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=-9.0 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 956D8C04AAF for ; Thu, 16 May 2019 10:54:31 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 67ED22070D for ; Thu, 16 May 2019 10:54:31 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="SzZF7UVk"; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="SAQVBQx4" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 67ED22070D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:MIME-Version:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:References: In-Reply-To:Message-Id:Date:Subject:To:From:Reply-To:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:List-Owner; bh=fPBra5ght+gZrGU7ayHCM2ceSKarj6g/aBep90WrpMk=; b=SzZF7UVkDV+Q0+1qcx5o23AYSY igbV86xXDSbXw7wQgGaOjW6XBmx+9sGrEacMmKwZxeeNowarWYZdemcik6Dm/MxrrFB53T2DRc30l btmZhAKaoNoIEIjMpXVuwjq+KwqRlsPk0e8q5eM9Ke0xIMZppG/wRJpfoJq4wqMv62jxUdrmI8XA5 7jdb13RcEcnnwudypNx8Kh2oC3FqZzUVy8AQ3GQ/cMwTmKvJ42rbsnghbd7+dQ0szJ3hCARH4lOTg bH7gJB6eiS2YB0zsvQJZtti175Upeq6jR1hLaWnflWjihngEtBpaoS5pMgGQWMUaF8P6YjRRlJ3CH jOoyRLCg==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hRE1p-0006qu-Su; Thu, 16 May 2019 10:54:25 +0000 Received: from casper.infradead.org ([2001:8b0:10b:1236::1]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hRE1o-0006gi-BH for linux-arm-kernel@bombadil.infradead.org; Thu, 16 May 2019 10:54:24 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=References:In-Reply-To:Message-Id:Date: Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=z912eElseHarlLlLSfN0X6jYDSi4HF3peDyqZ/OF9Is=; b=SAQVBQx4A/XSrCPO/csr4zMW0 2nxGbXyN9q3cENJ49pa/pEKxxirsNHwyI9bAxB1h6fqHxaE4Cp0eaJ8b4lt2uFoU9Q9J2XsiGFTtw tfqf4oXXDCexxykT9AhacfmxD6W28ACnlfasznZpWSGQizt3F6UjKO+8lG6McRwNxrKg5SubV3tH3 6UtTM9/jNJzPReSEO20hIIwfEkvqmROxkpvwvuYg1hSvoAsEhkLo2J3oi7a8akogESFxR/P5fcqmy h9a/shov0T+uzpQGq51haw9KQsBZsbLcT8JZPkpDD8vIlOFsavgiigfLHdkJEpxpJ3V6Lu9Rb+grp cU1XFY4zA==; Received: from foss.arm.com ([217.140.101.70]) by casper.infradead.org with esmtp (Exim 4.90_1 #2 (Red Hat Linux)) id 1hRDmP-0001x6-Jf for linux-arm-kernel@lists.infradead.org; Thu, 16 May 2019 10:38:31 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.72.51.249]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 0A3381BB0; Thu, 16 May 2019 03:38:29 -0700 (PDT) Received: from e121650-lin.cambridge.arm.com (e121650-lin.cambridge.arm.com [10.1.196.108]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 834C03F703; Thu, 16 May 2019 03:38:27 -0700 (PDT) From: Raphael Gault To: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Subject: [RFC 16/16] arm64: kernel: Annotate non-standard stack frame functions Date: Thu, 16 May 2019 11:36:55 +0100 Message-Id: <20190516103655.5509-17-raphael.gault@arm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190516103655.5509-1-raphael.gault@arm.com> References: <20190516103655.5509-1-raphael.gault@arm.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190516_113829_783575_86DC923A X-CRM114-Status: UNSURE ( 6.91 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: julien.thierry@arm.com, peterz@infradead.org, catalin.marinas@arm.com, will.deacon@arm.com, Raphael Gault , jpoimboe@redhat.com MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org Annotate assembler functions which are callable but do not setup a correct stack frame. Signed-off-by: Raphael Gault --- arch/arm64/kernel/hyp-stub.S | 2 ++ arch/arm64/kvm/hyp-init.S | 2 ++ 2 files changed, 4 insertions(+) diff --git a/arch/arm64/kernel/hyp-stub.S b/arch/arm64/kernel/hyp-stub.S index 17f325ba831e..ded5a50d95bf 100644 --- a/arch/arm64/kernel/hyp-stub.S +++ b/arch/arm64/kernel/hyp-stub.S @@ -53,6 +53,7 @@ ENTRY(__hyp_stub_vectors) ventry el1_fiq_invalid // FIQ 32-bit EL1 ventry el1_error_invalid // Error 32-bit EL1 ENDPROC(__hyp_stub_vectors) +asm_stack_frame_non_standard __hyp_stub_vectors .align 11 @@ -80,6 +81,7 @@ el1_sync: 9: mov x0, xzr eret ENDPROC(el1_sync) +asm_stack_frame_non_standard el1_sync .macro invalid_vector label \label: diff --git a/arch/arm64/kvm/hyp-init.S b/arch/arm64/kvm/hyp-init.S index 4576b86a5579..2ef2e2c51824 100644 --- a/arch/arm64/kvm/hyp-init.S +++ b/arch/arm64/kvm/hyp-init.S @@ -129,6 +129,7 @@ CPU_BE( orr x4, x4, #SCTLR_ELx_EE) /* Hello, World! */ eret ENDPROC(__kvm_hyp_init) +asm_stack_frame_non_standard __kvm_hyp_init ENTRY(__kvm_handle_stub_hvc) cmp x0, #HVC_SOFT_RESTART @@ -170,6 +171,7 @@ reset: eret ENDPROC(__kvm_handle_stub_hvc) +asm_stack_frame_non_standard __kvm_handle_stub_hvc .ltorg -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel