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ext4: remove the I_VERSION mount flag and use the super_block flag instead

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There's no point to have two bits that are set in parallel; so use the
MS_I_VERSION flag that is needed by the VFS anyway, and that way we
free up a bit in sbi->s_mount_opts.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Theodore Ts'o
2012-03-02 12:23:11 -05:00
parent ee4a3fcd1d
commit c64db50e76
3 changed files with 2 additions and 4 deletions
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3
fs/ext4/super.c
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@@ -1125,7 +1125,7 @@ static int ext4_show_options(struct seq_file *seq, struct dentry *root)
seq_puts(seq, ",journal_async_commit");
else if (test_opt(sb, JOURNAL_CHECKSUM))
seq_puts(seq, ",journal_checksum");
if (test_opt(sb, I_VERSION))
if (sb->s_flags & MS_I_VERSION)
seq_puts(seq, ",i_version");
if (!test_opt(sb, DELALLOC) &&
!(def_mount_opts & EXT4_DEFM_NODELALLOC))
@@ -1793,7 +1793,6 @@ set_qf_format:
"Ignoring deprecated bh option");
break;
case Opt_i_version:
set_opt(sb, I_VERSION);
sb->s_flags |= MS_I_VERSION;
break;
case Opt_nodelalloc: