Merge tag 'ext4_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso...

[linux-2.6-microblaze.git] / fs / ext4 / ext4.h

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 185a05d..82ffdac 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -40,7 +40,6 @@
 #include <linux/compat.h>
 #endif
 
-#define __FS_HAS_ENCRYPTION IS_ENABLED(CONFIG_EXT4_FS_ENCRYPTION)
 #include <linux/fscrypt.h>
 
 #include <linux/compiler.h>
@@ -426,6 +425,9 @@ struct flex_groups {
 /* Flags that are appropriate for non-directories/regular files. */
 #define EXT4_OTHER_FLMASK (EXT4_NODUMP_FL | EXT4_NOATIME_FL)
 
+/* The only flags that should be swapped */
+#define EXT4_FL_SHOULD_SWAP (EXT4_HUGE_FILE_FL | EXT4_EXTENTS_FL)
+
 /* Mask out flags that are inappropriate for the given type of inode. */
 static inline __u32 ext4_mask_flags(umode_t mode, __u32 flags)
 {
@@ -1326,7 +1328,7 @@ struct ext4_super_block {
 #define EXT4_MF_FS_ABORTED             0x0002  /* Fatal error detected */
 #define EXT4_MF_TEST_DUMMY_ENCRYPTION  0x0004
 
-#ifdef CONFIG_EXT4_FS_ENCRYPTION
+#ifdef CONFIG_FS_ENCRYPTION
 #define DUMMY_ENCRYPTION_ENABLED(sbi) (unlikely((sbi)->s_mount_flags & \
                                                EXT4_MF_TEST_DUMMY_ENCRYPTION))
 #else
@@ -1662,6 +1664,8 @@ static inline void ext4_clear_state_flags(struct ext4_inode_info *ei)
 #define EXT4_FEATURE_INCOMPAT_INLINE_DATA      0x8000 /* data in inode */
 #define EXT4_FEATURE_INCOMPAT_ENCRYPT          0x10000
 
+extern void ext4_update_dynamic_rev(struct super_block *sb);
+
 #define EXT4_FEATURE_COMPAT_FUNCS(name, flagname) \
 static inline bool ext4_has_feature_##name(struct super_block *sb) \
 { \
@@ -1670,6 +1674,7 @@ static inline bool ext4_has_feature_##name(struct super_block *sb) \
 } \
 static inline void ext4_set_feature_##name(struct super_block *sb) \
 { \
+       ext4_update_dynamic_rev(sb); \
        EXT4_SB(sb)->s_es->s_feature_compat |= \
                cpu_to_le32(EXT4_FEATURE_COMPAT_##flagname); \
 } \
@@ -1687,6 +1692,7 @@ static inline bool ext4_has_feature_##name(struct super_block *sb) \
 } \
 static inline void ext4_set_feature_##name(struct super_block *sb) \
 { \
+       ext4_update_dynamic_rev(sb); \
        EXT4_SB(sb)->s_es->s_feature_ro_compat |= \
                cpu_to_le32(EXT4_FEATURE_RO_COMPAT_##flagname); \
 } \
@@ -1704,6 +1710,7 @@ static inline bool ext4_has_feature_##name(struct super_block *sb) \
 } \
 static inline void ext4_set_feature_##name(struct super_block *sb) \
 { \
+       ext4_update_dynamic_rev(sb); \
        EXT4_SB(sb)->s_es->s_feature_incompat |= \
                cpu_to_le32(EXT4_FEATURE_INCOMPAT_##flagname); \
 } \
@@ -2051,7 +2058,7 @@ struct ext4_filename {
        const struct qstr *usr_fname;
        struct fscrypt_str disk_name;
        struct dx_hash_info hinfo;
-#ifdef CONFIG_EXT4_FS_ENCRYPTION
+#ifdef CONFIG_FS_ENCRYPTION
        struct fscrypt_str crypto_buf;
 #endif
 };
@@ -2279,12 +2286,7 @@ extern unsigned ext4_free_clusters_after_init(struct super_block *sb,
                                              struct ext4_group_desc *gdp);
 ext4_fsblk_t ext4_inode_to_goal_block(struct inode *);
 
-static inline bool ext4_encrypted_inode(struct inode *inode)
-{
-       return ext4_test_inode_flag(inode, EXT4_INODE_ENCRYPT);
-}
-
-#ifdef CONFIG_EXT4_FS_ENCRYPTION
+#ifdef CONFIG_FS_ENCRYPTION
 static inline int ext4_fname_setup_filename(struct inode *dir,
                        const struct qstr *iname,
                        int lookup, struct ext4_filename *fname)
@@ -2672,7 +2674,6 @@ do {                                                                      \
 
 #endif
 
-extern void ext4_update_dynamic_rev(struct super_block *sb);
 extern int ext4_update_compat_feature(handle_t *handle, struct super_block *sb,
                                        __u32 compat);
 extern int ext4_update_rocompat_feature(handle_t *handle,