From nobody Thu Dec 18 18:47:17 2025 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 90446C001E0 for ; Tue, 15 Aug 2023 00:49:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233716AbjHOAtD (ORCPT ); Mon, 14 Aug 2023 20:49:03 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58264 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233489AbjHOAsZ (ORCPT ); Mon, 14 Aug 2023 20:48:25 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C07F91715 for ; Mon, 14 Aug 2023 17:48:24 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 96AAB64006 for ; Tue, 15 Aug 2023 00:48:24 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C98F9C433C7; Tue, 15 Aug 2023 00:48:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692060504; bh=u267G5jkhUA2JZr0XnWTZStLuMWUHc9Rgpk/dYQh5G4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=ASFBYNfgI8UKmQU2xybw7HWbdahnGkvkBKXmuux3FGHHYJr2LAor+IQiUoOX/yrZ+ IkJz8/kHlfOsarUPlnTgeDn51+heWIXsSabeIg6u4xPvzkMQeQINyS7/FQ73x86k49 fj/j70xVZRxghfaVJf9Mp7nhfi/u9CAuQAV1/LLxnJKExyh6dNN9UcTWUBdhPMenkU ftGLEbRHf9lY5lATxrfsqWL0/t8tlZVuEsFK21U3DoHNvOuBvyxX/RxIaP8CmrI5fK ej8ffxCfQaL3iXSAMbB6SoAnXsGaGC+jLwPveUJWB4EA7C04wmtRAxfTOSj0eMkNed VPKVKUMwHJWGQ== From: Vineet Gupta To: linux-snps-arc@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Shahab Vahedi , Alexey Brodkin , Vineet Gupta Subject: [PATCH 14/20] ARC: entry: ARcompact EV_ProtV to use r10 directly Date: Mon, 14 Aug 2023 17:48:07 -0700 Message-Id: <20230815004813.555115-15-vgupta@kernel.org> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230815004813.555115-1-vgupta@kernel.org> References: <20230815004813.555115-1-vgupta@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Signed-off-by: Vineet Gupta --- arch/arc/kernel/entry-compact.S | 6 ++---- 1 file changed, 2 insertions(+), 4 deletions(-) diff --git a/arch/arc/kernel/entry-compact.S b/arch/arc/kernel/entry-compac= t.S index 5cb0cd7e4eab..77f0090554c5 100644 --- a/arch/arc/kernel/entry-compact.S +++ b/arch/arc/kernel/entry-compact.S @@ -254,9 +254,8 @@ END(handle_interrupt_level1) =20 ENTRY(EV_TLBProtV) =20 - EXCEPTION_PROLOGUE + EXCEPTION_PROLOGUE ; ECR returned in r10 =20 - mov r2, r10 ; ECR set into r10 already lr r0, [efa] ; Faulting Data address (not part of pt_regs saved above) =20 ; Exception auto-disables further Intr/exceptions. @@ -273,8 +272,7 @@ ENTRY(EV_TLBProtV) ; -Access Violation : 00_23_(00|01|02|03)_00 ; x r w r+w ; -Unaligned Access : 00_23_04_00 - ; - bbit1 r2, ECR_C_BIT_PROTV_MISALIG_DATA, 4f + bbit1 r10, ECR_C_BIT_PROTV_MISALIG_DATA, 4f =20 ;=3D=3D=3D=3D=3D=3D=3D=3D=3D (6a) Access Violation Processing =3D=3D=3D= =3D=3D=3D=3D=3D bl do_page_fault --=20 2.34.1