ext4: Add support for non-native signed/unsigned htree hash algorithms

[karo-tx-linux.git] / fs / ext4 / ext4_sb.h

diff --git a/fs/ext4/ext4_sb.h b/fs/ext4/ext4_sb.h
index b21f16713db0c1e2ad9a3a921082c60648643de7..ad7ea09baa729a006478e466401c3e803ccb152f 100644 (file)
--- a/fs/ext4/ext4_sb.h
+++ b/fs/ext4/ext4_sb.h
@@ -57,6 +57,7 @@ struct ext4_sb_info {
        u32 s_next_generation;
        u32 s_hash_seed[4];
        int s_def_hash_version;
+       int s_hash_unsigned;    /* 3 if hash should be signed, 0 if not */
        struct percpu_counter s_freeblocks_counter;
        struct percpu_counter s_freeinodes_counter;
        struct percpu_counter s_dirs_counter;