netdev - RE: Using the aesni generic gcm(aes) aead in atomic context

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Message-ID: <AM4PR0501MB272335B562F95A02453F2E34D45E0@AM4PR0501MB2723.eurprd05.prod.outlook.com>
Date:   Tue, 31 Oct 2017 07:58:24 +0000
From:   Ilya Lesokhin <ilyal@...lanox.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "sd@...asysnail.net" <sd@...asysnail.net>,
        Boris Pismenny <borisp@...lanox.com>,
        "davejwatson@...com" <davejwatson@...com>,
        Steffen Klassert <steffen.klassert@...unet.com>
Subject: RE: Using the aesni generic gcm(aes) aead in atomic context

On Tuesday, October 31, 2017 9:45 AM, Herbert Xu wrote:
> 
> For your intended use case I think async processing should work just fine as it
> does for IPsec.
> 

I haven't dived into the async IPSEC fallback code yet, but it seems complicated.
I'm not sure it make the correct performance/complexity tradeoff.