From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3A9AC77B7A for ; Wed, 7 Jun 2023 08:41:58 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 733716B0074; Wed, 7 Jun 2023 04:41:58 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 6E2CF6B0071; Wed, 7 Jun 2023 04:41:58 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5AAE56B0078; Wed, 7 Jun 2023 04:41:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 4A1D96B0074 for ; Wed, 7 Jun 2023 04:41:58 -0400 (EDT) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay01.hostedemail.com (Postfix) with ESMTP id 150B81C72E1 for ; Wed, 7 Jun 2023 08:41:58 +0000 (UTC) X-FDA: 80875309116.04.CF91E4F Received: from 167-179-156-38.a7b39c.syd.nbn.aussiebb.net (167-179-156-38.a7b39c.syd.nbn.aussiebb.net [167.179.156.38]) by imf02.hostedemail.com (Postfix) with ESMTP id 2DB9B80016 for ; Wed, 7 Jun 2023 08:41:55 +0000 (UTC) Authentication-Results: imf02.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf02.hostedemail.com: domain of herbert@gondor.apana.org.au designates 167.179.156.38 as permitted sender) smtp.mailfrom=herbert@gondor.apana.org.au ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1686127316; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=wHTyJZFOwbCZV8KKwRebRSjK/rZCPgPihpG/wbUOLLI=; b=Ll/bdqKfYArSBlxPTYZHcHbejkiMxxAC6F9KDhOVXXG9NFskakO9pSPNyPcBUkNrl5bGgi TiF+jzNz1X1slK79wVI+ufJfYBJcsgMYQ0sPdPXjH6Ed8poaMxOjXIqwxH3dA7uEcgvhOv NBsfU795kjt43ZNjcKDj5dMdzfJnEhs= ARC-Authentication-Results: i=1; imf02.hostedemail.com; dkim=none; dmarc=none; spf=pass (imf02.hostedemail.com: domain of herbert@gondor.apana.org.au designates 167.179.156.38 as permitted sender) smtp.mailfrom=herbert@gondor.apana.org.au ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1686127316; a=rsa-sha256; cv=none; b=rJUuSd96Slp39fGjXor0WNrY1ylxZQw6cIbknqgt67zBz2WCT5DcAS3u92hs86j7zm00Tb SkpcRBwLAb11B7QdZcL+8lXyzAEbZhIZEVO1eZ/aEiC0MZWiPRzBnp31eIKHySFGtpm/zm 6lacoKG+NU/wT64pvL5oFVGIkVuYGD0= Received: from loth.rohan.me.apana.org.au ([192.168.167.2]) by formenos.hmeau.com with smtp (Exim 4.94.2 #2 (Debian)) id 1q6oja-00078Z-Ey; Wed, 07 Jun 2023 16:41:39 +0800 Received: by loth.rohan.me.apana.org.au (sSMTP sendmail emulation); Wed, 07 Jun 2023 16:41:38 +0800 Date: Wed, 7 Jun 2023 16:41:38 +0800 From: Herbert Xu To: David Howells Cc: netdev@vger.kernel.org, "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Willem de Bruijn , David Ahern , Matthew Wilcox , Jens Axboe , linux-crypto@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH net-next v3 08/10] crypto: af_alg: Support MSG_SPLICE_PAGES Message-ID: References: <20230606130856.1970660-1-dhowells@redhat.com> <20230606130856.1970660-9-dhowells@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230606130856.1970660-9-dhowells@redhat.com> X-Rspamd-Queue-Id: 2DB9B80016 X-Rspam-User: X-Rspamd-Server: rspam02 X-Stat-Signature: b1xei5jxqiipcdbejjdou7dstktyputo X-HE-Tag: 1686127315-583399 X-HE-Meta: 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 PCsNESIh RLcJa6QhsJFaznSOlJ2wVkHjwRw3MWy5O8NG5P70gY/jeizH886FR/x+uTxfQfA2zpAQbU2zi6aHsh/kp8PghVe5X55MgKKb34ua0mU+uJOvrbBHr5L9m4jvXcDeZFuYqYx2/6n/R5kWSDv72EXOxZ2uFIGXOYX3jyPytyM3RD8Qbd5p6nBhJC1Uy9FvANra4oxM3m+S2BYqV3K2y8XLRjcJIjcm8QHV+oXAL9vX4dh90YNUxqtmY2FnoupnoRpXYLhoZkKFWq2pDCNqY+5nxERXPVS9mN5ssK9YtfbUIuEjSL4Xg+tgS9VlLrxyjIxQCeXoM9s9mzcPu+tJRvkBUcKaWfyimbLnnVfGEmQExYLZvdZW3ro9Z7rJ52FtSPoZtKj56/1fFU803SUTdwgBULtrBW5ZYq4LUk16OW2h/mOv1XM8mxP75fnMwNo72hYz6obVhkB5xICQMTvomfqv0xhsmS/rI/DnxBT9UK0WxlgyL0Fo= X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Tue, Jun 06, 2023 at 02:08:54PM +0100, David Howells wrote: > Make AF_ALG sendmsg() support MSG_SPLICE_PAGES. This causes pages to be > spliced from the source iterator. > > This allows ->sendpage() to be replaced by something that can handle > multiple multipage folios in a single transaction. > > Signed-off-by: David Howells > cc: Herbert Xu > cc: "David S. Miller" > cc: Eric Dumazet > cc: Jakub Kicinski > cc: Paolo Abeni > cc: Jens Axboe > cc: Matthew Wilcox > cc: linux-crypto@vger.kernel.org > cc: netdev@vger.kernel.org > --- > > Notes: > ver #3) > - Remove BVEC iter restriction when using MSG_SPLICE_PAGES. > > crypto/af_alg.c | 24 ++++++++++++++++++++++-- > crypto/algif_aead.c | 22 +++++++++++----------- > crypto/algif_skcipher.c | 8 ++++---- > 3 files changed, 37 insertions(+), 17 deletions(-) Acked-by: Herbert Xu -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt