ext4: sanity check the block and cluster size at mount time

[pandora-kernel.git] / fs / ext4 / ext4.h

diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index 8c8115c..eef0d1a 100644 (file)
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -244,6 +244,7 @@ struct ext4_io_submit {
 #define        EXT4_MAX_BLOCK_SIZE             65536
 #define EXT4_MIN_BLOCK_LOG_SIZE                10
 #define EXT4_MAX_BLOCK_LOG_SIZE                16
+#define EXT4_MAX_CLUSTER_LOG_SIZE      30
 #ifdef __KERNEL__
 # define EXT4_BLOCK_SIZE(s)            ((s)->s_blocksize)
 #else