Messages in this thread | | | Subject | Re: [PATCH v2 1/5] crypto: Multi-buffer encryptioin infrastructure support | From | Tim Chen <> | Date | Tue, 17 Nov 2015 16:30:14 -0800 |
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On Wed, 2015-11-18 at 08:07 +0800, Herbert Xu wrote: > On Tue, Nov 17, 2015 at 02:59:29PM -0800, Tim Chen wrote: > > > > Herbert, would you prefer me to use ablkcipher scatter walk instead, > > assuming the overhead of both walk are about the same? > > Well since you are going to potentially sleep in the middle of > an operation I'd think ablkcipher is required, no?
We're using blkcipher walk in the implementation. As long as we use kmap and instead of kmap_atomic, it allows us to sleep in the middle of the walk.
Tim
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