From mboxrd@z Thu Jan 1 00:00:00 1970 From: Oleg Drokin Subject: Re: linux-next: build failure after merge of the nfs tree Date: Mon, 24 Aug 2015 10:48:07 -0400 Message-ID: References: <20150818105634.5be18a1c@canb.auug.org.au> <20150824091607.4e07c55a@canb.auug.org.au> Mime-Version: 1.0 (Apple Message framework v1283) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 8BIT Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Trond Myklebust Cc: Stephen Rothwell , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Chuck Lever , Anna Schumaker , Amir Shehata List-Id: linux-next.vger.kernel.org Hello! On Aug 24, 2015, at 10:17 AM, Trond Myklebust wrote: > Hi Stephen, > > On Sun, Aug 23, 2015 at 7:16 PM, Stephen Rothwell wrote: >> Hi Trond, >> >> On Tue, 18 Aug 2015 10:56:34 +1000 Stephen Rothwell wrote: >>> >>> After merging the nfs tree, today's linux-next build (x86_64 allmodconfig) >>> failed like this: >>> >>> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c: In function 'kiblnd_pmr_pool_map': >>> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:1828:2: error: implicit declaration of function 'ib_reg_phys_mr' [-Werror=implicit-function-declaration] >>> pmr->pmr_mr = ib_reg_phys_mr(hdev->ibh_pd, >>> ^ >>> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:1828:14: warning: assignment makes pointer from integer without a cast >>> pmr->pmr_mr = ib_reg_phys_mr(hdev->ibh_pd, >>> ^ >>> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c: In function 'kiblnd_hdev_setup_mrs': >>> drivers/staging/lustre/lnet/klnds/o2iblnd/o2iblnd.c:2380:6: warning: assignment makes pointer from integer without a cast >>> mr = ib_reg_phys_mr(hdev->ibh_pd, &ipb, 1, acflags, &iova); >>> ^ >>> >>> Caused by commit >>> >>> 1241d7bf2ac8 ("core: Remove the ib_reg_phys_mr() and ib_rereg_phys_mr() verbs") >>> >>> which noted this build failure would occur :-( >>> >>> Since this commit is self comtained, I have reverted it until someone >>> provides a fix for the lustre code. >> >> Any chance of you including the below patch into the nfs tree to fix >> the allmodfig build? Currently, I have to disable lustre in the nfs >> tree merge and then reenable it in the staging tree merge - which shows >> that this patch (which is also in the staging tree) fixes the build >> problem. Without this patch (or a patch that disables lustre), if the >> nfs tree is merged by Linus before the staging tree, his allmodconfig >> build will break. >> >> (Greg's SOB line is there because he has also included this patch in >> the staging tree.) > > If Oleg is OK with this, then I can certainly try. I am sure fine with that. Thanks Bye, Oleg