Re: [RFC 0/13] extents and 48bit ext3
Michael Poole <[email protected]>
| Newsgroups | gmane.linux.file-systems,gmane.linux.kernel,gmane.comp.file-systems.ext2.devel |
|---|---|
| Message-ID | <[email protected]> |
Jeff Garzik writes: > Andrew Morton wrote: > > Ted&co have been pretty good at avoiding compatibility problems. > > Well, extents and 48bit make that track record demonstrably worse. > > Users are now forced to remember that, if they write to their > filesystem after using either $mmver or $korgver kernels, they are > locked out of using older kernels. Users are also forced to remember that, if they use certain new distros or programs, they are locked out of using older kernels. They are forced to remember that if they have certain newer hardware, they are locked out of using older kernels. They are forced to remember that if they use ext3 (or XFS or JFS) _at all_ they are locked out of using older kernels. Why single out this particular aspect of limited forward compatibility to harp on so much? Michael Poole - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html