Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932740AbcDYNrt (ORCPT ); Mon, 25 Apr 2016 09:47:49 -0400 Received: from foss.arm.com ([217.140.101.70]:46448 "EHLO foss.arm.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932485AbcDYNqu (ORCPT ); Mon, 25 Apr 2016 09:46:50 -0400 From: Mark Rutland To: linux-efi@vger.kernel.org Cc: ard.biesheuvel@linaro.org, catalin.marinas@arm.com, hpa@zytor.com, leif.lindholm@linaro.org, linux-arm-kernel@lists.infradead.org, linux@arm.linux.org.uk, linux-kernel@vger.kernel.org, mark.rutland@arm.com, matt@codeblueprint.co.uk, mingo@redhat.com, tglx@linutronix.de, will.deacon@arm.com Subject: [PATCHv3 2/5] arm64/efi: enable runtime call flag checking Date: Mon, 25 Apr 2016 14:46:31 +0100 Message-Id: <1461591994-14918-3-git-send-email-mark.rutland@arm.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1461591994-14918-1-git-send-email-mark.rutland@arm.com> References: <1461591994-14918-1-git-send-email-mark.rutland@arm.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1214 Lines: 39 Define ARCH_EFI_IRQ_FLAGS_MASK for arm64, which will enable the generic runtime wrapper code to detect when firmware erroneously modifies flags over a runtime services function call. Signed-off-by: Mark Rutland Cc: Ard Biesheuvel Cc: Catalin Marinas Cc: Leif Lindholm Cc: Matt Fleming Cc: Will Deacon Cc: linux-arm-kernel@lists.infradead.org Cc: linux-efi@vger.kernel.org --- arch/arm64/include/asm/efi.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h index f4f71224..b44603e 100644 --- a/arch/arm64/include/asm/efi.h +++ b/arch/arm64/include/asm/efi.h @@ -4,6 +4,7 @@ #include #include #include +#include #include #ifdef CONFIG_EFI @@ -33,6 +34,8 @@ int efi_create_mapping(struct mm_struct *mm, efi_memory_desc_t *md); kernel_neon_end(); \ }) +#define ARCH_EFI_IRQ_FLAGS_MASK (PSR_D_BIT | PSR_A_BIT | PSR_I_BIT | PSR_F_BIT) + /* arch specific definitions used by the stub code */ /* -- 1.9.1