From nobody Thu Dec 18 15:25:57 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 0DCFDEE4993 for ; Mon, 21 Aug 2023 14:58:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235895AbjHUO6L (ORCPT ); Mon, 21 Aug 2023 10:58:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51812 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234273AbjHUO6K (ORCPT ); Mon, 21 Aug 2023 10:58:10 -0400 Received: from mail-lf1-x12f.google.com (mail-lf1-x12f.google.com [IPv6:2a00:1450:4864:20::12f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A7F21D1 for ; Mon, 21 Aug 2023 07:58:08 -0700 (PDT) Received: by mail-lf1-x12f.google.com with SMTP id 2adb3069b0e04-4ffa248263cso5188768e87.2 for ; Mon, 21 Aug 2023 07:58:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1692629887; x=1693234687; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=0wE2zt8g0Wv4wfv5ccirt3Iy9YTM6OrFQ7AyCGM9Z/Y=; b=YBcoIel9aZ8B/LEazKHjIiabsYhQ2D7m+4XXSme4K3zuoKEhJziS8KL9rEZlQz6Arm vICnq3zyZgkq5D5M8ZcVvdQjmB3qUouHOgGeID8Swu5yAAttFz03p1vXQnYkT1vNprWk seTTdXdBZHK++JTMFf2WW8LPu0zKnKzcvxy0I1eEHc//J+HI+DXPodPpQer7AENambQQ t6I5mF3Dy0ieG0wNnED9++WTcDawGSiz6eX1XEZEt7lKnjZPxX/V8Z7DsmP5KaBmxBoa yY20xKJFKIFqmv69fhvO+JG8gttb3PIgmhxZx9oKCG+sRTfNZkFD8Fg9nw2SXMqumyaY 5N+g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1692629887; x=1693234687; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=0wE2zt8g0Wv4wfv5ccirt3Iy9YTM6OrFQ7AyCGM9Z/Y=; b=ai0m41cwCcBHhug8ierZ23WWa0ak23TcRAVR/suzQrQ+IvSHNujoa2xDQIWzJR8JzY /Yx1atkgLa9WUV3qWi4xxn7hX+4rlix/KoGh0LMtUEp/U1P9wzwlh63jpQ/Qj6gsgnxr arEb6DbRbYiTfjt8E+52HgrYZohd+JaK0snkP1bm0p3e94A31r2lq6KVKXuQJK91d09Q 7V+41Nxw+85wOw0yAvypoe+SLFKotG31pvnmtCIH2WYwcoLwlOFdFjobjo9ksLe6ViKm 9/qFeR46gEdt9lG5ZTRY6n9xvv/TKbuZGONASgbuizDOrWrk5vcjeKhDVyqRSjqsyl9X 6Ltg== X-Gm-Message-State: AOJu0YznafwwLyM4xcLFakytUdArfHPb5QlOJ8inYy9s3gMogWWBBhC/ xadWrVtkwRMSovd9xEWxx/aSrY9pFe4= X-Google-Smtp-Source: AGHT+IFn/3AuiAPJOg2Gh449w9l0VkWH1IUJilqxS4AsvZfnegj9xx/6B6xmlLTEWEEk3krz52yNyg== X-Received: by 2002:a05:6512:ad3:b0:4f7:6966:36fb with SMTP id n19-20020a0565120ad300b004f7696636fbmr5234936lfu.12.1692629886700; Mon, 21 Aug 2023 07:58:06 -0700 (PDT) Received: from nam-dell (wlan-246006.nbw.tue.nl. [131.155.246.6]) by smtp.gmail.com with ESMTPSA id s16-20020a1709067b9000b009932337747esm6617540ejo.86.2023.08.21.07.58.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 21 Aug 2023 07:58:06 -0700 (PDT) From: Nam Cao To: Paul Walmsley , Palmer Dabbelt , Albert Ou , linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Nam Cao Subject: [PATCH v2] riscv: put interrupt entries into .irqentry.text Date: Mon, 21 Aug 2023 16:57:09 +0200 Message-Id: <20230821145708.21270-1-namcaov@gmail.com> X-Mailer: git-send-email 2.34.1 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" The interrupt entries are expected to be in the .irqentry.text section. For example, for kprobes to work properly, exception code cannot be probed; this is ensured by blacklisting addresses in the .irqentry.text section. Fixes: 7db91e57a0ac ("RISC-V: Task implementation") Signed-off-by: Nam Cao --- v2: add fix tag arch/riscv/kernel/entry.S | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/riscv/kernel/entry.S b/arch/riscv/kernel/entry.S index 143a2bb3e697..d7dd9030df3f 100644 --- a/arch/riscv/kernel/entry.S +++ b/arch/riscv/kernel/entry.S @@ -14,6 +14,8 @@ #include #include =20 + .section .irqentry.text, "ax" + SYM_CODE_START(handle_exception) /* * If coming from userspace, preserve the user thread pointer and load --=20 2.34.1