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 X-Spam-Level: X-Spam-Status: No, score=-2.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0920DC6778C for ; Tue, 3 Jul 2018 23:34:52 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BA885218C2 for ; Tue, 3 Jul 2018 23:34:51 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org BA885218C2 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=redhat.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753585AbeGCXes (ORCPT ); Tue, 3 Jul 2018 19:34:48 -0400 Received: from mail-oi0-f66.google.com ([209.85.218.66]:39681 "EHLO mail-oi0-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753525AbeGCXeo (ORCPT ); Tue, 3 Jul 2018 19:34:44 -0400 Received: by mail-oi0-f66.google.com with SMTP id d189-v6so7225461oib.6 for ; Tue, 03 Jul 2018 16:34:43 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references; bh=etAvmKHM8E9YR7JAbwmTeTq4fxcpjVM907hKynRt4kQ=; b=cl+LL2vEj97M/0DuZSaFYXj4/E4rHv2zFy4dIUhxiRx25lsV9FRvlyf0uYIv0C45m8 Ci8eahHl9B8yGSiZmLeiGIMQ9bnyfdWebEo2lPEBRmerM/u+DYLlxrNkYzUAAtOF/ygu IYXL9xdG+H1N00BLtcJ+XUwCbEkon1mTdUad3O4YyLA3DPSm30ywCkFHUJ820GRjQHfm UCESUVVKzlGYG29u9p+cd0r+sTyLtqJggcfYqgsYeXmTu2NG1Urvw2bO4mfMcKWl9lC4 C5Nl2lXdoOhRAOXXP/cG8EkmqAsBXFuNY7pdabRholLS0yOqH8aWJmtFwy1eHJ/tRFye vdeg== X-Gm-Message-State: APt69E3ZH94b3pyZF733HUYz8UgGMxssjytnnVQd/4JY+Oox39cmHQnE vc/83TBBAx3W1PY7N/ZQMgu+fw== X-Google-Smtp-Source: AAOMgpeGovF1gSGWBVcl6onc/Ny175vdvdIRsvAPta8FLoIT8EfqPBYg0NfOKXe7Yd62OrDtsxBCvw== X-Received: by 2002:aca:dec6:: with SMTP id v189-v6mr1740252oig.98.1530660883424; Tue, 03 Jul 2018 16:34:43 -0700 (PDT) Received: from labbott-redhat.redhat.com ([2601:602:9802:a8dc::f0c1]) by smtp.gmail.com with ESMTPSA id h22-v6sm1828702otc.25.2018.07.03.16.34.40 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Tue, 03 Jul 2018 16:34:42 -0700 (PDT) From: Laura Abbott To: mjw@fedoraproject.org, "H . J . Lu" , Masahiro Yamada , Michael Ellerman Cc: Laura Abbott , Andy Lutomirski , Linus Torvalds , X86 ML , linux-kernel@vger.kernel.org, Nick Clifton , Cary Coutant , linux-kbuild@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org Subject: [PATCHv5 3/4] powerpc: Add build salt to the vDSO Date: Tue, 3 Jul 2018 16:34:29 -0700 Message-Id: <20180703233430.14416-4-labbott@redhat.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180703233430.14416-1-labbott@redhat.com> References: <20180703233430.14416-1-labbott@redhat.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The vDSO needs to have a unique build id in a similar manner to the kernel and modules. Use the build salt macro. Signed-off-by: Laura Abbott --- v5: New approach with the BUILD_SALT macro --- arch/powerpc/kernel/vdso32/note.S | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/powerpc/kernel/vdso32/note.S b/arch/powerpc/kernel/vdso32/note.S index d4b5be4f3d5f..ec1d05265c75 100644 --- a/arch/powerpc/kernel/vdso32/note.S +++ b/arch/powerpc/kernel/vdso32/note.S @@ -5,6 +5,7 @@ #include #include +#include #define ASM_ELF_NOTE_BEGIN(name, flags, vendor, type) \ .section name, flags; \ @@ -23,3 +24,5 @@ ASM_ELF_NOTE_BEGIN(".note.kernel-version", "a", UTS_SYSNAME, 0) .long LINUX_VERSION_CODE ASM_ELF_NOTE_END + +BUILD_SALT; -- 2.17.1