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HPFS: Fix a bug that filesystem was not marked dirty when remounting it
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Fix a bug that filesystem was not marked dirty when remounting it

Signed-off-by: Mikulas Patocka <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
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Mikulas Patocka authored and torvalds committed May 9, 2011
1 parent 48f10e8 commit dab4c82
Showing 1 changed file with 8 additions and 8 deletions.
16 changes: 8 additions & 8 deletions fs/hpfs/super.c
Original file line number Diff line number Diff line change
Expand Up @@ -18,9 +18,9 @@

/* Mark the filesystem dirty, so that chkdsk checks it when os/2 booted */

static void mark_dirty(struct super_block *s)
static void mark_dirty(struct super_block *s, int remount)
{
if (hpfs_sb(s)->sb_chkdsk && !(s->s_flags & MS_RDONLY)) {
if (hpfs_sb(s)->sb_chkdsk && (remount || !(s->s_flags & MS_RDONLY))) {
struct buffer_head *bh;
struct hpfs_spare_block *sb;
if ((sb = hpfs_map_sector(s, 17, &bh, 0))) {
Expand Down Expand Up @@ -66,13 +66,13 @@ void hpfs_error(struct super_block *s, const char *fmt, ...)
if (!hpfs_sb(s)->sb_was_error) {
if (hpfs_sb(s)->sb_err == 2) {
printk("; crashing the system because you wanted it\n");
mark_dirty(s);
mark_dirty(s, 0);
panic("HPFS panic");
} else if (hpfs_sb(s)->sb_err == 1) {
if (s->s_flags & MS_RDONLY) printk("; already mounted read-only\n");
else {
printk("; remounting read-only\n");
mark_dirty(s);
mark_dirty(s, 0);
s->s_flags |= MS_RDONLY;
}
} else if (s->s_flags & MS_RDONLY) printk("; going on - but anything won't be destroyed because it's read-only\n");
Expand Down Expand Up @@ -419,7 +419,7 @@ static int hpfs_remount_fs(struct super_block *s, int *flags, char *data)
sbi->sb_eas = eas; sbi->sb_chk = chk; sbi->sb_chkdsk = chkdsk;
sbi->sb_err = errs; sbi->sb_timeshift = timeshift;

if (!(*flags & MS_RDONLY)) mark_dirty(s);
if (!(*flags & MS_RDONLY)) mark_dirty(s, 1);

replace_mount_options(s, new_opts);

Expand Down Expand Up @@ -576,7 +576,7 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent)
if (spareblock->hotfixes_used || spareblock->n_spares_used) {
if (errs >= 2) {
printk("HPFS: Hotfixes not supported here, try chkdsk\n");
mark_dirty(s);
mark_dirty(s, 0);
goto bail4;
}
hpfs_error(s, "hotfixes not supported here, try chkdsk");
Expand All @@ -586,7 +586,7 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent)
if (spareblock->n_dnode_spares != spareblock->n_dnode_spares_free) {
if (errs >= 2) {
printk("HPFS: Spare dnodes used, try chkdsk\n");
mark_dirty(s);
mark_dirty(s, 0);
goto bail4;
}
hpfs_error(s, "warning: spare dnodes used, try chkdsk");
Expand All @@ -605,7 +605,7 @@ static int hpfs_fill_super(struct super_block *s, void *options, int silent)
if (hpfs_chk_sectors(s, superblock->dir_band_start, superblock->n_dir_band, "dir_band") ||
hpfs_chk_sectors(s, superblock->dir_band_bitmap, 4, "dir_band_bitmap") ||
hpfs_chk_sectors(s, superblock->bitmaps, 4, "bitmaps")) {
mark_dirty(s);
mark_dirty(s, 0);
goto bail4;
}
sbi->sb_dirband_size = a;
Expand Down

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