Messages in this thread | | | Date | Tue, 19 May 2015 10:39:04 -0400 | From | Theodore Ts'o <> | Subject | Re: [PATCH] crypto: allow to assign gfp_t for __crypto_alloc_tfm |
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On Tue, May 19, 2015 at 10:27:55PM +0800, Herbert Xu wrote: > On Tue, May 19, 2015 at 10:14:30AM -0400, Theodore Ts'o wrote: > > > > There can be multiple reads going on in parallel, so we're currently > > creating tfm's as necessary. In fact one of the things that we've > > A single tfm is fully-reentrant (as long as you don't change the > key). So multiple reads/writes on a single file can all use one > tfm with no locking at all.
Cool, we didn't realize this was the case. Excellent, this makes life much simpler for us! :-)
Thanks,
- Ted
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