From: Aneesh Kumar K.V Date: Tue, 29 Jan 2008 04:58:26 +0000 (-0500) Subject: ext4: Change the default behaviour on error X-Git-Tag: v2.6.25-rc1~1166^2~28 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=bb4f397a1a7f2330cb173233599aa159f5780f58;p=platform%2Fkernel%2Flinux-3.10.git ext4: Change the default behaviour on error ext4 file system was by default ignoring errors and continuing. This is not a good default as continuing on error could lead to file system corruption. Change the default to mark the file system readonly. Debian and ubuntu already does this as the default in their fstab. Signed-off-by: Aneesh Kumar K.V Acked-by: Eric Sandeen Signed-off-by: Mingming Cao --- diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 32e3ecb..effd375 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -688,16 +688,16 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) le16_to_cpu(es->s_def_resgid) != EXT4_DEF_RESGID) { seq_printf(seq, ",resgid=%u", sbi->s_resgid); } - if (test_opt(sb, ERRORS_CONT)) { + if (test_opt(sb, ERRORS_RO)) { int def_errors = le16_to_cpu(es->s_errors); if (def_errors == EXT4_ERRORS_PANIC || - def_errors == EXT4_ERRORS_RO) { - seq_puts(seq, ",errors=continue"); + def_errors == EXT4_ERRORS_CONTINUE) { + seq_puts(seq, ",errors=remount-ro"); } } - if (test_opt(sb, ERRORS_RO)) - seq_puts(seq, ",errors=remount-ro"); + if (test_opt(sb, ERRORS_CONT)) + seq_puts(seq, ",errors=continue"); if (test_opt(sb, ERRORS_PANIC)) seq_puts(seq, ",errors=panic"); if (test_opt(sb, NO_UID32)) @@ -1819,10 +1819,10 @@ static int ext4_fill_super (struct super_block *sb, void *data, int silent) if (le16_to_cpu(sbi->s_es->s_errors) == EXT4_ERRORS_PANIC) set_opt(sbi->s_mount_opt, ERRORS_PANIC); - else if (le16_to_cpu(sbi->s_es->s_errors) == EXT4_ERRORS_RO) - set_opt(sbi->s_mount_opt, ERRORS_RO); - else + else if (le16_to_cpu(sbi->s_es->s_errors) == EXT4_ERRORS_CONTINUE) set_opt(sbi->s_mount_opt, ERRORS_CONT); + else + set_opt(sbi->s_mount_opt, ERRORS_RO); sbi->s_resuid = le16_to_cpu(es->s_def_resuid); sbi->s_resgid = le16_to_cpu(es->s_def_resgid);