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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 60006C05027 for ; Thu, 9 Feb 2023 11:28:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231550AbjBIL21 (ORCPT ); Thu, 9 Feb 2023 06:28:27 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33276 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231390AbjBIL1i (ORCPT ); Thu, 9 Feb 2023 06:27:38 -0500 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A86E565649; Thu, 9 Feb 2023 03:20:52 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 8843361A27; Thu, 9 Feb 2023 11:20:52 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 110E7C433EF; Thu, 9 Feb 2023 11:20:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1675941652; bh=uUkQEsr+Rdp2Pn4ydEpr+sNK4XpANd+CHj0yGVJe8qM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WtKBZlDpQ/QbPLHfsyb3M9/Z3DDPEL2xj6xjsFP/lAcf7ofZrimSnHjC2B2UJlyZR 6YJdYCy2BNdPmZiU4eAlusUhNGiVgUjv1ozCP8p5bXGhCd11FqFKkQv6qnO0LqENe+ qiEdqAA5UCXxDLH2aFet4S+IIDEu/2y2YJBpkuVATt4NjXMZ9+GjtbR1gJb2oBiG4Z 4MBrO3Z89VwrolqJ1MTM4icumtcrSMLS0nsbUgUy4HiE3hn7dUS9njUgLv22owFILY 5VSNjCgwbfHMhMJSSvrcR3DQZGODUSo+WfQtebpkNhxMfk4HbZpm9hswEDoCW3kFjD zpWzLtZptCU6g== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Sathvika Vasireddy , kernel test robot , Michael Ellerman , Sasha Levin , pbonzini@redhat.com, maz@kernel.org, npiggin@gmail.com, linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 4.14 4/5] powerpc/kvm: Fix unannotated intra-function call warning Date: Thu, 9 Feb 2023 06:20:26 -0500 Message-Id: <20230209112042.1893375-4-sashal@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230209112042.1893375-1-sashal@kernel.org> References: <20230209112042.1893375-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Sathvika Vasireddy [ Upstream commit fe6de81b610e5d0b9d2231acff2de74a35482e7d ] objtool throws the following warning: arch/powerpc/kvm/booke.o: warning: objtool: kvmppc_fill_pt_regs+0x30: unannotated intra-function call Fix the warning by setting the value of 'nip' using the _THIS_IP_ macro, without using an assembly bl/mflr sequence to save the instruction pointer. Reported-by: kernel test robot Suggested-by: Michael Ellerman Signed-off-by: Sathvika Vasireddy Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/20230128124158.1066251-1-sv@linux.ibm.com Signed-off-by: Sasha Levin --- arch/powerpc/kvm/booke.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c index 071b87ee682f8..8a202636676f9 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -888,16 +888,15 @@ static int kvmppc_handle_debug(struct kvm_run *run, struct kvm_vcpu *vcpu) static void kvmppc_fill_pt_regs(struct pt_regs *regs) { - ulong r1, ip, msr, lr; + ulong r1, msr, lr; asm("mr %0, 1" : "=r"(r1)); asm("mflr %0" : "=r"(lr)); asm("mfmsr %0" : "=r"(msr)); - asm("bl 1f; 1: mflr %0" : "=r"(ip)); memset(regs, 0, sizeof(*regs)); regs->gpr[1] = r1; - regs->nip = ip; + regs->nip = _THIS_IP_; regs->msr = msr; regs->link = lr; } -- 2.39.0