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ext4: clean up feature test macros with predicate functions

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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>
This commit is contained in:
Darrick J. Wong
2015-10-17 16:18:43 -04:00
committed by Theodore Ts'o
parent 6a797d2737
commit e2b911c535
15 changed files with 252 additions and 184 deletions
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4
fs/ext4/ialloc.c
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@@ -1045,7 +1045,7 @@ got:
ei->i_extra_isize = EXT4_SB(sb)->s_want_extra_isize;
ei->i_inline_off = 0;
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_INLINE_DATA))
if (ext4_has_feature_inline_data(sb))
ext4_set_inode_state(inode, EXT4_STATE_MAY_INLINE_DATA);
ret = inode;
err = dquot_alloc_inode(inode);
@@ -1060,7 +1060,7 @@ got:
if (err)
goto fail_free_drop;
if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_EXTENTS)) {
if (ext4_has_feature_extents(sb)) {
/* set extent flag only for directory, file and normal symlink*/
if (S_ISDIR(mode) || S_ISREG(mode) || S_ISLNK(mode)) {
ext4_set_inode_flag(inode, EXT4_INODE_EXTENTS);