From nobody Mon Mar 2 10:40:48 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1772425403; cv=none; d=zohomail.com; s=zohoarc; b=ksqAWDiqpq9IAney6EdcQogZE226Yzw9xc6Bmj7Y2qCQPuK22Jx1dCLjlr4m5Q7qCsppBIfHQZDOGntAfYOyYQk9aZzJI+Pw7xRNvsWaWLTV0wcE/uvM0L+ddlbbqvLLW97kgcF1JCelKK1c4GzYRvU5zpfFHOq/EC9pCz1evfk= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1772425403; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=DyUAw8FArOkUosseE9o8OBZbtt7tOfnmZ7Uy7wbJ8aM=; b=bZPD7ByHwnUvJDlV/F+M3y4XSuKnY3rYBK7ye7zYNYg5W9CK/qxGkRV8oCfj7OGl72vjQLQD1/pcNX6klZ7AyWv5qEr1qfY2kBfdro5qOrzIac3uSQGMdk1lPeIX8i9Qif+GNZhq8uod+MHuXdr3ynz/MFvGzJInvQVfMlWnCyw= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1772425403635292.850274728597; Sun, 1 Mar 2026 20:23:23 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vwun6-000122-9S; Sun, 01 Mar 2026 23:21:56 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vwun5-00011f-Ln for qemu-devel@nongnu.org; Sun, 01 Mar 2026 23:21:55 -0500 Received: from mail-ot1-x331.google.com ([2607:f8b0:4864:20::331]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1vwun4-0006r6-8q for qemu-devel@nongnu.org; Sun, 01 Mar 2026 23:21:55 -0500 Received: by mail-ot1-x331.google.com with SMTP id 46e09a7af769-7d598f4b6fdso870803a34.1 for ; Sun, 01 Mar 2026 20:21:53 -0800 (PST) Received: from rebo.bsdimp.com ([50.253.99.174]) by smtp.gmail.com with ESMTPSA id 586e51a60fabf-41668233c4bsm2236778fac.19.2026.03.01.20.21.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 01 Mar 2026 20:21:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsdimp-com.20230601.gappssmtp.com; s=20230601; t=1772425313; x=1773030113; darn=nongnu.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=DyUAw8FArOkUosseE9o8OBZbtt7tOfnmZ7Uy7wbJ8aM=; b=1FBA6oZhtLOTd6Z5mUsE/nsBriX6C/JbSfw6ldiYkhKiFiMO4idrGVSZkARLq4HmqT wLqRaWpcIf3/7JtvAcxaEjgX0jlTV2SgPxhWPdCp1JfOmvdCMN4s9YaYORZzKsp8GjHN UCfjK4vYe6YC7ixLPclbB57KN6pZUX+kQ2M3/4bmn29eb3YzpmlS7PkjJz9i+67AvQ3C H6lXDx2OTioAkxbllZFw79IGbocRa3bGp3xze9EvFxytYqwakk8GtXR0canTEzkDS4mj +42day5iUcb3r6fd4+8xoorMJXLtGUJg8mgjI6F1eQRaGBVDG/gTR3G2cmN3L1P8Y/Vh 0Cdw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772425313; x=1773030113; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=DyUAw8FArOkUosseE9o8OBZbtt7tOfnmZ7Uy7wbJ8aM=; b=OqUDYM7AXWIPmQoRzkuCfLx4vitGGy76XcSlDGqUdQHh5qDY02hRc8rU6SCszFrg41 ZCEd/JbWj9B8KlfSe9sYADOYu2d7NTGFQg7zrS629pjgV6os/QR6porMOyEzynupCJQV dYPZeExxIfZDbKuzJaUUiTPlY6vibp9VQKeeHiy/ImH63pGyP1aiFpyB9Y6n1ORpYxQZ 3XlKW/Ssuwib0YigGxnauZYa4cw/Z3qSH4uZ3zmhfMwVManVt00VDDdPbFXq9HQfvJvm wdaHEaoJ5PGu18OyYmDmvmQbq0gcvxhAU3lpci6PVMeNhyfREDcaZDTNiDZgjvlif+OL 4nNg== X-Gm-Message-State: AOJu0YxqngrqwbgzZQgsxw9tgYXEK5k6qgs/73+AG3YdowJTbe5cDiFb u1PxQwRbQhZfP+hOZCuVHCcPY3rqlNYhzgDH4QatIEz6/fUf5oPDhUHSTAMi8WG7HCk6GvEPVgp s2RkPsrw= X-Gm-Gg: ATEYQzz2HOAaB0NCeigIAsft+I5+qtpr9hhOVKQnnQAbQCF6Zk3AqdwWCNarPSQ9I0Z IYoKDs9lKIXb5oXTbFhaTAFTKcYseEh+F9vXTLX+wgqNwGRcqDJJ4NmteK4y63/owZGwxZXUTC1 +Ygjt6pPnJYhuG45pAGQHvRQQ0wJLTRVGW3W5hq19QBRl8KzCGY92GCKkP7bpYFGRtEQ2SbuiZ5 HyMrmIRjNqXCls7WAq3jimwj1ol9uguEW4Jt0dZUKmDXdg63336Q4HFcRe3PhIk6Y+pDW2VALo5 HsJSqg9bMQgYByxdZaBZFCyR/hnDw1Fxo8VBe00Tn0mqgBhBRX1WDwcZvYtFv+cU8ZQxp1rUYih D+fXIz2kgglyff5xYykIhckehFpCRXTbrrirLypieul+JJuauYm1uqTZcbhc1M0RTpLz+TMFr0n QM5ya9oCWHEQ== X-Received: by 2002:a05:6871:4727:b0:403:fde8:ee9d with SMTP id 586e51a60fabf-41626e884dcmr5378771fac.17.1772425312782; Sun, 01 Mar 2026 20:21:52 -0800 (PST) From: Warner Losh To: qemu-devel@nongnu.org Cc: Reinoud Zandijk , Warner Losh , Ryo ONODERA , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , =?UTF-8?q?Daniel=20P=2E=20Berrang=C3=A9?= , Kyle Evans , Brad Smith , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Riku Voipio , Stacey Son , Brooks Davis , Sean Bruno , Mikael Urankar , Richard Henderson Subject: [PULL 13/27] bsd-user: Add target_to_host_msqid_ds for msgctl(2) Date: Sun, 1 Mar 2026 21:21:01 -0700 Message-ID: <20260302042115.83410-14-imp@bsdimp.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20260302042115.83410-1-imp@bsdimp.com> References: <20260302042115.83410-1-imp@bsdimp.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=2607:f8b0:4864:20::331; envelope-from=imp@bsdimp.com; helo=mail-ot1-x331.google.com X-Spam_score_int: -18 X-Spam_score: -1.9 X-Spam_bar: - X-Spam_report: (-1.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_NONE=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @bsdimp-com.20230601.gappssmtp.com) X-ZM-MESSAGEID: 1772425405005158500 Content-Type: text/plain; charset="utf-8" From: Stacey Son Add target_to_host_msqid_ds() to convert target struct msqid_ds to host format for msgctl(2) IPC_SET operations. Uses memset to zero the struct rather than directly accessing kernel-only members. Handles FreeBSD 64-bit time_t except on i386. Signed-off-by: Stacey Son Signed-off-by: Brooks Davis Signed-off-by: Sean Bruno Signed-off-by: Mikael Urankar Reviewed-by: Richard Henderson Signed-off-by: Warner Losh --- bsd-user/bsd-misc.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/bsd-user/bsd-misc.c b/bsd-user/bsd-misc.c index 5b02006313..5e5a590227 100644 --- a/bsd-user/bsd-misc.c +++ b/bsd-user/bsd-misc.c @@ -136,3 +136,30 @@ abi_long host_to_target_semid_ds(abi_ulong target_addr, =20 return 0; } + +abi_long target_to_host_msqid_ds(struct msqid_ds *host_md, + abi_ulong target_addr) +{ + struct target_msqid_ds *target_md; + + if (!lock_user_struct(VERIFY_READ, target_md, target_addr, 1)) { + return -TARGET_EFAULT; + } + + memset(host_md, 0, sizeof(struct msqid_ds)); + target_to_host_ipc_perm__locked(&host_md->msg_perm, + &target_md->msg_perm); + + /* msg_first and msg_last are not used by IPC_SET/IPC_STAT in kernel. = */ + __get_user(host_md->msg_cbytes, &target_md->msg_cbytes); + __get_user(host_md->msg_qnum, &target_md->msg_qnum); + __get_user(host_md->msg_qbytes, &target_md->msg_qbytes); + __get_user(host_md->msg_lspid, &target_md->msg_lspid); + __get_user(host_md->msg_lrpid, &target_md->msg_lrpid); + __get_user(host_md->msg_stime, &target_md->msg_stime); + __get_user(host_md->msg_rtime, &target_md->msg_rtime); + __get_user(host_md->msg_ctime, &target_md->msg_ctime); + unlock_user_struct(target_md, target_addr, 0); + + return 0; +} --=20 2.52.0