diff options
Diffstat (limited to 'fs/ext4')
-rw-r--r-- | fs/ext4/super.c | 26 |
1 files changed, 15 insertions, 11 deletions
diff --git a/fs/ext4/super.c b/fs/ext4/super.c index aa22acd6eb06..64fc7f111734 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c | |||
@@ -665,18 +665,20 @@ static inline void ext4_show_quota_options(struct seq_file *seq, struct super_bl | |||
665 | */ | 665 | */ |
666 | static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) | 666 | static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) |
667 | { | 667 | { |
668 | int def_errors; | ||
669 | unsigned long def_mount_opts; | ||
668 | struct super_block *sb = vfs->mnt_sb; | 670 | struct super_block *sb = vfs->mnt_sb; |
669 | struct ext4_sb_info *sbi = EXT4_SB(sb); | 671 | struct ext4_sb_info *sbi = EXT4_SB(sb); |
670 | struct ext4_super_block *es = sbi->s_es; | 672 | struct ext4_super_block *es = sbi->s_es; |
671 | unsigned long def_mount_opts; | ||
672 | 673 | ||
673 | def_mount_opts = le32_to_cpu(es->s_default_mount_opts); | 674 | def_mount_opts = le32_to_cpu(es->s_default_mount_opts); |
675 | def_errors = le16_to_cpu(es->s_errors); | ||
674 | 676 | ||
675 | if (sbi->s_sb_block != 1) | 677 | if (sbi->s_sb_block != 1) |
676 | seq_printf(seq, ",sb=%llu", sbi->s_sb_block); | 678 | seq_printf(seq, ",sb=%llu", sbi->s_sb_block); |
677 | if (test_opt(sb, MINIX_DF)) | 679 | if (test_opt(sb, MINIX_DF)) |
678 | seq_puts(seq, ",minixdf"); | 680 | seq_puts(seq, ",minixdf"); |
679 | if (test_opt(sb, GRPID)) | 681 | if (test_opt(sb, GRPID) && !(def_mount_opts & EXT4_DEFM_BSDGROUPS)) |
680 | seq_puts(seq, ",grpid"); | 682 | seq_puts(seq, ",grpid"); |
681 | if (!test_opt(sb, GRPID) && (def_mount_opts & EXT4_DEFM_BSDGROUPS)) | 683 | if (!test_opt(sb, GRPID) && (def_mount_opts & EXT4_DEFM_BSDGROUPS)) |
682 | seq_puts(seq, ",nogrpid"); | 684 | seq_puts(seq, ",nogrpid"); |
@@ -689,25 +691,24 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) | |||
689 | seq_printf(seq, ",resgid=%u", sbi->s_resgid); | 691 | seq_printf(seq, ",resgid=%u", sbi->s_resgid); |
690 | } | 692 | } |
691 | if (test_opt(sb, ERRORS_RO)) { | 693 | if (test_opt(sb, ERRORS_RO)) { |
692 | int def_errors = le16_to_cpu(es->s_errors); | ||
693 | |||
694 | if (def_errors == EXT4_ERRORS_PANIC || | 694 | if (def_errors == EXT4_ERRORS_PANIC || |
695 | def_errors == EXT4_ERRORS_CONTINUE) { | 695 | def_errors == EXT4_ERRORS_CONTINUE) { |
696 | seq_puts(seq, ",errors=remount-ro"); | 696 | seq_puts(seq, ",errors=remount-ro"); |
697 | } | 697 | } |
698 | } | 698 | } |
699 | if (test_opt(sb, ERRORS_CONT)) | 699 | if (test_opt(sb, ERRORS_CONT) && def_errors != EXT4_ERRORS_CONTINUE) |
700 | seq_puts(seq, ",errors=continue"); | 700 | seq_puts(seq, ",errors=continue"); |
701 | if (test_opt(sb, ERRORS_PANIC)) | 701 | if (test_opt(sb, ERRORS_PANIC) && def_errors != EXT4_ERRORS_PANIC) |
702 | seq_puts(seq, ",errors=panic"); | 702 | seq_puts(seq, ",errors=panic"); |
703 | if (test_opt(sb, NO_UID32)) | 703 | if (test_opt(sb, NO_UID32) && !(def_mount_opts & EXT4_DEFM_UID16)) |
704 | seq_puts(seq, ",nouid32"); | 704 | seq_puts(seq, ",nouid32"); |
705 | if (test_opt(sb, DEBUG)) | 705 | if (test_opt(sb, DEBUG) && !(def_mount_opts & EXT4_DEFM_DEBUG)) |
706 | seq_puts(seq, ",debug"); | 706 | seq_puts(seq, ",debug"); |
707 | if (test_opt(sb, OLDALLOC)) | 707 | if (test_opt(sb, OLDALLOC)) |
708 | seq_puts(seq, ",oldalloc"); | 708 | seq_puts(seq, ",oldalloc"); |
709 | #ifdef CONFIG_EXT4DEV_FS_XATTR | 709 | #ifdef CONFIG_EXT4DEV_FS_XATTR |
710 | if (test_opt(sb, XATTR_USER)) | 710 | if (test_opt(sb, XATTR_USER) && |
711 | !(def_mount_opts & EXT4_DEFM_XATTR_USER)) | ||
711 | seq_puts(seq, ",user_xattr"); | 712 | seq_puts(seq, ",user_xattr"); |
712 | if (!test_opt(sb, XATTR_USER) && | 713 | if (!test_opt(sb, XATTR_USER) && |
713 | (def_mount_opts & EXT4_DEFM_XATTR_USER)) { | 714 | (def_mount_opts & EXT4_DEFM_XATTR_USER)) { |
@@ -715,7 +716,7 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) | |||
715 | } | 716 | } |
716 | #endif | 717 | #endif |
717 | #ifdef CONFIG_EXT4DEV_FS_POSIX_ACL | 718 | #ifdef CONFIG_EXT4DEV_FS_POSIX_ACL |
718 | if (test_opt(sb, POSIX_ACL)) | 719 | if (test_opt(sb, POSIX_ACL) && !(def_mount_opts & EXT4_DEFM_ACL)) |
719 | seq_puts(seq, ",acl"); | 720 | seq_puts(seq, ",acl"); |
720 | if (!test_opt(sb, POSIX_ACL) && (def_mount_opts & EXT4_DEFM_ACL)) | 721 | if (!test_opt(sb, POSIX_ACL) && (def_mount_opts & EXT4_DEFM_ACL)) |
721 | seq_puts(seq, ",noacl"); | 722 | seq_puts(seq, ",noacl"); |
@@ -735,6 +736,10 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) | |||
735 | if (test_opt(sb, I_VERSION)) | 736 | if (test_opt(sb, I_VERSION)) |
736 | seq_puts(seq, ",i_version"); | 737 | seq_puts(seq, ",i_version"); |
737 | 738 | ||
739 | /* | ||
740 | * journal mode get enabled in different ways | ||
741 | * So just print the value even if we didn't specify it | ||
742 | */ | ||
738 | if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) | 743 | if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) |
739 | seq_puts(seq, ",data=journal"); | 744 | seq_puts(seq, ",data=journal"); |
740 | else if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA) | 745 | else if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_ORDERED_DATA) |
@@ -743,7 +748,6 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) | |||
743 | seq_puts(seq, ",data=writeback"); | 748 | seq_puts(seq, ",data=writeback"); |
744 | 749 | ||
745 | ext4_show_quota_options(seq, sb); | 750 | ext4_show_quota_options(seq, sb); |
746 | |||
747 | return 0; | 751 | return 0; |
748 | } | 752 | } |
749 | 753 | ||