Messages in this thread | | | Date | Thu, 30 Mar 2017 23:36:01 -0700 | From | Eric Biggers <> | Subject | Re: [PATCH] fscrypt: Add support for AES-128-CBC |
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On Thu, Mar 30, 2017 at 11:21:49PM -0700, Eric Biggers wrote: > > Something else to consider (probably for the future; this doesn't necessarily > have to be done yet) is that you really only need one essiv_tfm per *key*, not > one per inode. To deduplicate them you'd need a hash table or LRU queue or > something to keep track of the keys in use. >
Sorry, I screwed this up. This wouldn't work because the ESSIV key is being derived from the per-file key, not the master key.
- Eric
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