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authorTheodore Ts'o <tytso@mit.edu>2015-04-16 01:56:00 -0400
committerTheodore Ts'o <tytso@mit.edu>2015-04-16 01:56:00 -0400
commit6ddb2447846a8ece111e316a2863c2355023682d (patch)
treee56b2d3100baf35e7d99d79ff411c28bf8c5f4c2 /fs/ext4/ext4.h
parentf348c252320b98e11176074fe04223f22bddaf0d (diff)
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ext4 crypto: enable encryption feature flag
Also add the test dummy encryption mode flag so we can more easily test the encryption patches using xfstests. Signed-off-by: Michael Halcrow <mhalcrow@google.com> Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/ext4.h')
-rw-r--r--fs/ext4/ext4.h17
1 files changed, 13 insertions, 4 deletions
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 86d15706d27a..0179654faf79 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -1200,8 +1200,16 @@ struct ext4_super_block {
/*
* run-time mount flags
*/
-#define EXT4_MF_MNTDIR_SAMPLED 0x0001
-#define EXT4_MF_FS_ABORTED 0x0002 /* Fatal error detected */
+#define EXT4_MF_MNTDIR_SAMPLED 0x0001
+#define EXT4_MF_FS_ABORTED 0x0002 /* Fatal error detected */
+#define EXT4_MF_TEST_DUMMY_ENCRYPTION 0x0004
+
+#ifdef CONFIG_EXT4_FS_ENCRYPTION
+#define DUMMY_ENCRYPTION_ENABLED(sbi) (unlikely((sbi)->s_mount_flags & \
+ EXT4_MF_TEST_DUMMY_ENCRYPTION))
+#else
+#define DUMMY_ENCRYPTION_ENABLED(sbi) (0)
+#endif
/* Number of quota types we support */
#define EXT4_MAXQUOTAS 2
@@ -1613,8 +1621,9 @@ static inline int ext4_encrypted_inode(struct inode *inode)
EXT4_FEATURE_INCOMPAT_EXTENTS| \
EXT4_FEATURE_INCOMPAT_64BIT| \
EXT4_FEATURE_INCOMPAT_FLEX_BG| \
- EXT4_FEATURE_INCOMPAT_MMP | \
- EXT4_FEATURE_INCOMPAT_INLINE_DATA)
+ EXT4_FEATURE_INCOMPAT_MMP | \
+ EXT4_FEATURE_INCOMPAT_INLINE_DATA | \
+ EXT4_FEATURE_INCOMPAT_ENCRYPT)
#define EXT4_FEATURE_RO_COMPAT_SUPP (EXT4_FEATURE_RO_COMPAT_SPARSE_SUPER| \
EXT4_FEATURE_RO_COMPAT_LARGE_FILE| \
EXT4_FEATURE_RO_COMPAT_GDT_CSUM| \