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=-7.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 8BB48C2D0F3 for ; Wed, 1 Apr 2020 22:10:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 625542077D for ; Wed, 1 Apr 2020 22:10:30 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="HPq/FWj3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732864AbgDAWK0 (ORCPT ); Wed, 1 Apr 2020 18:10:26 -0400 Received: from mail-wm1-f66.google.com ([209.85.128.66]:50998 "EHLO mail-wm1-f66.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1732687AbgDAWK0 (ORCPT ); Wed, 1 Apr 2020 18:10:26 -0400 Received: by mail-wm1-f66.google.com with SMTP id t128so1410926wma.0; Wed, 01 Apr 2020 15:10:23 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:reply-to:references:mime-version :content-disposition:in-reply-to:user-agent; bh=/KipLt+yI4hk4j/cdZ9DjitutZWqDp00pMlHvjB1TpM=; b=HPq/FWj3IdXUZh3MzvrXtferZKJdvTA+AuOD60PC+xEQ9NoDRmW6Ftyx8Ie3v2kFON uSAuACjwsUnL1Csmg25SsZZRzOIxs0JomyoYfebnXkSscZ5or3o5BH3K3P9yD5uTfBqj qpf13Wg+RZ1/jZgIRgd/RIf25eJtxefwO7kLYq55mejjaTMXO6D0ekPxAwrrGp7f8YmQ OiPILd4+Ty3hto7SRanL4SJho8EXi2tPqDMefOOCulXKfac4JEFf8ABNp6XbEFYWSa/5 gSLenMqtaj+FUSWuIYEUsgOOvf+tQhzGtbp5N04M60UsrREjSeARTZl0OWvrYNVLBSRg UF0g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:reply-to :references:mime-version:content-disposition:in-reply-to:user-agent; bh=/KipLt+yI4hk4j/cdZ9DjitutZWqDp00pMlHvjB1TpM=; b=HL7NVGH8vaCoLOT2zw0uRO9Tm8y5BbnLOdHaYi5Swp2YdGeySgD5hWN7D4fneqRmRj i7v7LZh/9T+0F7I6KQ2GF19AcNFaEzI9HxfqT3GleXhqe8EmwaewyyKaSECUj5aEBmml ZXhFaO8X5RHOu6KUPE1mUgbS3wlnEod6FQ7EIpOdrPOK++TXYElwlEKrcZc7Mm3UK1Ni 4Ws+o4dyn1zfDDvBft7zhfcdfTZebArdEAnVZN1zA/CwsMqzBxwYQJY7Q3LcLxLn9Ix9 5ErBDH9sdaLV1/koXc+Ze7vQSlx2Ycm+oa1Hl1pSG820QxYGnmQ9Q+vQ0tjr71mmg1/B NF2w== X-Gm-Message-State: AGi0PuatdTY8OYNkiZWwmoLoPMKLv1GYkp/kBIanrEkZBT64Lr0Z04KN 1xUL/c4W7/9f4+qcBQGj/oxJAmJp X-Google-Smtp-Source: APiQypLaU4z3yEt8m02m4ZBvHwDsHPORzy2HQwNxRVQLk7wEkQF2kmj0g7SHTTuKTOuRn7VFQ+oDhA== X-Received: by 2002:a1c:2007:: with SMTP id g7mr161947wmg.70.1585779022908; Wed, 01 Apr 2020 15:10:22 -0700 (PDT) Received: from localhost ([185.92.221.13]) by smtp.gmail.com with ESMTPSA id 71sm4922515wrc.53.2020.04.01.15.10.21 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 01 Apr 2020 15:10:21 -0700 (PDT) Date: Wed, 1 Apr 2020 22:10:21 +0000 From: Wei Yang To: Matthew Wilcox Cc: Wei Yang , linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 5/9] XArray: entry in last level is not expected to be a node Message-ID: <20200401221021.v6igvcpqyeuo2cws@master> Reply-To: Wei Yang References: <20200330123643.17120-1-richard.weiyang@gmail.com> <20200330123643.17120-6-richard.weiyang@gmail.com> <20200330124842.GY22483@bombadil.infradead.org> <20200330141558.soeqhstone2liqud@master> <20200330142821.GD22483@bombadil.infradead.org> <20200331134208.gfkyym6n3gpgk3x3@master> <20200331164212.GC21484@bombadil.infradead.org> <20200331220440.roq4pv6wk7tq23gx@master> <20200331235912.GD21484@bombadil.infradead.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200331235912.GD21484@bombadil.infradead.org> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org On Tue, Mar 31, 2020 at 04:59:12PM -0700, Matthew Wilcox wrote: >On Tue, Mar 31, 2020 at 10:04:40PM +0000, Wei Yang wrote: >> cc -I. -I../../include -g -Og -Wall -D_LGPL_SOURCE -fsanitize=address -fsanitize=undefined -c -o main.o main.c >> In file included from ./linux/../../../../include/linux/radix-tree.h:15, >> from ./linux/radix-tree.h:5, >> from main.c:10: >> ./linux/rcupdate.h:5:10: fatal error: urcu.h: No such file or directory >> 5 | #include >> | ^~~~~~~~ >> compilation terminated. >> make: *** [: main.o] Error 1 > >Oh, you need liburcu installed. On Debian, that's liburcu-dev ... probably >liburcu-devel on Red Hat style distros. The bad news is I didn't find the package on Fedora. I am trying to build it from source. Is this git repo the correct one? git clone git://git.liburcu.org/userspace-rcu.git -- Wei Yang Help you, Help me