Make compute_sb_data() EXT2_FEATURE_RO_COMPAT_LARGE_FILE check during compile (gets rid of compiler warning). Added lookcacheinval sysctl.
Make compute_sb_data() EXT2_FEATURE_RO_COMPAT_LARGE_FILE check during compile (gets rid of compiler warning).
Added lookcacheinval sysctl.

georghe-crihan/ext2fsx,georghe-crihan/ext2fsx,georghe-crihan/ext2fsx,georghe-crihan/ext2fsx