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ext4: remove duplicate remount check for JOURNAL_CHECKSUM change 

rejection of, changing journal_checksum during remount.  One suffices.

While we're at it, remove old comment about the "check" option
which has been deprecated for some time now.

Signed-off-by: Eric Sandeen <sandeen@redhat.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
This commit is contained in:
Eric Sandeen 2015-02-12 23:04:27 -05:00 committed by Theodore Ts'o
parent 0572639ff6
commit b94a8b36be
1 changed files with 0 additions and 11 deletions
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11
fs/ext4/super.c
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@ -4850,9 +4850,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
if (sbi->s_journal && sbi->s_journal->j_task->io_context)
journal_ioprio = sbi->s_journal->j_task->io_context->ioprio;
/*
* Allow the "check" option to be passed as a remount option.
*/
if (!parse_options(data, sb, NULL, &journal_ioprio, 1)) {
err = -EINVAL;
goto restore_opts;
@ -4866,14 +4863,6 @@ static int ext4_remount(struct super_block *sb, int *flags, char *data)
goto restore_opts;
}
if ((old_opts.s_mount_opt & EXT4_MOUNT_JOURNAL_CHECKSUM) ^
test_opt(sb, JOURNAL_CHECKSUM)) {
ext4_msg(sb, KERN_ERR, "changing journal_checksum "
"during remount not supported");
err = -EINVAL;
goto restore_opts;
}
if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) {
if (test_opt2(sb, EXPLICIT_DELALLOC)) {
ext4_msg(sb, KERN_ERR, "can't mount with "