From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751364Ab2IYEKS (ORCPT ); Tue, 25 Sep 2012 00:10:18 -0400 Received: from cantor2.suse.de ([195.135.220.15]:32847 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750774Ab2IYEKR (ORCPT ); Tue, 25 Sep 2012 00:10:17 -0400 Date: Tue, 25 Sep 2012 14:10:05 +1000 From: NeilBrown To: Stephen Rothwell Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: linux-next: build failure after merge of the md tree Message-ID: <20120925141005.2a83593e@notabene.brown> In-Reply-To: <20120925133146.36615871cf4ccbcbd422ed87@canb.auug.org.au> References: <20120925133146.36615871cf4ccbcbd422ed87@canb.auug.org.au> X-Mailer: Claws Mail 3.7.10 (GTK+ 2.24.7; x86_64-suse-linux-gnu) Mime-Version: 1.0 Content-Type: multipart/signed; micalg=PGP-SHA1; boundary="Sig_/AVb3x23g=xwDjDgAYF6cLAA"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/AVb3x23g=xwDjDgAYF6cLAA Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable On Tue, 25 Sep 2012 13:31:46 +1000 Stephen Rothwell wrote: > Hi Neil, >=20 > After merging the md tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: >=20 > ERROR: "__tracepoint_block_unplug" [drivers/md/raid456.ko] undefined! >=20 > Presumably caused by commit 14817e9a6dab ("md/raid5: add blktrace calls"). >=20 > CONFIG_MD_RAID456=3Dm >=20 > I have used the md tree from next-20120924 for today. Thanks. I requires the following which I have already sent to Jens Axboe. I might pull my patch until this fix-up is resolve. Thanks, NeilBrown =46rom 0ef9cbd6e5c6f6c9f303c8a7c905afb3fb55c28d Mon Sep 17 00:00:00 2001 From: NeilBrown Date: Tue, 25 Sep 2012 09:56:31 +1000 Subject: [PATCH] block: export trace_block_unplug This allows stacked devices (like md/raid5) to provide blktrace tracing, including unplug events. Reported-by: Fengguang Wu Signed-off-by: NeilBrown diff --git a/block/blk-core.c b/block/blk-core.c index 4b4dbdf..ef55ae0 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -40,6 +40,7 @@ EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_remap); EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap); EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete); +EXPORT_TRACEPOINT_SYMBOL_GPL(block_unplug); =20 DEFINE_IDA(blk_queue_ida); =20 --Sig_/AVb3x23g=xwDjDgAYF6cLAA Content-Type: application/pgp-signature; name=signature.asc Content-Disposition: attachment; filename=signature.asc -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.18 (GNU/Linux) iQIVAwUBUGEunjnsnt1WYoG5AQK8yhAAi1qYovddDfRCggqvw2nGS8jFAMCuylHy Wm2Hh0jR5BL9Fu76o0SVOsUw7ADDUll5ZQG3FuPgViV026+R48vddoJN/Nu3jMZT KNDr4evIQRVQk7XhSHQLKuLJ1fxV896vnNhckeGUmiC8E33Dr6/+wp4n93pQb3Z8 w8pMQtXsUE10iXI9TN6dpyMIvOpyhPJBANQfw1Qc3xpOe2wxPyhIbDTxm5Two5+i 6bVNTaumH84IOQYgk20JpkmeaScRu8EBPCInby/2a/E1EIueqsUPPaEAVxj5uw2g 3cbczhvDF7eaTNHYByhJSKDLytp0wP8V5r410bWkpi1WLbDG8Daf5xMyBkjvngUY Z1WouxeU11T2+qVVhQovASk9B6D1pZrrjq//jX5eoEY6Iq/cKfZsulvSwnHkOJDt gusODXYY8V5q0AyGuSXb4/Mfh7XqpkApti/3LA3KyehhhCiPjjgjFLiyuIX86Ux1 wu0tInRYWx3HAWx2JDJGgWmepiAPP6N98oRHiXhOt26HUFHtqP89Qc0VojbDC2Zc FUFlLU1PR+edIhIB/9jLkrzcEh+3j0RWLNSBzo87OWmxw8g0SAMOX+XHCcPPyn/x qq/LxRpDAe/MEOUzEOAK2c2svMVbpH5GJr4b5LoJjPHEXjb8dWVPRKseV98ZZavu DPrPR0qvSRA= =mxjf -----END PGP SIGNATURE----- --Sig_/AVb3x23g=xwDjDgAYF6cLAA--