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[2620:137:e000::1:20]) by mx.google.com with ESMTP id nb4-20020a1709071c8400b00782a33f2850si9038288ejc.736.2022.11.14.03.47.44; Mon, 14 Nov 2022 03:48:08 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=oDcoRSsa; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236614AbiKNLpX (ORCPT + 99 others); Mon, 14 Nov 2022 06:45:23 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236609AbiKNLos (ORCPT ); Mon, 14 Nov 2022 06:44:48 -0500 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 412B821E27 for ; Mon, 14 Nov 2022 03:44:33 -0800 (PST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id E32FAB80E77 for ; Mon, 14 Nov 2022 11:44:31 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id CB5DEC43145; Mon, 14 Nov 2022 11:44:28 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1668426270; bh=wui7Joclil/1Zhbm3X8SG6joq+UGvmdb9Y11/m4UBYk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oDcoRSsaEpF5qFmILR9P2mJ5a8lkQVqMz+gUsBuNicjhyBffTPM5tdA/mPGhAiGic b5Wgy7NrKtO74lPiJPFz39XuitjuukIBpJcWmqcaBGCVEmSV9ucqUPWl6gUdl9BQXX a+Ju58arWUNE9xg75AuU4gCyovLx/ItgDUgsr1wBwfbwhZkJPO/4/TJI+qMf2UmfoR QlFdhFWt8ofWnNOWLzvO8u0t1IFU0YF853oowuhb98g1SDgmNnnzJ48rj2v1CL7+R8 AWDAd2XOz2ooKCMSPSbZwiKQ8kngNUK18qlmx+FMIcPKRaS9JrURlWmTDeKaFml2Z4 5lHZGRLILvEUA== From: "Jiri Slaby (SUSE)" To: linux-kernel@vger.kernel.org Cc: Andi Kleen , Juergen Gross , Stefano Stabellini , Oleksandr Tyshchenko , xen-devel@lists.xenproject.org, Martin Liska , Jiri Slaby Subject: [PATCH 15/46] x86/xen, lto: Mark xen_vcpu_stolen() as __visible Date: Mon, 14 Nov 2022 12:43:13 +0100 Message-Id: <20221114114344.18650-16-jirislaby@kernel.org> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221114114344.18650-1-jirislaby@kernel.org> References: <20221114114344.18650-1-jirislaby@kernel.org> MIME-Version: 1.0 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1749471972901903290?= X-GMAIL-MSGID: =?utf-8?q?1749471972901903290?= From: Andi Kleen Symbols referenced from assembler (either directly or e.f. from DEFINE_STATIC_KEY()) need to be global and visible in gcc LTO because they could end up in a different object file than the assembler. This can lead to linker errors without this patch. So mark xen_vcpu_stolen() as __visible. Cc: Juergen Gross Cc: Stefano Stabellini Cc: Oleksandr Tyshchenko Cc: Signed-off-by: Andi Kleen Signed-off-by: Martin Liska Signed-off-by: Jiri Slaby --- drivers/xen/time.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/xen/time.c b/drivers/xen/time.c index 152dd33bb223..006a04592c8f 100644 --- a/drivers/xen/time.c +++ b/drivers/xen/time.c @@ -145,7 +145,7 @@ void xen_get_runstate_snapshot(struct vcpu_runstate_info *res) } /* return true when a vcpu could run but has no real cpu to run on */ -bool xen_vcpu_stolen(int vcpu) +__visible bool xen_vcpu_stolen(int vcpu) { return per_cpu(xen_runstate, vcpu).state == RUNSTATE_runnable; }