From patchwork Sun Oct 6 21:49:51 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Daniel P. Smith" X-Patchwork-Id: 13823889 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 lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (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 A352DCFB424 for ; Sun, 6 Oct 2024 21:56:41 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.811362.1223997 (Exim 4.92) (envelope-from ) id 1sxZEp-0003VY-HE; Sun, 06 Oct 2024 21:56:27 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 811362.1223997; Sun, 06 Oct 2024 21:56:27 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sxZEp-0003VP-DI; Sun, 06 Oct 2024 21:56:27 +0000 Received: by outflank-mailman (input) for mailman id 811362; Sun, 06 Oct 2024 21:56:26 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sxZDn-0007Zk-9J for xen-devel@lists.xenproject.org; Sun, 06 Oct 2024 21:55:23 +0000 Received: from sender4-of-o51.zoho.com (sender4-of-o51.zoho.com [136.143.188.51]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id ae7c2e88-842d-11ef-a0bb-8be0dac302b0; Sun, 06 Oct 2024 23:55:22 +0200 (CEST) Received: by mx.zohomail.com with SMTPS id 1728251450737717.4255628801843; Sun, 6 Oct 2024 14:50:50 -0700 (PDT) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: ae7c2e88-842d-11ef-a0bb-8be0dac302b0 ARC-Seal: i=1; a=rsa-sha256; t=1728251452; cv=none; d=zohomail.com; s=zohoarc; b=NLJZZt8iLCBbP+PTbQCQWc7wQ1SEbPaQRy9xJqJxU31rpAs2CyCTyzQJe3dBDpRUP1xPdxb+fCnkLN2OhBSLYhpKoOaHS9PYKC6YWF8S0buMfR79M2ymTBU1wErQaoVoFnzFPY9CWAi7I/l1zpKMaUKlrtqACyuQ/ygUrT2FtF4= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1728251452; h=Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:MIME-Version:Message-ID:References:Subject:Subject:To:To:Message-Id:Reply-To; bh=2zXTHeuS1u+eZ5P26JBIt9WYBNMZWbOEM+pEnQhRDE0=; b=JWxo7XQLpm6Od5El5kRl5Ag7Tj5WNh2S7jnkvBDZDIS6RUWGWWGB803inS1wLmvbUccbAaMRmzeSdEx+bzMmsNWvu6/zWCHoA+ZfWp7gD8w/XSIToFrYST9x9ARHjvHriJcfJ1oxrEF9GmOnhDQcyCWhrJcNNVWDssLo1EPvnXg= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass header.i=apertussolutions.com; spf=pass smtp.mailfrom=dpsmith@apertussolutions.com; dmarc=pass header.from= DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; t=1728251452; s=zoho; d=apertussolutions.com; i=dpsmith@apertussolutions.com; h=From:From:To:To:Cc:Cc:Subject:Subject:Date:Date:Message-Id:Message-Id:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Reply-To; bh=2zXTHeuS1u+eZ5P26JBIt9WYBNMZWbOEM+pEnQhRDE0=; b=a/Ge/JGD8wIdnD4U3qE61PdlSvjY1BVgo906gaI2/aS05HQQIuANSi8XEa1Bm9mP 0FhYjseq9Jk9wk7TyQPKOi9oghNSB8eowPvlVPB9envySOGIWcqaXtZ4D8O1Y7JlugT kq+dxCpO9MVuu9SgIeiEKLAQEpGbOsPMI1X7Jsx4= From: "Daniel P. Smith" To: xen-devel@lists.xenproject.org Cc: "Daniel P. Smith" , jason.andryuk@amd.com, christopher.w.clark@gmail.com, stefano.stabellini@amd.com, Jan Beulich , Andrew Cooper , =?utf-8?q?Roger_Pau_Monn=C3=A9?= Subject: [PATCH v5 40/44] x86/boot: add cmdline to struct boot_domain Date: Sun, 6 Oct 2024 17:49:51 -0400 Message-Id: <20241006214956.24339-41-dpsmith@apertussolutions.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20241006214956.24339-1-dpsmith@apertussolutions.com> References: <20241006214956.24339-1-dpsmith@apertussolutions.com> MIME-Version: 1.0 X-ZohoMailClient: External Add a container for the "cooked" command line for a domain. Signed-off-by: Daniel P. Smith --- xen/arch/x86/include/asm/bootdomain.h | 4 ++++ xen/arch/x86/setup.c | 18 ++++++++---------- 2 files changed, 12 insertions(+), 10 deletions(-) diff --git a/xen/arch/x86/include/asm/bootdomain.h b/xen/arch/x86/include/asm/bootdomain.h index d6264d554dba..00f7d9267965 100644 --- a/xen/arch/x86/include/asm/bootdomain.h +++ b/xen/arch/x86/include/asm/bootdomain.h @@ -8,9 +8,13 @@ #ifndef __XEN_X86_BOOTDOMAIN_H__ #define __XEN_X86_BOOTDOMAIN_H__ +#include + struct boot_module; struct boot_domain { + char cmdline[MAX_GUEST_CMDLINE]; + domid_t domid; struct boot_module *kernel; diff --git a/xen/arch/x86/setup.c b/xen/arch/x86/setup.c index a1204b2bd594..f250638edf09 100644 --- a/xen/arch/x86/setup.c +++ b/xen/arch/x86/setup.c @@ -947,8 +947,6 @@ static unsigned int __init copy_bios_e820(struct e820entry *map, unsigned int li static struct domain *__init create_dom0(struct boot_info *bi) { - static char __initdata cmdline[MAX_GUEST_CMDLINE]; - struct xen_domctl_createdomain dom0_cfg = { .flags = IS_ENABLED(CONFIG_TBOOT) ? XEN_DOMCTL_CDF_s3_integrity : 0, .max_evtchn_port = -1, @@ -991,17 +989,17 @@ static struct domain *__init create_dom0(struct boot_info *bi) if ( bd->kernel->cmdline || bi->kextra ) { if ( bd->kernel->cmdline ) - safe_strcpy(cmdline, cmdline_cook( + safe_strcpy(bd->cmdline, cmdline_cook( __va((unsigned long)bd->kernel->cmdline), bi->loader)); if ( bi->kextra ) /* kextra always includes exactly one leading space. */ - safe_strcat(cmdline, bi->kextra); + safe_strcat(bd->cmdline, bi->kextra); /* Append any extra parameters. */ - if ( skip_ioapic_setup && !strstr(cmdline, "noapic") ) - safe_strcat(cmdline, " noapic"); + if ( skip_ioapic_setup && !strstr(bd->cmdline, "noapic") ) + safe_strcat(bd->cmdline, " noapic"); if ( (strlen(acpi_param) == 0) && acpi_disabled ) { @@ -1009,14 +1007,14 @@ static struct domain *__init create_dom0(struct boot_info *bi) safe_strcpy(acpi_param, "off"); } - if ( (strlen(acpi_param) != 0) && !strstr(cmdline, "acpi=") ) + if ( (strlen(acpi_param) != 0) && !strstr(bd->cmdline, "acpi=") ) { - safe_strcat(cmdline, " acpi="); - safe_strcat(cmdline, acpi_param); + safe_strcat(bd->cmdline, " acpi="); + safe_strcat(bd->cmdline, acpi_param); } } - if ( construct_dom0(d, bd->kernel, bd->ramdisk, cmdline) != 0 ) + if ( construct_dom0(d, bd->kernel, bd->ramdisk, bd->cmdline) != 0 ) panic("Could not construct domain 0\n"); return d;