Messages in this thread | | | Date | Thu, 14 Aug 2008 15:34:08 -0400 | From | Christoph Hellwig <> | Subject | Re: [malware-list] TALPA - a threat model? well sorta. |
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On Thu, Aug 14, 2008 at 03:17:26PM -0400, Theodore Tso wrote: > On Thu, Aug 14, 2008 at 01:29:45PM -0400, Eric Paris wrote: > > > > is i_version an on disk think? didn't realize that and just assumed it > > was in in core thing. I wouldn't have an issue sending i_version to the > > userspace scanner for them to use as they like. > > > > It's on-disk for some filesystems, in order to support NFsv4 advanced > caching semantics (which means i_version has to survive a reboot, > which means it has to be on disk). It is *not* on disk for ext3, > although it is for ext4.
It's not used at all on regular files except for ext4 with a non-default, undocumented mount option. XFS will grow it soon in a similar way as ext4, except that it will be documented or I might have even figured out by then how to just enabled it from nfsd.
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