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| author | Anton Altaparmakov <aia21@cantab.net> | 2006-02-24 11:48:14 +0100 |
|---|---|---|
| committer | Anton Altaparmakov <aia21@cantab.net> | 2006-02-24 11:48:14 +0100 |
| commit | 1cf3109ffb26a6ea572fd02436bd10458b4b2187 (patch) | |
| tree | 446f6e1c2160565f8dd1bf4da0e211c00fcce284 /fs/ntfs/super.c | |
| parent | NTFS: Implement support for sector sizes above 512 bytes (up to the maximum (diff) | |
| download | linux-1cf3109ffb26a6ea572fd02436bd10458b4b2187.tar.xz linux-1cf3109ffb26a6ea572fd02436bd10458b4b2187.zip | |
NTFS: Do more detailed reporting of why we cannot mount read-write by
special casing the VOLUME_MODIFIED_BY_CHKDSK flag.
Signed-off-by: Anton Altaparmakov <aia21@cantab.net>
Diffstat (limited to 'fs/ntfs/super.c')
| -rw-r--r-- | fs/ntfs/super.c | 34 |
1 files changed, 27 insertions, 7 deletions
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c index 489f7049146b..368a8ec10668 100644 --- a/fs/ntfs/super.c +++ b/fs/ntfs/super.c @@ -472,9 +472,16 @@ static int ntfs_remount(struct super_block *sb, int *flags, char *opt) ntfs_error(sb, "Volume is dirty and read-only%s", es); return -EROFS; } + if (vol->vol_flags & VOLUME_MODIFIED_BY_CHKDSK) { + ntfs_error(sb, "Volume has been modified by chkdsk " + "and is read-only%s", es); + return -EROFS; + } if (vol->vol_flags & VOLUME_MUST_MOUNT_RO_MASK) { - ntfs_error(sb, "Volume has unsupported flags set and " - "is read-only%s", es); + ntfs_error(sb, "Volume has unsupported flags set " + "(0x%x) and is read-only%s", + (unsigned)le16_to_cpu(vol->vol_flags), + es); return -EROFS; } if (ntfs_set_volume_flags(vol, VOLUME_IS_DIRTY)) { @@ -1845,11 +1852,24 @@ get_ctx_vol_failed: /* Make sure that no unsupported volume flags are set. */ if (vol->vol_flags & VOLUME_MUST_MOUNT_RO_MASK) { static const char *es1a = "Volume is dirty"; - static const char *es1b = "Volume has unsupported flags set"; - static const char *es2 = ". Run chkdsk and mount in Windows."; - const char *es1; - - es1 = vol->vol_flags & VOLUME_IS_DIRTY ? es1a : es1b; + static const char *es1b = "Volume has been modified by chkdsk"; + static const char *es1c = "Volume has unsupported flags set"; + static const char *es2a = ". Run chkdsk and mount in Windows."; + static const char *es2b = ". Mount in Windows."; + const char *es1, *es2; + + es2 = es2a; + if (vol->vol_flags & VOLUME_IS_DIRTY) + es1 = es1a; + else if (vol->vol_flags & VOLUME_MODIFIED_BY_CHKDSK) { + es1 = es1b; + es2 = es2b; + } else { + es1 = es1c; + ntfs_warning(sb, "Unsupported volume flags 0x%x " + "encountered.", + (unsigned)le16_to_cpu(vol->vol_flags)); + } /* If a read-write mount, convert it to a read-only mount. */ if (!(sb->s_flags & MS_RDONLY)) { if (!(vol->on_errors & (ON_ERRORS_REMOUNT_RO | |