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
105 jfs_inode = alloc_inode_sb(sb, jfs_inode_cachep, GFP_NOFS); in jfs_alloc_inode()
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()
380 if (bdev_max_discard_sectors(sb->s_bdev)) in parse_options()
394 if (bdev_max_discard_sectors(sb->s_bdev)) { in parse_options()
425 static int jfs_remount(struct super_block *sb, int *flags, char *data) in jfs_remount() argument
429 int flag = JFS_SBI(sb)->flag; in jfs_remount()
432 sync_filesystem(sb); in jfs_remount()
433 if (!parse_options(data, sb, &newLVSize, &flag)) in jfs_remount()
437 if (sb_rdonly(sb)) { in jfs_remount()
441 rc = jfs_extendfs(sb, newLVSize, 0); in jfs_remount()
446 if (sb_rdonly(sb) && !(*flags & SB_RDONLY)) { in jfs_remount()
451 truncate_inode_pages(JFS_SBI(sb)->direct_inode->i_mapping, 0); in jfs_remount()
453 JFS_SBI(sb)->flag = flag; in jfs_remount()
454 ret = jfs_mount_rw(sb, 1); in jfs_remount()
457 sb->s_flags &= ~SB_RDONLY; in jfs_remount()
459 dquot_resume(sb, -1); in jfs_remount()
462 if (!sb_rdonly(sb) && (*flags & SB_RDONLY)) { in jfs_remount()
463 rc = dquot_suspend(sb, -1); in jfs_remount()
466 rc = jfs_umount_rw(sb); in jfs_remount()
467 JFS_SBI(sb)->flag = flag; in jfs_remount()
470 if ((JFS_SBI(sb)->flag & JFS_NOINTEGRITY) != (flag & JFS_NOINTEGRITY)) in jfs_remount()
471 if (!sb_rdonly(sb)) { in jfs_remount()
472 rc = jfs_umount_rw(sb); in jfs_remount()
476 JFS_SBI(sb)->flag = flag; in jfs_remount()
477 ret = jfs_mount_rw(sb, 1); in jfs_remount()
480 JFS_SBI(sb)->flag = flag; in jfs_remount()
485 static int jfs_fill_super(struct super_block *sb, void *data, int silent) in jfs_fill_super() argument
493 jfs_info("In jfs_read_super: s_flags=0x%lx", sb->s_flags); in jfs_fill_super()
499 sb->s_fs_info = sbi; in jfs_fill_super()
500 sb->s_max_links = JFS_LINK_MAX; in jfs_fill_super()
501 sb->s_time_min = 0; in jfs_fill_super()
502 sb->s_time_max = U32_MAX; in jfs_fill_super()
503 sbi->sb = sb; in jfs_fill_super()
511 if (!parse_options((char *) data, sb, &newLVSize, &flag)) in jfs_fill_super()
516 sb->s_flags |= SB_POSIXACL; in jfs_fill_super()
527 sb_set_blocksize(sb, PSIZE); in jfs_fill_super()
532 sb->s_op = &jfs_super_operations; in jfs_fill_super()
533 sb->s_export_op = &jfs_export_operations; in jfs_fill_super()
534 sb->s_xattr = jfs_xattr_handlers; in jfs_fill_super()
536 sb->dq_op = &dquot_operations; in jfs_fill_super()
537 sb->s_qcop = &jfs_quotactl_ops; in jfs_fill_super()
538 sb->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP; in jfs_fill_super()
544 inode = new_inode(sb); in jfs_fill_super()
549 inode->i_size = bdev_nr_bytes(sb->s_bdev); in jfs_fill_super()
556 rc = jfs_mount(sb); in jfs_fill_super()
562 if (sb_rdonly(sb)) in jfs_fill_super()
565 rc = jfs_mount_rw(sb, 0); in jfs_fill_super()
575 sb->s_magic = JFS_SUPER_MAGIC; in jfs_fill_super()
578 sb->s_d_op = &jfs_ci_dentry_operations; in jfs_fill_super()
580 inode = jfs_iget(sb, ROOT_I); in jfs_fill_super()
585 sb->s_root = d_make_root(inode); in jfs_fill_super()
586 if (!sb->s_root) in jfs_fill_super()
592 sb->s_maxbytes = min(((loff_t)sb->s_blocksize) << 40, MAX_LFS_FILESIZE); in jfs_fill_super()
593 sb->s_time_gran = 1; in jfs_fill_super()
600 rc = jfs_umount(sb); in jfs_fill_super()
616 static int jfs_freeze(struct super_block *sb) in jfs_freeze() argument
618 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_freeze()
622 if (!sb_rdonly(sb)) { in jfs_freeze()
623 txQuiesce(sb); in jfs_freeze()
626 jfs_error(sb, "lmLogShutdown failed\n"); in jfs_freeze()
629 txResume(sb); in jfs_freeze()
633 rc = updateSuper(sb, FM_CLEAN); in jfs_freeze()
646 static int jfs_unfreeze(struct super_block *sb) in jfs_unfreeze() argument
648 struct jfs_sb_info *sbi = JFS_SBI(sb); in jfs_unfreeze()
652 if (!sb_rdonly(sb)) { in jfs_unfreeze()
653 rc = updateSuper(sb, FM_MOUNT); in jfs_unfreeze()
655 jfs_error(sb, "updateSuper failed\n"); in jfs_unfreeze()
660 jfs_error(sb, "lmLogInit failed\n"); in jfs_unfreeze()
662 txResume(sb); in jfs_unfreeze()
673 static int jfs_sync_fs(struct super_block *sb, int wait) in jfs_sync_fs() argument
675 struct jfs_log *log = JFS_SBI(sb)->log; in jfs_sync_fs()
683 dquot_writeback_dquots(sb, -1); in jfs_sync_fs()
729 static ssize_t jfs_quota_read(struct super_block *sb, int type, char *data, in jfs_quota_read() argument
732 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_read()
733 sector_t blk = off >> sb->s_blocksize_bits; in jfs_quota_read()
735 int offset = off & (sb->s_blocksize - 1); in jfs_quota_read()
748 tocopy = min_t(size_t, sb->s_blocksize - offset, toread); in jfs_quota_read()
758 bh = sb_bread(sb, tmp_bh.b_blocknr); in jfs_quota_read()
773 static ssize_t jfs_quota_write(struct super_block *sb, int type, in jfs_quota_write() argument
776 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_write()
777 sector_t blk = off >> sb->s_blocksize_bits; in jfs_quota_write()
779 int offset = off & (sb->s_blocksize - 1); in jfs_quota_write()
787 tocopy = min_t(size_t, sb->s_blocksize - offset, towrite); in jfs_quota_write()
794 if (offset || tocopy != sb->s_blocksize) in jfs_quota_write()
795 bh = sb_bread(sb, tmp_bh.b_blocknr); in jfs_quota_write()
797 bh = sb_getblk(sb, tmp_bh.b_blocknr); in jfs_quota_write()
832 static int jfs_quota_on(struct super_block *sb, int type, int format_id, in jfs_quota_on() argument
838 err = dquot_quota_on(sb, type, format_id, path); in jfs_quota_on()
853 static int jfs_quota_off(struct super_block *sb, int type) in jfs_quota_off() argument
855 struct inode *inode = sb_dqopt(sb)->files[type]; in jfs_quota_off()
861 err = dquot_quota_off(sb, type); in jfs_quota_off()
874 return dquot_quota_off(sb, type); in jfs_quota_off()