From mboxrd@z Thu Jan 1 00:00:00 1970 From: Olivier MATZ Subject: Re: build issue with out-of-tree builds and multiple mounts Date: Mon, 04 May 2015 14:48:20 +0200 Message-ID: <55476A94.5000809@6wind.com> References: <55476941.3030202@netinsight.net> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable To: =?UTF-8?B?U2ltb24gS8OlZ3N0csO2bQ==?= , dev-VfR2kkLFssw@public.gmane.org Return-path: In-Reply-To: <55476941.3030202-vI6UBbBVNY+JA8cjQkG2/g@public.gmane.org> List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces-VfR2kkLFssw@public.gmane.org Sender: "dev" Hi Simon, On 05/04/2015 02:42 PM, Simon K=C3=A5gstr=C3=B6m wrote: > Hi! >=20 > I'm trying to do a out-of-tree build of DPDK 2.0.0 (with make -C and > O=3D), but failing with errors such as >=20 > In file included from > [...]/lib/librte_eal/common/include/rte_eal_memconfig.h:40:0, > [...] > rte_malloc_heap.h:39:26: fatal error: rte_spinlock.h: No such file or > directory >=20 > Looking in the include/ directory in my build directory, I see a lot of > invalid symlinks to things like rte_spinlock.h: >=20 > lrwxrwxrwx 1 ska users 99 May 4 14:33 rte_spinlock.h -> > ../[...]/dpdk/lib/librte_eal/common/include/arch/x86/rte_spinlock.h Can you please send the full make command line that produces this issue? Thanks, Olivier >=20 > and I believe that this is caused by my use of multiple mounts: I have > my home directory and the source code on NFS, while the build directory > is on local disk (under a build/-symlink from my home directory). So > using ../ relative to the build directory will actually end up on the > local disk, and not work. >=20 >=20 > I guess it should be possible to workaround this by building somewhere > else, but perhaps there is some patch to be made in mk/? Any pointer to > where to look? >=20 > // Simon >=20