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authorDarrick J. Wong <darrick.wong@oracle.com>2015-10-17 22:18:43 +0200
committerTheodore Ts'o <tytso@mit.edu>2015-10-17 22:18:43 +0200
commite2b911c53584a92266943f3b7f2cdbc19c1a4e80 (patch)
tree2f1fd1771ef5e3a24b05c1fad3dc9026b3ecd73d /fs/ext4/migrate.c
parentext4: call out CRC and corruption errors with specific error codes (diff)
downloadlinux-e2b911c53584a92266943f3b7f2cdbc19c1a4e80.tar.xz
linux-e2b911c53584a92266943f3b7f2cdbc19c1a4e80.zip
ext4: clean up feature test macros with predicate functions
Create separate predicate functions to test/set/clear feature flags, thereby replacing the wordy old macros. Furthermore, clean out the places where we open-coded feature tests. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/ext4/migrate.c')
-rw-r--r--fs/ext4/migrate.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c
index 6163ad21cb0e..a4651894cc33 100644
--- a/fs/ext4/migrate.c
+++ b/fs/ext4/migrate.c
@@ -448,8 +448,7 @@ int ext4_ext_migrate(struct inode *inode)
* If the filesystem does not support extents, or the inode
* already is extent-based, error out.
*/
- if (!EXT4_HAS_INCOMPAT_FEATURE(inode->i_sb,
- EXT4_FEATURE_INCOMPAT_EXTENTS) ||
+ if (!ext4_has_feature_extents(inode->i_sb) ||
(ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
return -EINVAL;
@@ -625,13 +624,11 @@ int ext4_ind_migrate(struct inode *inode)
handle_t *handle;
int ret;
- if (!EXT4_HAS_INCOMPAT_FEATURE(inode->i_sb,
- EXT4_FEATURE_INCOMPAT_EXTENTS) ||
+ if (!ext4_has_feature_extents(inode->i_sb) ||
(!ext4_test_inode_flag(inode, EXT4_INODE_EXTENTS)))
return -EINVAL;
- if (EXT4_HAS_RO_COMPAT_FEATURE(inode->i_sb,
- EXT4_FEATURE_RO_COMPAT_BIGALLOC))
+ if (ext4_has_feature_bigalloc(inode->i_sb))
return -EOPNOTSUPP;
/*