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 lists1p.gnu.org (lists1p.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8A984CD13D3 for ; Thu, 30 Apr 2026 07:19:52 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists1p.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1wILgQ-0003aq-2Q; Thu, 30 Apr 2026 03:19:38 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists1p.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wILgM-0003ZA-Ia for qemu-devel@nongnu.org; Thu, 30 Apr 2026 03:19:34 -0400 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1wILgK-00014D-ST for qemu-devel@nongnu.org; Thu, 30 Apr 2026 03:19:34 -0400 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 404596132D; Thu, 30 Apr 2026 07:19:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D780BC2BCB4; Thu, 30 Apr 2026 07:19:30 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1777533572; bh=xPd4mYwGCWKwRuBmVbsvO0gF+W85kx/Ix/pQDEmxgro=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ZCnitvkC022m6HcRIF0szQqHYhPEKt8ugaYjka8uks7LrSa/z77Nu5nbnmYnd8KqH pHu6jcUp7sp3RWdzOotRV75Ztfsnjm3KSi8zRFufzFk321cN6OOq5O6lowonTa7+Nn /uCtKaHC+YJj0tqX5+EOufZrz9UZI/aLUJs2fcIiED+zslYTkWSp+2Gpcyfe3GiwT2 eaKlJPTYsImzXwHxOPimP4ORrdzsV8EwTTYiaC1M3t6yLtjqUUp78F1nzqf7bHQeJf Il8trewOdxLP4YXulMI+TZFOzMCZ/N/4MbrwYotjtqS6DDTQzfPw/eizaPZ7eJwvPC GEPgxHLKWZlRQ== From: Helge Deller To: qemu-devel@nongnu.org Cc: Laurent Vivier , Helge Deller , Pierrick Bouvier Subject: [PULL 4/4] linux-user: Translate errno in IP_RECVERR and IPV6_RECVERR Date: Thu, 30 Apr 2026 09:19:22 +0200 Message-ID: <20260430071922.15341-5-deller@kernel.org> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260430071922.15341-1-deller@kernel.org> References: <20260430071922.15341-1-deller@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2600:3c04:e001:324:0:1991:8:25; envelope-from=deller@kernel.org; helo=tor.source.kernel.org X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Helge Deller Translate host error codes of IP_RECVERR and IPV6_RECVERR control messages to target error codes before returning to the caller. For example, this is important for architectures (e.g. hppa, alpha, sparc, mips) on which the value of ECONNREFUSED is different to the value on a x86_64 host. Resolves: https://gitlab.com/qemu-project/qemu/-/work_items/602 Signed-off-by: Helge Deller --- linux-user/syscall.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/linux-user/syscall.c b/linux-user/syscall.c index d68edb7afd..d3d9fffb54 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -2008,7 +2008,8 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, tgt_len != sizeof(struct errhdr_t)) { goto unimplemented; } - __put_user(errh->ee.ee_errno, &target_errh->ee.ee_errno); + __put_user(host_to_target_errno(errh->ee.ee_errno), + &target_errh->ee.ee_errno); __put_user(errh->ee.ee_origin, &target_errh->ee.ee_origin); __put_user(errh->ee.ee_type, &target_errh->ee.ee_type); __put_user(errh->ee.ee_code, &target_errh->ee.ee_code); @@ -2062,7 +2063,8 @@ static inline abi_long host_to_target_cmsg(struct target_msghdr *target_msgh, tgt_len != sizeof(struct errhdr6_t)) { goto unimplemented; } - __put_user(errh->ee.ee_errno, &target_errh->ee.ee_errno); + __put_user(host_to_target_errno(errh->ee.ee_errno), + &target_errh->ee.ee_errno); __put_user(errh->ee.ee_origin, &target_errh->ee.ee_origin); __put_user(errh->ee.ee_type, &target_errh->ee.ee_type); __put_user(errh->ee.ee_code, &target_errh->ee.ee_code); -- 2.53.0