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=-3.8 required=3.0 tests=BAYES_00, 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 4DDDEC433E6 for ; Tue, 9 Feb 2021 16:52:32 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 00A3A64EB8 for ; Tue, 9 Feb 2021 16:52:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233033AbhBIQwW convert rfc822-to-8bit (ORCPT ); Tue, 9 Feb 2021 11:52:22 -0500 Received: from lithops.sigma-star.at ([195.201.40.130]:44164 "EHLO lithops.sigma-star.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233146AbhBIQu6 (ORCPT ); Tue, 9 Feb 2021 11:50:58 -0500 Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id 493E46083270; Tue, 9 Feb 2021 17:50:13 +0100 (CET) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10032) with ESMTP id LgSQItoluF3W; Tue, 9 Feb 2021 17:50:13 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by lithops.sigma-star.at (Postfix) with ESMTP id E8B21608A38F; Tue, 9 Feb 2021 17:50:12 +0100 (CET) Received: from lithops.sigma-star.at ([127.0.0.1]) by localhost (lithops.sigma-star.at [127.0.0.1]) (amavisd-new, port 10026) with ESMTP id GB4FDVzrT0QH; Tue, 9 Feb 2021 17:50:12 +0100 (CET) Received: from lithops.sigma-star.at (lithops.sigma-star.at [195.201.40.130]) by lithops.sigma-star.at (Postfix) with ESMTP id B1F2F6083270; Tue, 9 Feb 2021 17:50:12 +0100 (CET) Date: Tue, 9 Feb 2021 17:50:12 +0100 (CET) From: Richard Weinberger To: Luca Risolia Cc: Miklos Szeredi , Vignesh Raghavendra , fuse-devel , Miquel Raynal , linux-kernel , Boris Brezillon , linux-mtd , Ron Minnich , sven Message-ID: <492787386.378826.1612889412476.JavaMail.zimbra@nod.at> In-Reply-To: <705c010b-653a-1dd0-87b9-f3cc83c21802@studio.unibo.it> References: <20210124232007.21639-1-richard@nod.at> <3a9c19cf-2c25-a3bf-a200-6d223952797a@studio.unibo.it> <443281182.378615.1612885278254.JavaMail.zimbra@nod.at> <1517729157.378701.1612886684264.JavaMail.zimbra@nod.at> <231074135.378774.1612888173941.JavaMail.zimbra@nod.at> <705c010b-653a-1dd0-87b9-f3cc83c21802@studio.unibo.it> Subject: Re: [fuse-devel] [PATCH 0/8] MUSE: Userspace backed MTD v3 MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8BIT X-Originating-IP: [195.201.40.130] X-Mailer: Zimbra 8.8.12_GA_3807 (ZimbraWebClient - FF78 (Linux)/8.8.12_GA_3809) Thread-Topic: MUSE: Userspace backed MTD v3 Thread-Index: q37PlZSRNO35cCN77UrdwzImPA2u1g== Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ----- Ursprüngliche Mail ----- > On 09/02/21 17:29, Richard Weinberger wrote: >> The mmap() call itself. Of course you need to touch code. >> Maybe just cuse_lowlevel.c, maybe kernel too. > > A patch had been submitted some years ago, more than once, asking for > inclusion in the kernel, but facts are that at that time nobody in the > FUSE group considered it. So much work and time lost, unfortunately. Well, I think having a generic mmap() for CUSE is hard to achieve. Thanks, //richard