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 152C0C43334 for ; Sat, 9 Jul 2022 06:25:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229556AbiGIGZW (ORCPT ); Sat, 9 Jul 2022 02:25:22 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33474 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229549AbiGIGZV (ORCPT ); Sat, 9 Jul 2022 02:25:21 -0400 Received: from bombadil.infradead.org (bombadil.infradead.org [IPv6:2607:7c80:54:3::133]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 14BAF57E34; Fri, 8 Jul 2022 23:25:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=In-Reply-To:Content-Type:MIME-Version :References:Message-ID:Subject:Cc:To:From:Date:Sender:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description; bh=5zqC6/B7/e8C07wEoM+B0njfXe1wcbKaBp+7TWzkiPo=; b=jvfBEMbtcA8GtVYtjjieBTSOsO X3qdQ5a0YIrbfGjpFX8SZhvtjue42BpWlSStPR+Nj/uk+5CvUEn1052Z5BRqFJJ3+eG/Q44DagP61 rTwCZgOVcwWRLiDFmZP4pEIvmRBuV9gan516Nh0p+is5WWYNaM3SSBRMEY0SLlwZCotYUZt6OdpCx Bp1auOjQVJvqiiEOGnKp2kbB/asmCLC+UsDHQgijuZk6B7sao0Dex2dEfO5dUZGr1Xn+sd0sbZS3c 92EqiWblob+HZftOx/WY5V05HJsBEJE9Mrpm3I45k5FURrfS2r+gWbsfyohRtgL0C95GJ+flc04WH GePRj6Bw==; Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1oA3tu-0078te-IK; Sat, 09 Jul 2022 06:25:10 +0000 Date: Fri, 8 Jul 2022 23:25:10 -0700 From: Christoph Hellwig To: Andrii Nakryiko Cc: Christoph Hellwig , Alan Maguire , Yixun Lan , Palmer Dabbelt , linux-riscv@lists.infradead.org, Paul Walmsley , Albert Ou , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , open list , Networking , bpf Subject: Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}() Message-ID: References: <20220703130924.57240-1-dlan@gentoo.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-SRS-Rewrite: SMTP reverse-path rewritten from by bombadil.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: bpf@vger.kernel.org On Fri, Jul 08, 2022 at 03:22:51PM -0700, Andrii Nakryiko wrote: > On Wed, Jul 6, 2022 at 12:00 AM Christoph Hellwig wrote: > > > > On Tue, Jul 05, 2022 at 10:00:42PM -0700, Andrii Nakryiko wrote: > > > riscv existed as of [0], so I'd argue it is a proper bug fix, as > > > corresponding select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE should > > > have been added back then. > > > > How much of an eBPF ecosystem was there on RISC-V at the point? > > No idea, never used RISC-V and didn't pay much attention. But why does > it matter? It matters because we should not spread broken legacy interfaces. 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3E6C7C433EF for ; Sat, 9 Jul 2022 06:25:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:References: Message-ID:Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=Umprs6YgVWovhQH01I+VxqvedOav778E+pzhnPULeRY=; b=gyP1SKsJSe7FnR ImKVTxMj7g41ZBdSAHwe38aMaescCQzAzJ2hPUe54tI+56/imZzMmZIfmDmYUAFWEyeGSXN6fFT3Z uf3bd+jBKnhNJWqay2qE58zdamunbYa9a6YEzvKZbzpjv9PD7xzPoIO8pG+aLT77Y6bxqOdyKNbFY tWLQkTUBHRfNKJ8iSPT83/cOqhvrm6ZoGv1QEapzQ2gze5Sd67ybxeLm/mIHkN6qxtrf4rJ27L1ke kyxJBCy3XaxuIanIFLNcn9jT0Bl9gKyIt3zjlmq+DoXQGE9Xp1Swdb5VWGNKb3aZedHoDlgV88ely QzQkZv2CkSi4Lof9x/PA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1oA3tw-0078u3-4Z; Sat, 09 Jul 2022 06:25:12 +0000 Received: from hch by bombadil.infradead.org with local (Exim 4.94.2 #2 (Red Hat Linux)) id 1oA3tu-0078te-IK; Sat, 09 Jul 2022 06:25:10 +0000 Date: Fri, 8 Jul 2022 23:25:10 -0700 From: Christoph Hellwig To: Andrii Nakryiko Cc: Christoph Hellwig , Alan Maguire , Yixun Lan , Palmer Dabbelt , linux-riscv@lists.infradead.org, Paul Walmsley , Albert Ou , Alexei Starovoitov , Daniel Borkmann , Andrii Nakryiko , Martin KaFai Lau , Song Liu , Yonghong Song , John Fastabend , KP Singh , open list , Networking , bpf Subject: Re: [PATCH] RISC-V/bpf: Enable bpf_probe_read{, str}() Message-ID: References: <20220703130924.57240-1-dlan@gentoo.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On Fri, Jul 08, 2022 at 03:22:51PM -0700, Andrii Nakryiko wrote: > On Wed, Jul 6, 2022 at 12:00 AM Christoph Hellwig wrote: > > > > On Tue, Jul 05, 2022 at 10:00:42PM -0700, Andrii Nakryiko wrote: > > > riscv existed as of [0], so I'd argue it is a proper bug fix, as > > > corresponding select ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE should > > > have been added back then. > > > > How much of an eBPF ecosystem was there on RISC-V at the point? > > No idea, never used RISC-V and didn't pay much attention. But why does > it matter? It matters because we should not spread broken legacy interfaces. _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv