From patchwork Thu Nov 23 11:45:02 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: 13466940 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 24702C61D97 for ; Fri, 24 Nov 2023 04:22:10 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.640141.998007 (Exim 4.92) (envelope-from ) id 1r6Nha-0005e7-Id; Fri, 24 Nov 2023 04:22:02 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 640141.998007; Fri, 24 Nov 2023 04:22:02 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1r6Nha-0005dx-Fu; Fri, 24 Nov 2023 04:22:02 +0000 Received: by outflank-mailman (input) for mailman id 640141; Fri, 24 Nov 2023 04:22:01 +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 1r6NhZ-0004tg-Fw for xen-devel@lists.xenproject.org; Fri, 24 Nov 2023 04:22:01 +0000 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.223.130]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 02cac5da-8a81-11ee-98e2-6d05b1d4d9a1; Fri, 24 Nov 2023 05:22:00 +0100 (CET) Received: from imap2.dmz-prg2.suse.org (imap2.dmz-prg2.suse.org [10.150.64.98]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out1.suse.de (Postfix) with ESMTPS id 88004219C5; Thu, 23 Nov 2023 15:23:12 +0000 (UTC) Received: from imap2.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap2.dmz-prg2.suse.org (Postfix) with ESMTPS id A254913AA7; Thu, 23 Nov 2023 11:45:07 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap2.dmz-prg2.suse.org with ESMTPSA id Tm35IkM7X2XTZQAAn2gu4w (envelope-from ); Thu, 23 Nov 2023 11:45:07 +0000 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: 02cac5da-8a81-11ee-98e2-6d05b1d4d9a1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=susede1; t=1700752992; 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=auYIL4ADLnpxv2Ahr1ZD8qgG7UJTmeyfKp6AgbJ0rLA=; b=rK9grTyRDb1R2w0YJqS0Zw+KtOKlivPlOQDwIhOoGdtXV62p2/aepeJyeOrjoTqcGwA/Nu P1ho/7vjTFRa9VJyzwpQSb1uI1Y9WrqED2C17LKUpl2kwmaqoGrJ7ks4Wr9lRAz1Qa6oro G29GpJ2s6wfQoNDkHvwp1dz9nHQOGOQ= From: Juergen Gross To: minios-devel@lists.xenproject.org, xen-devel@lists.xenproject.org Cc: samuel.thibault@ens-lyon.org, wl@xen.org, Juergen Gross Subject: [PATCH v2 0/2] Mini-OS: hide mini-os internal symbols Date: Thu, 23 Nov 2023 12:45:02 +0100 Message-Id: <20231123114504.29329-1-jgross@suse.com> X-Mailer: git-send-email 2.35.3 MIME-Version: 1.0 Authentication-Results: smtp-out1.suse.de; none X-Spamd-Result: default: False [4.90 / 50.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_MISSING_CHARSET(2.50)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; BROKEN_CONTENT_TYPE(1.50)[]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_THREE(0.00)[3]; DKIM_SIGNED(0.00)[suse.com:s=susede1]; MID_CONTAINS_FROM(1.00)[]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; BAYES_HAM(-0.00)[37.04%] In order to avoid conflicts due to symbols with the same name when linking Mini-OS with an application, hide all Mini9-OS internal symbols from the application by linking the Mini-OS kernel individually and then removing all symbols which should be used internally only. Changes in V2: - added more symbols in patch 2 Juergen Gross (2): Mini-OS: link kernel separately Mini-OS: keep a positive list of externally visible symbols Makefile | 8 +- mini-os.map | 295 ++++++++++++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 301 insertions(+), 2 deletions(-) create mode 100644 mini-os.map