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 24209C05027 for ; Thu, 9 Feb 2023 11:30:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231376AbjBILaz (ORCPT ); Thu, 9 Feb 2023 06:30:55 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59228 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231462AbjBIL3B (ORCPT ); Thu, 9 Feb 2023 06:29:01 -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 C1B7A5A931; Thu, 9 Feb 2023 03:21:21 -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 678CC61A25; Thu, 9 Feb 2023 11:20:26 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id D5749C4339B; Thu, 9 Feb 2023 11:20:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1675941625; bh=YuDm4m8K5tva9CfkEqzuuWDJizZqOlzuQFW2rRMjKhs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dFLhCZuvQ2WvAYiy+GIfq/aFkFe82QjIeW8jcALOHOyWlZf8IROl3K6/Xl0pw1PTi Sh0ykW3K/ViAIb8XL2z9tJ1fRF6mq+W8F1ACobB8QqYvfZObhAwb2+twrCfynN04Ik QtICyXrr2BTzI094mu7EIjlImL0ngafjdMR1XelMrdXoEWJP7rvXPpX0LoFZNlV+RJ 7MYLHD8U5O30zKEb+1oirZYBwYwo1Us0DdfSe9Ruxbi4lMlo3bEfsHl3B6FZEkuY1z l1E62N0o45HRw2N3NvXKetrZzBEwyAZz5Pkaq8lfaSuaVZrQ2cL4/lh6UKwtE1UgIr Kx1J98ghJClSg== 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, npiggin@gmail.com, seanjc@google.com, linuxppc-dev@lists.ozlabs.org Subject: [PATCH AUTOSEL 4.19 5/6] powerpc/kvm: Fix unannotated intra-function call warning Date: Thu, 9 Feb 2023 06:19:58 -0500 Message-Id: <20230209111959.1893269-5-sashal@kernel.org> X-Mailer: git-send-email 2.39.0 In-Reply-To: <20230209111959.1893269-1-sashal@kernel.org> References: <20230209111959.1893269-1-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 a9ca016da6702..5d8cc8a637e74 100644 --- a/arch/powerpc/kvm/booke.c +++ b/arch/powerpc/kvm/booke.c @@ -898,16 +898,15 @@ 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