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 96570EE49A5 for ; Mon, 21 Aug 2023 08:01:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233889AbjHUIBi (ORCPT ); Mon, 21 Aug 2023 04:01:38 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60052 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbjHUIBh (ORCPT ); Mon, 21 Aug 2023 04:01:37 -0400 Received: from smtp-out1.suse.de (smtp-out1.suse.de [195.135.220.28]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B39D2A8 for ; Mon, 21 Aug 2023 01:01:35 -0700 (PDT) Received: from relay2.suse.de (relay2.suse.de [149.44.160.134]) by smtp-out1.suse.de (Postfix) with ESMTP id 7611C2297B; Mon, 21 Aug 2023 08:01:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_rsa; t=1692604894; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=8BBh7KO/rWIsvAPTT++pOv5NwgOadfrFZd4xxBSpVDM=; b=D+29zRSPO8o1VT2rMtedAIfwBcukofUh8QNyewcvhZGT0A6Qx7xyXh0p4K6oxKXVGdCnoi cFNdll2cQHuiU2U0jGxKk0w9cFYrFp9zdNFQo3JeXw7DJqvwTzB/AmLTZ29ANA50FjKY3g eahwssSEZK94HVMWOdEFmmB3IESojA4= DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=suse.de; s=susede2_ed25519; t=1692604894; h=from:from:reply-to:date:date:message-id:message-id:to:to:cc:cc: mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=8BBh7KO/rWIsvAPTT++pOv5NwgOadfrFZd4xxBSpVDM=; b=fziSU3tsUIaB5AQnsBUTlaTDgVMRkSEm3IlmPKTyVEVAcgutZzV9eX/xiO6/Cra3zoHcHg Pb11Hl3R3r8nKFAA== Received: from hawking.nue2.suse.org (unknown [10.168.4.11]) by relay2.suse.de (Postfix) with ESMTP id 0110A2C143; Mon, 21 Aug 2023 08:01:33 +0000 (UTC) Received: by hawking.nue2.suse.org (Postfix, from userid 17005) id E2BEA4AB2B4; Mon, 21 Aug 2023 10:01:33 +0200 (CEST) From: Andreas Schwab To: Nylon Chen Cc: Conor Dooley , linux-kernel@vger.kernel.org, linux-riscv@lists.infradead.org, jszhang@kernel.org, ajones@ventanamicro.com, aou@eecs.berkeley.edu, palmer@dabbelt.com, paul.walmsley@sifive.com, greentime.hu@sifive.com, zong.li@sifive.com, nylon7717@gmail.com Subject: Re: [PATCH v2] RISC-V: Support 32_PCREL relocation type in kernel module In-Reply-To: (Nylon Chen's message of "Mon, 21 Aug 2023 15:51:14 +0800") References: <20230615072302.25638-1-nylon.chen@sifive.com> <20230615-unvisited-deceit-9beab8ce987a@wendy> <20230615-luxurious-rewire-84ff9d639fea@wendy> <20230615084310.GA780@hsinchu15> <20230615094732.GA8710@hsinchu15> X-Yow: Th' PINK SOCK... soaking... soaking... soaking... Th' PINK SOCK... washing... washing... washing... Th' PINK SOCK... rinsing... rinsing... rinsing... Date: Mon, 21 Aug 2023 10:01:33 +0200 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) MIME-Version: 1.0 Content-Type: text/plain Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Aug 21 2023, Nylon Chen wrote: > If RISC-V were to support the unwind table in the future, would we > need to re-enable it? Would this require implementing related > changes(module relocation type handler) at that time? I'm not quite sure I understand your question. Nothing in the kernel makes use of unwind tables on RISC-V, so there is no point in generating them. -- Andreas Schwab, SUSE Labs, schwab@suse.de GPG Key fingerprint = 0196 BAD8 1CE9 1970 F4BE 1748 E4D4 88E3 0EEA B9D7 "And now for something completely different."