From patchwork Wed Mar 29 14:13:42 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: David Howells X-Patchwork-Id: 668319 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 47B88C74A5B for ; Wed, 29 Mar 2023 14:21:25 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231356AbjC2OVX (ORCPT ); Wed, 29 Mar 2023 10:21:23 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55612 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231124AbjC2OTo (ORCPT ); Wed, 29 Mar 2023 10:19:44 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 258FB618D for ; Wed, 29 Mar 2023 07:16:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1680099341; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=taClZ7tV+6NGiC2MYzyqiyjdYhpNZJPUqY1OQ7XAIPM=; b=HJvb5g/qQoGgy6IrePByMk8+DEFH/1I5i5Rc6ZiiXng1FNjQgNEEb+e3LiNkVG1mrVaS61 49ro1DQ81IOtOjJiEpHLJpUlrECmLw9+JLD2UndKGqGgSs620gCEU6N5fy8GAtrzZrUyPV Q6fxPyJ/SVA4sOCn4EaUTzSBTwYj4Nw= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-572-EfC1k2O2OHKPPpyIGoOAVw-1; Wed, 29 Mar 2023 10:15:39 -0400 X-MC-Unique: EfC1k2O2OHKPPpyIGoOAVw-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id DCF561C0758D; Wed, 29 Mar 2023 14:15:37 +0000 (UTC) Received: from warthog.procyon.org.uk (unknown [10.33.36.18]) by smtp.corp.redhat.com (Postfix) with ESMTP id C9F6B4020C83; Wed, 29 Mar 2023 14:15:35 +0000 (UTC) From: David Howells To: Matthew Wilcox , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni Cc: David Howells , Al Viro , Christoph Hellwig , Jens Axboe , Jeff Layton , Christian Brauner , Chuck Lever III , Linus Torvalds , netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, Herbert Xu , linux-crypto@vger.kernel.org Subject: [RFC PATCH v2 36/48] algif: Remove hash_sendpage*() Date: Wed, 29 Mar 2023 15:13:42 +0100 Message-Id: <20230329141354.516864-37-dhowells@redhat.com> In-Reply-To: <20230329141354.516864-1-dhowells@redhat.com> References: <20230329141354.516864-1-dhowells@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org Remove hash_sendpage*().. 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 --- crypto/algif_hash.c | 66 --------------------------------------------- 1 file changed, 66 deletions(-) diff --git a/crypto/algif_hash.c b/crypto/algif_hash.c index b89c2c50cecc..dc6c45637b2d 100644 --- a/crypto/algif_hash.c +++ b/crypto/algif_hash.c @@ -162,58 +162,6 @@ static int hash_sendmsg(struct socket *sock, struct msghdr *msg, goto unlock; } -static ssize_t hash_sendpage(struct socket *sock, struct page *page, - int offset, size_t size, int flags) -{ - struct sock *sk = sock->sk; - struct alg_sock *ask = alg_sk(sk); - struct hash_ctx *ctx = ask->private; - int err; - - if (flags & MSG_SENDPAGE_NOTLAST) - flags |= MSG_MORE; - - lock_sock(sk); - sg_init_table(ctx->sgl.sgl, 1); - sg_set_page(ctx->sgl.sgl, page, size, offset); - - if (!(flags & MSG_MORE)) { - err = hash_alloc_result(sk, ctx); - if (err) - goto unlock; - } else if (!ctx->more) - hash_free_result(sk, ctx); - - ahash_request_set_crypt(&ctx->req, ctx->sgl.sgl, ctx->result, size); - - if (!(flags & MSG_MORE)) { - if (ctx->more) - err = crypto_ahash_finup(&ctx->req); - else - err = crypto_ahash_digest(&ctx->req); - } else { - if (!ctx->more) { - err = crypto_ahash_init(&ctx->req); - err = crypto_wait_req(err, &ctx->wait); - if (err) - goto unlock; - } - - err = crypto_ahash_update(&ctx->req); - } - - err = crypto_wait_req(err, &ctx->wait); - if (err) - goto unlock; - - ctx->more = flags & MSG_MORE; - -unlock: - release_sock(sk); - - return err ?: size; -} - static int hash_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, int flags) { @@ -318,7 +266,6 @@ static struct proto_ops algif_hash_ops = { .release = af_alg_release, .sendmsg = hash_sendmsg, - .sendpage = hash_sendpage, .recvmsg = hash_recvmsg, .accept = hash_accept, }; @@ -370,18 +317,6 @@ static int hash_sendmsg_nokey(struct socket *sock, struct msghdr *msg, return hash_sendmsg(sock, msg, size); } -static ssize_t hash_sendpage_nokey(struct socket *sock, struct page *page, - int offset, size_t size, int flags) -{ - int err; - - err = hash_check_key(sock); - if (err) - return err; - - return hash_sendpage(sock, page, offset, size, flags); -} - static int hash_recvmsg_nokey(struct socket *sock, struct msghdr *msg, size_t ignored, int flags) { @@ -420,7 +355,6 @@ static struct proto_ops algif_hash_ops_nokey = { .release = af_alg_release, .sendmsg = hash_sendmsg_nokey, - .sendpage = hash_sendpage_nokey, .recvmsg = hash_recvmsg_nokey, .accept = hash_accept_nokey, };