[Drbd-dev] [PATCH v6 13/18] wireless/lib80211: Convert from ahash to shash

Johannes Berg johannes at sipsolutions.net
Wed Jul 25 09:24:53 CEST 2018

On Tue, 2018-07-24 at 09:49 -0700, Kees Cook wrote:
> In preparing to remove all stack VLA usage from the kernel[1], this
> removes the discouraged use of AHASH_REQUEST_ON_STACK in favor of
> the smaller SHASH_DESC_ON_STACK by converting from ahash-wrapped-shash
> to direct shash. By removing a layer of indirection this both improves
> performance and reduces stack usage. The stack allocation will be made
> a fixed size in a later patch to the crypto subsystem.
I think you sent this before - it should be in net-next now.


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