Hi. On Wed, Jan 08, 2020 at 06:08:16PM -0600, R. Ramesh wrote: > Before I get the source and build and update e2fsprogs and then the > file system, I want to make sure that my current kernel version does > not have any limitation to support 64bit ext4. You kernel should support the feature, as it was introduced back at the version 3.6 of the kernel - [1]. Reco [1] https://ext4.wiki.kernel.org/index.php/Ext4_Metadata_Checksums