Messages in this thread | | | Date | Thu, 25 Jul 2013 14:46:47 -0400 | From | Jörn Engel <> | Subject | Re: [RFC/PATCH 0/2] ext4: Transparent Decompression Support |
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On Thu, 25 July 2013 13:09:39 -0700, Zach Brown wrote: > > > > What about introducing a new flag, O_COMPR which tells the > > > kernel, btw, we want this file to be decompressed if it can be. It > > > can fallback to O_RDONLY or something like that? That gets rid of > > > the chattr ugliness. > > > > How is that different from chattr ugliness, which also comes down to a > > single flag? ;) > > It's much worse because it's per fd instead of per inode. > > The page cache, where the undisclosed complexity of this proposal lurks, > where compressed and uncompressed cached copies of the data need to be > managed somehow, is per inode.
You've been giving it away! Bad Zach, no cookies tonight.
Jörn
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