https://jira.whamcloud.com This file is an XML representation of an issue en-us 9.4.14 940014 05-12-2023 https://jira.whamcloud.com/browse/LU-1468 Lustre <p>This is an improvement to support OFED-3.2, 3.3, .. with Lustre.<br/> The right now, OFED is moving forward new structure (compat-rdma). The new approach is OFED based on the linux kernel + backports for less kernel revision and few distributions. (RHEL6.2, SLES11SP2, etc.) Here is detail.<br/> <a href="http://lists.openfabrics.org/pipermail/ewg/2012-February/017303.html" class="external-link" target="_blank" rel="nofollow noopener">http://lists.openfabrics.org/pipermail/ewg/2012-February/017303.html</a></p> <p>The benefits are that we can use the lustre with latest Infiniband codes (contains improvements, new features and bug fixes) for the clients and servers. It's not only for the lustre itself, but also we can get improvements for IPoIB, SRP, etc.. </p> RHEL6, OFED-3.X LU-1468

Support Compat RDMA for O2IB

Improvement Blocker Resolved Fixed Minh Diep Shuichi Ihara LB Sat, 2 Jun 2012 06:45:22 +0000 Sat, 15 Nov 2014 23:11:21 +0000 Wed, 13 Mar 2013 08:38:28 +0000 Lustre 2.3.0 Lustre 2.4.0 Lustre 2.4.0 Lustre 2.1.6 0 10 <p>patch for master. <a href="http://review.whamcloud.com/#change,3011" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/#change,3011</a></p> <p>Ihara</p> <p>Thanks for the patch!</p> <p>Minh</p> <p>Could you please review this patch contribution?</p> <p>Thanks</p> <p>Peter</p> <p>Hi Ihara,</p> <p>Before diving into the patch, could you confirm that your change is backward compatible to OFED 1.x.x?</p> <p>Yes, nothing changes for current OFED-1.x.x. <br/> I just added new checker in Makefile and handle if pointed OFED is compat-rdma.<br/> Also, I've tested OFED-1.5.4.1 with patch applied branch. If you can test them with OFED-1.x.x too, that would be great.</p> <p>tested OFED-3.5-rc4 with patchset10.</p> <p>Patch landed to master.</p> <p>I am porting this to b2_1 which is on later kernel 2.6.32-279.22.1.el6, and I am seeing this broken during build</p> <p>Type 'make' to build Lustre.<br/> + make -j 8 -s<br/> Making all in .<br/> In file included from /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/compat-2.6.h:53,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.h:83,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.c:43:<br/> /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/compat-2.6.34.h:290:1: error: "rcu_dereference_protected" redefined<br/> In file included from include/linux/tracepoint.h:18,<br/> from /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/tracepoint.h:19,<br/> from include/linux/module.h:18,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.h:49,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.c:43:<br/> include/linux/rcupdate.h:256:1: error: this is the location of the previous definition<br/> In file included from /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/compat-2.6.h:59,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.h:83,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.c:43:<br/> /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/compat-3.0.h:90:1: error: "kfree_rcu" redefined<br/> In file included from include/linux/tracepoint.h:18,<br/> from /root/lu1468/BUILD/compat-rdma-devel/usr/src/compat-rdma/include/linux/tracepoint.h:19,<br/> from include/linux/module.h:18,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.h:49,<br/> from /root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.c:43:<br/> include/linux/rcupdate.h:389:1: error: this is the location of the previous definition<br/> make<span class="error">&#91;7&#93;</span>: *** <span class="error">&#91;/root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd/o2iblnd.o&#93;</span> Error 1<br/> make<span class="error">&#91;6&#93;</span>: *** <span class="error">&#91;/root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds/o2iblnd&#93;</span> Error 2<br/> make<span class="error">&#91;5&#93;</span>: *** <span class="error">&#91;/root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet/klnds&#93;</span> Error 2<br/> make<span class="error">&#91;4&#93;</span>: *** <span class="error">&#91;/root/lu1468/BUILD/BUILD/lustre-2.1.4/lnet&#93;</span> Error 2<br/> make<span class="error">&#91;4&#93;</span>: *** Waiting for unfinished jobs....<br/> make<span class="error">&#91;3&#93;</span>: *** <span class="error">&#91;_module_/root/lu1468/BUILD/BUILD/lustre-2.1.4&#93;</span> Error 2<br/> make<span class="error">&#91;2&#93;</span>: *** <span class="error">&#91;modules&#93;</span> Error 2<br/> make<span class="error">&#91;1&#93;</span>: *** <span class="error">&#91;all-recursive&#93;</span> Error 1<br/> make: *** <span class="error">&#91;all&#93;</span> Error 2<br/> error: Bad exit status from /var/tmp/rpm-tmp.5kT5mc (%build)</p> <p>patch <a href="http://review.whamcloud.com/#change,5688" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/#change,5688</a></p> <p>This is caused due to kernel header(include/linux/rcupdate.h) chagnes on the latest kernel. (2.6.32-279.22.1.el6)<br/> Please see <a href="https://jira.whamcloud.com/browse/LU-2975" title="Build fails on 2.6.32-279.22.1.el6 due to two functions redefined" class="issue-link" data-issue-key="LU-2975"><del>LU-2975</del></a>.</p> <p>Shuichi Ihara (sihara@ddn.com) uploaded a new patch: <a href="http://review.whamcloud.com/12739" class="external-link" target="_blank" rel="nofollow noopener">http://review.whamcloud.com/12739</a><br/> Subject: <a href="https://jira.whamcloud.com/browse/LU-1468" title="Support Compat RDMA for O2IB" class="issue-link" data-issue-key="LU-1468"><del>LU-1468</del></a> o2iblnd: patch to support OFED-3.5<br/> Project: fs/lustre-release<br/> Branch: b1_8<br/> Current Patch Set: 1<br/> Commit: ddf1a2a25d3d54530587d972d5dec1aec0f63c82</p> Related LU-2975 Development Rank 1|hzvfnr: Rank (Obsolete) 6183