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 X-Spam-Level: X-Spam-Status: No, score=-5.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A6B7CC433E6 for ; Mon, 15 Mar 2021 09:10:39 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 6E18864ED2 for ; Mon, 15 Mar 2021 09:10:39 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229549AbhCOJKG (ORCPT ); Mon, 15 Mar 2021 05:10:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38554 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229490AbhCOJJu (ORCPT ); Mon, 15 Mar 2021 05:09:50 -0400 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 7701CC061574; Mon, 15 Mar 2021 02:09:50 -0700 (PDT) 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=a9gg6oJQhPPM7u3VKZMtdQzIuN1q3Wx++payqsoQUyo=; b=mFecxq7ONcsePC6b0VSW3y9V6t PVSk5CTm0jpk4ChPtmaYl9/Pwho3AkaNrtLDTUjN8pJaDVS0q9LjQy4FQ4/zNolRtK5KmIkXpYmZG glLOI7o2kH5qU0A57FX81pbhx18d8uALXHe1TvXBG00Lj9H/jGkO1ZDUBGseO/2ihCMcY8EYKtHqO P5CumkZonUW2+fOXpswXn98pf42x2mXffxiIcICa7g5hKQ6XkWKFWHErwDk51QE7+JF705Wg1geCp 4miqNpwdhMR1s4jjQJryKg/Br36ZPhbSFwCrN168mt6j75oZ1y22dtOwx4g7e0wW+SADD8jx2I3yn kI8DmPiw==; Received: from hch by casper.infradead.org with local (Exim 4.94 #2 (Red Hat Linux)) id 1lLjD4-00HUP1-8A; Mon, 15 Mar 2021 09:08:25 +0000 Date: Mon, 15 Mar 2021 09:08:22 +0000 From: Christoph Hellwig To: Xie Yongji Cc: mst@redhat.com, jasowang@redhat.com, stefanha@redhat.com, sgarzare@redhat.com, parav@nvidia.com, bob.liu@oracle.com, hch@infradead.org, rdunlap@infradead.org, willy@infradead.org, viro@zeniv.linux.org.uk, axboe@kernel.dk, bcrl@kvack.org, corbet@lwn.net, mika.penttila@nextfour.com, dan.carpenter@oracle.com, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, kvm@vger.kernel.org, linux-fsdevel@vger.kernel.org Subject: Re: [PATCH v5 01/11] file: Export __receive_fd() to modules Message-ID: <20210315090822.GA4166677@infradead.org> References: <20210315053721.189-1-xieyongji@bytedance.com> <20210315053721.189-2-xieyongji@bytedance.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210315053721.189-2-xieyongji@bytedance.com> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org. See http://www.infradead.org/rpr.html Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Mon, Mar 15, 2021 at 01:37:11PM +0800, Xie Yongji wrote: > Export __receive_fd() so that some modules can use > it to pass file descriptor between processes. I really don't think any non-core code should do that, especilly not modular mere driver code.