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| author | Theodore Ts'o <tytso@mit.edu> | 2012-03-02 12:23:11 -0500 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2012-03-02 12:23:11 -0500 |
| commit | c64db50e76c4bf68c0a84379d7bd70daada531b4 (patch) | |
| tree | eaf00466a48e2ce16d087f4ccb5d5545adfcf613 /fs/ext4 | |
| parent | ee4a3fcd1da660147624f13a9dc31d8bf43f5b06 (diff) | |
| download | blackbird-op-linux-c64db50e76c4bf68c0a84379d7bd70daada531b4.tar.gz blackbird-op-linux-c64db50e76c4bf68c0a84379d7bd70daada531b4.zip | |
ext4: remove the I_VERSION mount flag and use the super_block flag instead
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>
Diffstat (limited to 'fs/ext4')
| -rw-r--r-- | fs/ext4/ext4.h | 1 | ||||
| -rw-r--r-- | fs/ext4/inode.c | 2 | ||||
| -rw-r--r-- | fs/ext4/super.c | 3 |
3 files changed, 2 insertions, 4 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 4076746d721d..df93dc196514 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -942,7 +942,6 @@ struct ext4_inode_info { #define EXT4_MOUNT_DIOREAD_NOLOCK 0x400000 /* Enable support for dio read nolocking */ #define EXT4_MOUNT_JOURNAL_CHECKSUM 0x800000 /* Journal checksums */ #define EXT4_MOUNT_JOURNAL_ASYNC_COMMIT 0x1000000 /* Journal Async Commit */ -#define EXT4_MOUNT_I_VERSION 0x2000000 /* i_version support */ #define EXT4_MOUNT_MBLK_IO_SUBMIT 0x4000000 /* multi-block io submits */ #define EXT4_MOUNT_DELALLOC 0x8000000 /* Delalloc support */ #define EXT4_MOUNT_DATA_ERR_ABORT 0x10000000 /* Abort on file data write */ diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index aafc626d64ac..38dc5f3e9dd3 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -4322,7 +4322,7 @@ int ext4_mark_iloc_dirty(handle_t *handle, { int err = 0; - if (test_opt(inode->i_sb, I_VERSION)) + if (IS_I_VERSION(inode)) inode_inc_iversion(inode); /* the do_update_inode consumes one bh->b_count */ diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 7dbad76f92e8..6b27bc6eba40 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -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: |
