Received: by 2002:a05:7412:419a:b0:f3:1519:9f41 with SMTP id i26csp4717605rdh; Wed, 29 Nov 2023 08:46:07 -0800 (PST) X-Google-Smtp-Source: AGHT+IE2clybYaye334dktZ/6Bk8mdHmIyRewg1Na+F2WfNk54fCWbZOUZjozNQSX2Ax3Nql4Vv9 X-Received: by 2002:a05:6a00:2a09:b0:6bd:9281:9453 with SMTP id ce9-20020a056a002a0900b006bd92819453mr17924382pfb.9.1701276366858; Wed, 29 Nov 2023 08:46:06 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1701276366; cv=none; d=google.com; s=arc-20160816; b=TJEI8uavEZ69jBnt2hwQ9F9vY1fcJjWOl/aPXxUUoE5v2uXpcU3+fH7U6Hkd0PuuWa sbA5Zt6gQbDPIKLGDc6ATTkMyTNUoU0AeSq84F9OMdV8JhRQd9D3IA8vf3bJ+4cKhpkX iwDSopm9lYobzlLmHsaIUtARs2DDq3HYcnqipvNM9fGGF6lRVuF06QQvnH+XLIlEmYC0 sbe8nPwhRRMFuhJYmajSz+itsq7pHNDP4ZcACSaDV0glvnoLB+gaY/3ZsscOnptbL3Xe fshjE/AFVYExr2Cknag/yfpokmPdF7uxgQoV5qyvRYjS0Dia5em10WCOx9VDrU4bx3Jd dxnQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date:dkim-signature; bh=AUrTChoc66XeV0GsgVjdZSx4wAh33cl3WQaLI1/3Bjg=; fh=96jsLptjhc4IAoosPVluHMWpFIMYoik26WI9RRqak4Q=; b=pMo948WGhX4fHSkmPEw7+U4nZ5Z5kF9QNvp9aflihlrvvhZe5sbqDeHZVVWBFeV0qb MPe5JrsdsXj1D/QSGk7Ft9xEBp2R4371i7q6V639pqxxmq7f+cewX/evmkz0DGXjFvma WP9ySmMs23FSuUGQxgROeHcpadJkirxNt+7YiUUrutaNbfOXF5xgV2hzqHC/uAP24/Qy +FEJfhiEF4hNlk+7NrSOBRDbS/Fv/2cIBPunRcFkSUM1nFJ7S48/lfoHpOGfgsxTWRtU X28BGma1iwU+PD1Kage0gDNDzOKE9tYfJRDixK69CLQ2BpEtbzZz+rPcbwNXsHa0SUDN FhAQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=V3inMrDz; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from agentk.vger.email (agentk.vger.email. [23.128.96.32]) by mx.google.com with ESMTPS id s23-20020a63f057000000b005be3683ec6asi14621857pgj.184.2023.11.29.08.46.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Nov 2023 08:46:06 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) client-ip=23.128.96.32; Authentication-Results: mx.google.com; dkim=pass header.i=@infradead.org header.s=casper.20170209 header.b=V3inMrDz; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.32 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by agentk.vger.email (Postfix) with ESMTP id 86D8A80B130D; Wed, 29 Nov 2023 08:46:04 -0800 (PST) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.11 at agentk.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229542AbjK2Qps (ORCPT + 99 others); Wed, 29 Nov 2023 11:45:48 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:39486 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229518AbjK2Qpr (ORCPT ); Wed, 29 Nov 2023 11:45:47 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A0A0290; Wed, 29 Nov 2023 08:45:52 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; 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=AUrTChoc66XeV0GsgVjdZSx4wAh33cl3WQaLI1/3Bjg=; b=V3inMrDzxw2OJuvwPapGdJEJrC JrPe614IpXtpeM8ebzEKMhI59QCRqs8hwyRKeBSBrgCWdzd8q3yFl3mOUps8p61eHxn8UHfntgGL4 5h4VY0Cru0v0fPAdfkPpPE+0R6M3497GsVD0XICjo6pbV0XDOdG9mYnJgsDzl2QuWidqxGV8bOn3F H0ArBjc4ZrYsXV6QnLOOVI4c9mMSMCrcm3sEVx0ppLABbpVYwE1hJBY5O385tYdGmwwEa3ZqN/dmT NTkMeLeGF85LFZg4zceNlFwsyq4Jr1FXbOejhERdSiMvQxi0dk5c6Ude5glYxvAC3bbrH6VxIYFPw 8qlXurfw==; Received: from j130084.upc-j.chello.nl ([24.132.130.84] helo=noisy.programming.kicks-ass.net) by casper.infradead.org with esmtpsa (Exim 4.94.2 #2 (Red Hat Linux)) id 1r8Ngq-00Dab0-83; Wed, 29 Nov 2023 16:45:32 +0000 Received: by noisy.programming.kicks-ass.net (Postfix, from userid 1000) id 6F72830017D; Wed, 29 Nov 2023 17:45:31 +0100 (CET) Date: Wed, 29 Nov 2023 17:45:31 +0100 From: Peter Zijlstra To: Alice Ryhl Cc: willy@infradead.org, a.hindborg@samsung.com, alex.gaynor@gmail.com, arve@android.com, benno.lossin@proton.me, bjorn3_gh@protonmail.com, boqun.feng@gmail.com, brauner@kernel.org, cmllamas@google.com, dan.j.williams@intel.com, dxu@dxuuu.xyz, gary@garyguo.net, gregkh@linuxfoundation.org, joel@joelfernandes.org, keescook@chromium.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, maco@android.com, ojeda@kernel.org, rust-for-linux@vger.kernel.org, surenb@google.com, tglx@linutronix.de, tkjos@android.com, viro@zeniv.linux.org.uk, wedsonaf@gmail.com Subject: Re: [PATCH 1/7] rust: file: add Rust abstraction for `struct file` Message-ID: <20231129164531.GH23596@noisy.programming.kicks-ass.net> References: <20231129164251.3475162-1-aliceryhl@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231129164251.3475162-1-aliceryhl@google.com> X-Spam-Status: No, score=-0.9 required=5.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on agentk.vger.email Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (agentk.vger.email [0.0.0.0]); Wed, 29 Nov 2023 08:46:04 -0800 (PST) On Wed, Nov 29, 2023 at 04:42:51PM +0000, Alice Ryhl wrote: > Second, there's potentially an increased maintenance burden when C > methods are reimplemented in Rust. Any change to the implementation on > the C side would have to be reflected on the Rust side. C to Rust compiler FTW :-)