Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3
Jeff Garzik <[email protected]>
| Newsgroups | gmane.linux.file-systems,gmane.linux.kernel,gmane.comp.file-systems.ext2.devel |
|---|---|
| Message-ID | <[email protected]> |
Alex Tomas wrote: >>>>>> Mike Snitzer (MS) writes: > > MS> precludes their ability to boot older kernels (steps can be taken to > MS> make them well aware of this). The "real world situation" you refer > MS> to, while hypothetically valid, isn't something informed > MS> ext3-with-extents users will _ever_ elect to do. > > one who needs/wants to go back may get rid of extents by: > a) remounting w/o extents option > b) copying new-fashion-style files so that copies use blockmap > c) dropping extents feature in superblock More likely, they will just backup+restore rather than go through all that. After leafing through a 50-page manual to match up kernel versions with ext3 features, to see which older kernels will (or won't) require all this work. Jeff - 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