From: David Miller Subject: Re: [PATCH 2/2] crypto: pcrypt - Add pcrypt crypto parallelization wrapper Date: Thu, 08 Oct 2009 23:18:33 -0700 (PDT) Message-ID: <20091008.231833.107456737.davem@davemloft.net> References: <20091008072537.GG15653@secunet.com> <20091008072818.GI15653@secunet.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: herbert@gondor.apana.org.au, linux-crypto@vger.kernel.org To: steffen.klassert@secunet.com Return-path: Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:55029 "EHLO sunset.davemloft.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753301AbZJIGSh (ORCPT ); Fri, 9 Oct 2009 02:18:37 -0400 In-Reply-To: <20091008072818.GI15653@secunet.com> Sender: linux-crypto-owner@vger.kernel.org List-ID: From: Steffen Klassert Date: Thu, 8 Oct 2009 09:28:18 +0200 > diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h > index 1af1e4b..6bc5dde 100644 > --- a/include/linux/interrupt.h > +++ b/include/linux/interrupt.h > @@ -350,6 +350,8 @@ enum > TASKLET_SOFTIRQ, > SCHED_SOFTIRQ, > HRTIMER_SOFTIRQ, > + AEAD_ENC_SOFTIRQ, > + AEAD_DEC_SOFTIRQ, > PADATA_SOFTIRQ, > RCU_SOFTIRQ, /* Preferable RCU should always be the last softirq */ > Steffen are we going to end up adding a softirq for every crypto transform type? That won't work, softirqs are to be scarcely allocated and operate at a very high level. I can think of two alternatives: 1) One softirq that does per-cpu padata work via some generic callout mechanism. 2) Use tasklets Thanks.