fs()
466 up_write(&nilfs->ns_sem); in nilfs_resize_fs()
475 nilfs_sufile_set_alloc_range(nilfs->ns_sufile, 0, newnsegs - 1); in nilfs_resize_fs()
482 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_put_super() local
487 down_write(&nilfs->ns_sem); in nilfs_put_super()
489 up_write(&nilfs->ns_sem); in nilfs_put_super()
492 iput(nilfs->ns_sufile); in nilfs_put_super()
493 iput(nilfs->ns_cpfile); in nilfs_put_super()
494 iput(nilfs->ns_dat); in nilfs_put_super()
496 destroy_nilfs(nilfs); in nilfs_put_super()
502 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_sync_fs() local
510 down_write(&nilfs->ns_sem); in nilfs_sync_fs()
511 if (nilfs_sb_dirty(nilfs)) { in nilfs_sync_fs()
512 sbp = nilfs_prepare_super(sb, nilfs_sb_will_flip(nilfs)); in nilfs_sync_fs()
514 nilfs_set_log_cursor(sbp[0], nilfs); in nilfs_sync_fs()
518 up_write(&nilfs->ns_sem); in nilfs_sync_fs()
521 err = nilfs_flush_device(nilfs); in nilfs_sync_fs()
529 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_attach_checkpoint() local
536 nilfs, curr_mnt ? NILFS_CPTREE_CURRENT_CNO : cno); in nilfs_attach_checkpoint()
543 down_read(&nilfs->ns_segctor_sem); in nilfs_attach_checkpoint()
544 err = nilfs_cpfile_get_checkpoint(nilfs->ns_cpfile, cno, 0, &raw_cp, in nilfs_attach_checkpoint()
546 up_read(&nilfs->ns_segctor_sem); in nilfs_attach_checkpoint()
558 err = nilfs_ifile_read(sb, root, nilfs->ns_inode_size, in nilfs_attach_checkpoint()
568 nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp); in nilfs_attach_checkpoint()
575 nilfs_cpfile_put_checkpoint(nilfs->ns_cpfile, cno, bh_cp); in nilfs_attach_checkpoint()
584 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_freeze() local
591 down_write(&nilfs->ns_sem); in nilfs_freeze()
593 up_write(&nilfs->ns_sem); in nilfs_freeze()
599 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_unfreeze() local
604 down_write(&nilfs->ns_sem); in nilfs_unfreeze()
606 up_write(&nilfs->ns_sem); in nilfs_unfreeze()
614 struct the_nilfs *nilfs = root->nilfs; in nilfs_statfs() local
629 blocks = nilfs->ns_blocks_per_segment * nilfs->ns_nsegments in nilfs_statfs()
630 - nilfs->ns_first_data_block; in nilfs_statfs()
631 nrsvblocks = nilfs->ns_nrsvsegs * nilfs->ns_blocks_per_segment; in nilfs_statfs()
641 err = nilfs_count_free_blocks(nilfs, &nfreeblocks); in nilfs_statfs()
683 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_show_options() local
686 if (!nilfs_test_opt(nilfs, BARRIER)) in nilfs_show_options()
690 if (nilfs_test_opt(nilfs, ERRORS_PANIC)) in nilfs_show_options()
692 if (nilfs_test_opt(nilfs, ERRORS_CONT)) in nilfs_show_options()
694 if (nilfs_test_opt(nilfs, STRICT_ORDER)) in nilfs_show_options()
696 if (nilfs_test_opt(nilfs, NORECOVERY)) in nilfs_show_options()
698 if (nilfs_test_opt(nilfs, DISCARD)) in nilfs_show_options()
740 struct the_nilfs *nilfs = sb->s_fs_info; in parse_options() local
755 nilfs_set_opt(nilfs, BARRIER); in parse_options()
758 nilfs_clear_opt(nilfs, BARRIER); in parse_options()
763 nilfs_clear_opt(nilfs, STRICT_ORDER); in parse_options()
766 nilfs_set_opt(nilfs, STRICT_ORDER); in parse_options()
771 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_PANIC); in parse_options()
774 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_RO); in parse_options()
777 nilfs_write_opt(nilfs, ERROR_MODE, ERRORS_CONT); in parse_options()
788 nilfs_set_opt(nilfs, NORECOVERY); in parse_options()
791 nilfs_set_opt(nilfs, DISCARD); in parse_options()
794 nilfs_clear_opt(nilfs, DISCARD); in parse_options()
809 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_set_default_options() local
811 nilfs->ns_mount_opt = in nilfs_set_default_options()
817 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_setup_super() local
833 if (nilfs->ns_mount_state & NILFS_ERROR_FS) { in nilfs_setup_super()
853 memcpy(sbp[1], sbp[0], nilfs->ns_sbsize); in nilfs_setup_super()
875 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_store_magic_and_option() local
886 nilfs->ns_resuid = le16_to_cpu(sbp->s_def_resuid); in nilfs_store_magic_and_option()
887 nilfs->ns_resgid = le16_to_cpu(sbp->s_def_resgid); in nilfs_store_magic_and_option()
888 nilfs->ns_interval = le32_to_cpu(sbp->s_c_interval); in nilfs_store_magic_and_option()
889 nilfs->ns_watermark = le32_to_cpu(sbp->s_c_block_max); in nilfs_store_magic_and_option()
969 struct the_nilfs *nilfs = s->s_fs_info; in nilfs_attach_snapshot() local
973 mutex_lock(&nilfs->ns_snapshot_mount_mutex); in nilfs_attach_snapshot()
975 down_read(&nilfs->ns_segctor_sem); in nilfs_attach_snapshot()
976 ret = nilfs_cpfile_is_snapshot(nilfs->ns_cpfile, cno); in nilfs_attach_snapshot()
977 up_read(&nilfs->ns_segctor_sem); in nilfs_attach_snapshot()
999 mutex_unlock(&nilfs->ns_snapshot_mount_mutex); in nilfs_attach_snapshot()
1017 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_checkpoint_is_mounted() local
1023 if (cno > nilfs->ns_cno) in nilfs_checkpoint_is_mounted()
1026 if (cno >= nilfs_last_cno(nilfs)) in nilfs_checkpoint_is_mounted()
1030 root = nilfs_lookup_root(nilfs, cno); in nilfs_checkpoint_is_mounted()
1058 struct the_nilfs *nilfs; in nilfs_fill_super() local
1063 nilfs = alloc_nilfs(sb->s_bdev); in nilfs_fill_super()
1064 if (!nilfs) in nilfs_fill_super()
1067 sb->s_fs_info = nilfs; in nilfs_fill_super()
1069 err = init_nilfs(nilfs, sb, (char *)data); in nilfs_fill_super()
1081 err = load_nilfs(nilfs, sb); in nilfs_fill_super()
1085 cno = nilfs_last_cno(nilfs); in nilfs_fill_super()
1106 down_write(&nilfs->ns_sem); in nilfs_fill_super()
1108 up_write(&nilfs->ns_sem); in nilfs_fill_super()
1120 iput(nilfs->ns_sufile); in nilfs_fill_super()
1121 iput(nilfs->ns_cpfile); in nilfs_fill_super()
1122 iput(nilfs->ns_dat); in nilfs_fill_super()
1125 destroy_nilfs(nilfs); in nilfs_fill_super()
1131 struct the_nilfs *nilfs = sb->s_fs_info; in nilfs_remount() local
1138 old_mount_opt = nilfs->ns_mount_opt; in nilfs_remount()
1148 if (!nilfs_valid_fs(nilfs)) { in nilfs_remount()
1166 down_write(&nilfs->ns_sem); in nilfs_remount()
1168 up_write(&nilfs->ns_sem); in nilfs_remount()
1178 down_read(&nilfs->ns_sem); in nilfs_remount()
1179 features = le64_to_cpu(nilfs->ns_sbp[0]->s_feature_compat_ro) & in nilfs_remount()
1181 up_read(&nilfs->ns_sem); in nilfs_remount()
1198 down_write(&nilfs->ns_sem); in nilfs_remount()
1200 up_write(&nilfs->ns_sem); in nilfs_remount()
1207 nilfs->ns_mount_opt = old_mount_opt; in nilfs_remount()