Lines Matching refs:sb
62 static void jfs_handle_error(struct super_block *sb) in jfs_handle_error() argument
64 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_handle_error()
66 if (sb_rdonly(sb)) in jfs_handle_error()
69 updateSuper(sb, FM_DIRTY); in jfs_handle_error()
73 sb->s_id); in jfs_handle_error()
76 sb->s_id); in jfs_handle_error()
77 sb->s_flags |= SB_RDONLY; in jfs_handle_error()
83 void jfs_error(struct super_block *sb, const char *fmt, ...) in jfs_error() argument
94 sb->s_id, __builtin_return_address(0), &vaf); in jfs_error()
98 jfs_handle_error(sb); in jfs_error()
101 static struct inode *jfs_alloc_inode(struct super_block *sb) in jfs_alloc_inode() argument
157 static int jfs_quota_off(struct super_block *sb, int type);
158 static int jfs_quota_on(struct super_block *sb, int type, int format_id,
161 static void jfs_quota_off_umount(struct super_block *sb) in jfs_quota_off_umount() argument
166 jfs_quota_off(sb, type); in jfs_quota_off_umount()
180 static inline void jfs_quota_off_umount(struct super_block *sb) in jfs_quota_off_umount() argument
185 static void jfs_put_super(struct super_block *sb) in jfs_put_super() argument
187 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_put_super()
192 jfs_quota_off_umount(sb); in jfs_put_super()
194 rc = jfs_umount(sb); in jfs_put_super()
233 static int parse_options(char *options, struct super_block *sb, s64 *newLVSize, in parse_options() argument
238 struct jfs_sb_info *sbi = JFS_SBI(sb); in parse_options()
287 *newLVSize = sb_bdev_nr_blocks(sb); in parse_options()
376 struct request_queue *q = bdev_get_queue(sb->s_bdev); in parse_options()
395 struct request_queue *q = bdev_get_queue(sb->s_bdev); in parse_options()
429 static int jfs_remount(struct super_block *sb, int *flags, char *data) in jfs_remount() argument
433 int flag = JFS_SBI(sb)->flag; in jfs_remount()
436 sync_filesystem(sb); in jfs_remount()
437 if (!parse_options(data, sb, &newLVSize, &flag)) in jfs_remount()
441 if (sb_rdonly(sb)) { in jfs_remount()
445 rc = jfs_extendfs(sb, newLVSize, 0); in jfs_remount()
450 if (sb_rdonly(sb) && !(*flags & SB_RDONLY)) { in jfs_remount()
455 truncate_inode_pages(JFS_SBI(sb)->direct_inode->i_mapping, 0); in jfs_remount()
457 JFS_SBI(sb)->flag = flag; in jfs_remount()
458 ret = jfs_mount_rw(sb, 1); in jfs_remount()
461 sb->s_flags &= ~SB_RDONLY; in jfs_remount()
463 dquot_resume(sb, -1); in jfs_remount()
466 if (!sb_rdonly(sb) && (*flags & SB_RDONLY)) { in jfs_remount()
467 rc = dquot_suspend(sb, -1); in jfs_remount()
470 rc = jfs_umount_rw(sb); in jfs_remount()
471 JFS_SBI(sb)->flag = flag; in jfs_remount()
474 if ((JFS_SBI(sb)->flag & JFS_NOINTEGRITY) != (flag & JFS_NOINTEGRITY)) in jfs_remount()
475 if (!sb_rdonly(sb)) { in jfs_remount()
476 rc = jfs_umount_rw(sb); in jfs_remount()
480 JFS_SBI(sb)->flag = flag; in jfs_remount()
481 ret = jfs_mount_rw(sb, 1); in jfs_remount()
484 JFS_SBI(sb)->flag = flag; in jfs_remount()
489 static int jfs_fill_super(struct super_block *sb, void *data, int silent) in jfs_fill_super() argument
497 jfs_info("In jfs_read_super: s_flags=0x%lx", sb->s_flags); in jfs_fill_super()
503 sb->s_fs_info = sbi; in jfs_fill_super()
504 sb->s_max_links = JFS_LINK_MAX; in jfs_fill_super()
505 sb->s_time_min = 0; in jfs_fill_super()
506 sb->s_time_max = U32_MAX; in jfs_fill_super()
507 sbi->sb = sb; in jfs_fill_super()
515 if (!parse_options((char *) data, sb, &newLVSize, &flag)) in jfs_fill_super()
520 sb->s_flags |= SB_POSIXACL; in jfs_fill_super()
531 sb_set_blocksize(sb, PSIZE); in jfs_fill_super()
536 sb->s_op = &jfs_super_operations; in jfs_fill_super()
537 sb->s_export_op = &jfs_export_operations; in jfs_fill_super()
538 sb->s_xattr = jfs_xattr_handlers; in jfs_fill_super()
540 sb->dq_op = &dquot_operations; in jfs_fill_super()
541 sb->s_qcop = &jfs_quotactl_ops; in jfs_fill_super()
542 sb->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP; in jfs_fill_super()
548 inode = new_inode(sb); in jfs_fill_super()
553 inode->i_size = bdev_nr_bytes(sb->s_bdev); in jfs_fill_super()
560 rc = jfs_mount(sb); in jfs_fill_super()
566 if (sb_rdonly(sb)) in jfs_fill_super()
569 rc = jfs_mount_rw(sb, 0); in jfs_fill_super()
579 sb->s_magic = JFS_SUPER_MAGIC; in jfs_fill_super()
582 sb->s_d_op = &jfs_ci_dentry_operations; in jfs_fill_super()
584 inode = jfs_iget(sb, ROOT_I); in jfs_fill_super()
589 sb->s_root = d_make_root(inode); in jfs_fill_super()
590 if (!sb->s_root) in jfs_fill_super()
596 sb->s_maxbytes = min(((loff_t)sb->s_blocksize) << 40, MAX_LFS_FILESIZE); in jfs_fill_super()
597 sb->s_time_gran = 1; in jfs_fill_super()
604 rc = jfs_umount(sb); in jfs_fill_super()
620 static int jfs_freeze(struct super_block *sb) in jfs_freeze() argument
622 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_freeze()
626 if (!sb_rdonly(sb)) { in jfs_freeze()
627 txQuiesce(sb); in jfs_freeze()
630 jfs_error(sb, "lmLogShutdown failed\n"); in jfs_freeze()
633 txResume(sb); in jfs_freeze()
637 rc = updateSuper(sb, FM_CLEAN); in jfs_freeze()
650 static int jfs_unfreeze(struct super_block *sb) in jfs_unfreeze() argument
652 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_unfreeze()
656 if (!sb_rdonly(sb)) { in jfs_unfreeze()
657 rc = updateSuper(sb, FM_MOUNT); in jfs_unfreeze()
659 jfs_error(sb, "updateSuper failed\n"); in jfs_unfreeze()
664 jfs_error(sb, "lmLogInit failed\n"); in jfs_unfreeze()
666 txResume(sb); in jfs_unfreeze()
677 static int jfs_sync_fs(struct super_block *sb, int wait) in jfs_sync_fs() argument
679 struct jfs_log *log = JFS_SBI(sb)->log; in jfs_sync_fs()
687 dquot_writeback_dquots(sb, -1); in jfs_sync_fs()
733 static ssize_t jfs_quota_read(struct super_block *sb, int type, char *data, in jfs_quota_read() argument
736 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_read()
737 sector_t blk = off >> sb->s_blocksize_bits; in jfs_quota_read()
739 int offset = off & (sb->s_blocksize - 1); in jfs_quota_read()
752 tocopy = sb->s_blocksize - offset < toread ? in jfs_quota_read()
753 sb->s_blocksize - offset : toread; in jfs_quota_read()
763 bh = sb_bread(sb, tmp_bh.b_blocknr); in jfs_quota_read()
778 static ssize_t jfs_quota_write(struct super_block *sb, int type, in jfs_quota_write() argument
781 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_write()
782 sector_t blk = off >> sb->s_blocksize_bits; in jfs_quota_write()
784 int offset = off & (sb->s_blocksize - 1); in jfs_quota_write()
792 tocopy = sb->s_blocksize - offset < towrite ? in jfs_quota_write()
793 sb->s_blocksize - offset : towrite; in jfs_quota_write()
800 if (offset || tocopy != sb->s_blocksize) in jfs_quota_write()
801 bh = sb_bread(sb, tmp_bh.b_blocknr); in jfs_quota_write()
803 bh = sb_getblk(sb, tmp_bh.b_blocknr); in jfs_quota_write()
838 static int jfs_quota_on(struct super_block *sb, int type, int format_id, in jfs_quota_on() argument
844 err = dquot_quota_on(sb, type, format_id, path); in jfs_quota_on()
859 static int jfs_quota_off(struct super_block *sb, int type) in jfs_quota_off() argument
861 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_off()
867 err = dquot_quota_off(sb, type); in jfs_quota_off()
880 return dquot_quota_off(sb, type); in jfs_quota_off()