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[2620:137:e000::1:20]) by mx.google.com with ESMTP id cj10-20020a056a00298a00b006871cbe9bb9si8948117pfb.339.2023.08.14.18.23.58; Mon, 14 Aug 2023 18:24:11 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=qSFPXhmT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233614AbjHOAs5 (ORCPT + 99 others); Mon, 14 Aug 2023 20:48:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58296 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233599AbjHOAs2 (ORCPT ); Mon, 14 Aug 2023 20:48:28 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2CDB91737 for ; Mon, 14 Aug 2023 17:48:25 -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 0EADB64BD3 for ; Tue, 15 Aug 2023 00:48:25 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 3440DC433CB; Tue, 15 Aug 2023 00:48:24 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1692060504; bh=8tSfMGnAd50oKVThmqq7FfKvCcOhK1uCIhtjujNgeQ8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=qSFPXhmTH+ypX1rtN/dHmPJaaNRWsqIQ7b4KRWeHq7rgad0ebhL2oshth6MtFfuuw DP7MaCtJ8wO/PNXsqee6Qcy7ULH8xyehvV5mXqSfkP5nNOkSYqrynfT1KsGSd2Dmbr J4y0QjriFENCS4lLHlkd50YQ851oqCGVeKObYb04NMXIqoFowkSE35TdT0gsODcBep vInYcQSJFrnWAvDF+hL0nRJu2y5t3o7E0gMrfQp0gEp0VzsdfEnuRhw0o9beRtPh7P CllckWVfnUx4neT5fms8LtjLoJ7uIC9/qfWg607LcRSdB8av52Iu6AeI8fCnMvJkOK wTDsgj9tuCvQg== From: Vineet Gupta To: linux-snps-arc@lists.infradead.org Cc: linux-kernel@vger.kernel.org, Shahab Vahedi , Alexey Brodkin , Vineet Gupta Subject: [PATCH 15/20] ARC: entry: EV_MachineCheck dont re-read ECR Date: Mon, 14 Aug 2023 17:48:08 -0700 Message-Id: <20230815004813.555115-16-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 X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1774256287318411628 X-GMAIL-MSGID: 1774256287318411628 Signed-off-by: Vineet Gupta --- arch/arc/kernel/entry.S | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/arch/arc/kernel/entry.S b/arch/arc/kernel/entry.S index f291fc8476d7..46582fbebcf2 100644 --- a/arch/arc/kernel/entry.S +++ b/arch/arc/kernel/entry.S @@ -95,16 +95,15 @@ END(instr_service) ENTRY(EV_MachineCheck) - EXCEPTION_PROLOGUE + EXCEPTION_PROLOGUE ; ECR returned in r10 - lr r2, [ecr] lr r0, [efa] mov r1, sp ; MC excpetions disable MMU ARC_MMU_REENABLE r3 - lsr r3, r2, 8 + lsr r3, r10, 8 bmsk r3, r3, 7 brne r3, ECR_C_MCHK_DUP_TLB, 1f