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 982B8C433EF for ; Fri, 13 May 2022 15:42:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234835AbiEMPmG (ORCPT ); Fri, 13 May 2022 11:42:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59140 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234776AbiEMPmF (ORCPT ); Fri, 13 May 2022 11:42:05 -0400 Received: from mail-ed1-x536.google.com (mail-ed1-x536.google.com [IPv6:2a00:1450:4864:20::536]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B3456BE21 for ; Fri, 13 May 2022 08:42:02 -0700 (PDT) Received: by mail-ed1-x536.google.com with SMTP id y21so10474746edo.2 for ; Fri, 13 May 2022 08:42:02 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=0jWGnYLEOk89JafvWxo6D1kM2erWRnT7G0Vcy9GTq3A=; b=HpqS9gFkTjrWtg3APSVnSpcFvdLsAvhXFrMHchP5dOwOPur4/MHCSpD+1jgS/THOBb twUYDkbdG3yEyeKd5xyWKSAVp8SOujvPMmth9JuJkFICzgoaBc4pIc6O1Q/Dzahkniyr ZAKTS7qJXuOEmVFADkUMYE8kGVYmFDZqme1eQGok0tJa74rjOFlLMwlaSiNCKF5ijVd6 QsL4C1e/QGwTjtv5fp/pz9DfuRFy0cdIsS/OL67TkjOdb/O3tZb+IZDIRvUmdZ1qQHjj q20wr6VMebenCmCYJppMUV/YXCIbaWtxdCaesmr7dNL4oCZaA8BlGqg1GmmG2OTCTJLB QXnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=0jWGnYLEOk89JafvWxo6D1kM2erWRnT7G0Vcy9GTq3A=; b=QPukNrO3uvSQFeXOotlBKHtptoYzfXGM5CGFgl9qHQWH2gBu3Q6n8q3Bf7FL7SOgPv 4BGR7qF/gBwAP/N+dtiwiEI6IlF83HtqG0lYGeu0X5Ax9tz5The9Ney8s5DYodA3J/cf gUtpdfqujsdHHTRf9g/ORe9pf2fSVZy5N9gcsK3EveimVmF6xlofPhI9WmURbSF3hfOw htjq8bAI4RBwpxC2CIYfijIOPlrhgopbClOXAbXzebMBJqMSGM76UEnMrCDkAZcXOvPT ZMaI431fCY7X297LlR0+Yga08757ESUJ7KdZVxeTSV+Yi799aqTosdtiiqaFiAPgVEhK dC7g== X-Gm-Message-State: AOAM532UThGKAkqS/Is703gadhhtp2/pPJxZ0IC6KYe4J3sR7M0M6uiT AhrWPfxtWFM2QZ3ECbbKVJ4= X-Google-Smtp-Source: ABdhPJxOa75BH+/+JPmOTBUZbs3k+AeCsB4DKCB2oBBkrfQxny3JuwaOsVv56C14GSrtfHNHepILnw== X-Received: by 2002:a05:6402:2741:b0:41f:69dc:9bcd with SMTP id z1-20020a056402274100b0041f69dc9bcdmr41052576edd.239.1652456521092; Fri, 13 May 2022 08:42:01 -0700 (PDT) Received: from octofox.metropolis ([178.134.103.46]) by smtp.gmail.com with ESMTPSA id h16-20020a1709066d9000b006f3ef214e73sm848313ejt.217.2022.05.13.08.42.00 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 13 May 2022 08:42:00 -0700 (PDT) From: Max Filippov To: linux-xtensa@linux-xtensa.org Cc: Chris Zankel , linux-kernel@vger.kernel.org, Max Filippov Subject: [PATCH 0/2] xtensa: add division by zero exception handler Date: Fri, 13 May 2022 08:41:49 -0700 Message-Id: <20220513154151.4135905-1-jcmvbkbc@gmail.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, this series adds handlers for hardware and artificial division by zero exceptions. Max Filippov (2): xtensa: add trap handler for division by zero xtensa: support artificial division by 0 exception arch/xtensa/include/asm/thread_info.h | 4 ++ arch/xtensa/kernel/asm-offsets.c | 3 ++ arch/xtensa/kernel/entry.S | 5 +++ arch/xtensa/kernel/traps.c | 53 ++++++++++++++++++++++++++- 4 files changed, 64 insertions(+), 1 deletion(-) -- 2.30.2