From patchwork Mon Mar 27 08:36:44 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?SsO8cmdlbiBHcm/Dnw==?= X-Patchwork-Id: 13188805 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 28237C77B61 for ; Mon, 27 Mar 2023 08:40:50 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233286AbjC0Iks (ORCPT ); Mon, 27 Mar 2023 04:40:48 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57162 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233082AbjC0Ikd (ORCPT ); Mon, 27 Mar 2023 04:40:33 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [IPv6:2001:67c:2178:6::1c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3617A6A42; Mon, 27 Mar 2023 01:36:51 -0700 (PDT) Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 1ABE321AB2; Mon, 27 Mar 2023 08:36:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1679906209; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version: content-transfer-encoding:content-transfer-encoding; bh=v6oIQCvPsK0b+etSaaLmHyST9of/SZHXfQgb0QAgenE=; b=Oi3uElNpMUuOMeDRymfgAwa5c2IqAibwS3mTpkTLizw999HdkXOS1GW5XUH67WRrnwYWOU nLAcy9zmDB1SV1j49URJEljBGckKUPgkvNJ7DHnQ4UkIdIFCMAfCoO/3Xl0gi6AjTx2bfZ UEV7dQkypnhgOwx26R9vDO7b/jyncC0= Received: from imap2.suse-dmz.suse.de (imap2.suse-dmz.suse.de [192.168.254.74]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (P-521) server-digest SHA512) (No client certificate requested) by imap2.suse-dmz.suse.de (Postfix) with ESMTPS id B2EA313329; Mon, 27 Mar 2023 08:36:48 +0000 (UTC) Received: from dovecot-director2.suse.de ([192.168.254.65]) by imap2.suse-dmz.suse.de with ESMTPSA id g+hAKqBVIWShSAAAMHmgww (envelope-from ); Mon, 27 Mar 2023 08:36:48 +0000 From: Juergen Gross To: linux-kernel@vger.kernel.org, netdev@vger.kernel.org Cc: Juergen Gross , Wei Liu , Paul Durrant , "David S. Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , xen-devel@lists.xenproject.org, stable@vger.kernel.org Subject: [PATCH 0/2] xen/netback: fix issue introduced recently Date: Mon, 27 Mar 2023 10:36:44 +0200 Message-Id: <20230327083646.18690-1-jgross@suse.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org The fix for XSA-423 introduced a bug which resulted in loss of network connection in some configurations. The first patch is fixing the issue, while the second one is removing a test which isn't needed. Juergen Gross (2): xen/netback: don't do grant copy across page boundary xen/netback: remove not needed test in xenvif_tx_build_gops() drivers/net/xen-netback/common.h | 2 +- drivers/net/xen-netback/netback.c | 29 +++++++++++++++++++++++------ 2 files changed, 24 insertions(+), 7 deletions(-)