From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751997AbbAUH30 (ORCPT ); Wed, 21 Jan 2015 02:29:26 -0500 Received: from ozlabs.org ([103.22.144.67]:56344 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750736AbbAUH3R (ORCPT ); Wed, 21 Jan 2015 02:29:17 -0500 Date: Wed, 21 Jan 2015 18:29:08 +1100 From: Stephen Rothwell To: Andrew Morton , Jens Axboe Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Konstantin Khebnikov , Christoph Hellwig Subject: linux-next: build failure after merge of the akpm-current tree Message-ID: <20150121182908.4d8263e2@canb.auug.org.au> X-Mailer: Claws Mail 3.11.1 (GTK+ 2.24.25; i586-pc-linux-gnu) MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; boundary="Sig_/58lniFmdwIYIGJECMN+_AmH"; protocol="application/pgp-signature" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --Sig_/58lniFmdwIYIGJECMN+_AmH Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: quoted-printable Hi Andrew, After merging the akpm-current tree, today's linux-next build (powerpc ppc64_defconfig) failed like this: mm/page-writeback.c: In function 'account_page_cleared': mm/page-writeback.c:2122:23: error: 'struct address_space' has no member na= med 'backing_dev_info' dec_bdi_stat(mapping->backing_dev_info, ^ Caused by commit d475bc581640 ("page_writeback: cleanup mess around cancel_dirty_page()") (hmm, that commit has no Signed-off-by from Andrew?) interacting with commit b83ae6d42143 ("fs: remove mapping->backing_dev_info") from the block tree. I have applied the following fix patch: From: Stephen Rothwell Date: Wed, 21 Jan 2015 18:23:41 +1100 Subject: [PATCH] fs: remove mapping->backing_dev_info fix Signed-off-by: Stephen Rothwell --- mm/page-writeback.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/page-writeback.c b/mm/page-writeback.c index a8397a6923be..ab922616e522 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -2119,7 +2119,7 @@ void account_page_cleared(struct page *page, struct a= ddress_space *mapping) { if (mapping_cap_account_dirty(mapping)) { dec_zone_page_state(page, NR_FILE_DIRTY); - dec_bdi_stat(mapping->backing_dev_info, + dec_bdi_stat(inode_to_bdi(mapping->host), BDI_RECLAIMABLE); task_io_account_cancelled_write(PAGE_CACHE_SIZE); } --=20 2.1.4 --=20 Cheers, Stephen Rothwell sfr@canb.auug.org.au --Sig_/58lniFmdwIYIGJECMN+_AmH Content-Type: application/pgp-signature Content-Description: OpenPGP digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQIcBAEBCAAGBQJUv1VLAAoJEMDTa8Ir7ZwVkGYP/2YUWZFVFR8p790qI5EgbeRO fiveUttEPUe1p428HBZdat4iXuz9/kV3HpDA9gSo0pM+KTj3ygA9fZLVq/NXPysw M+mRx220KqT7i5XvkF52IUfqhteXU3UdphpYxO702KVPix5VamCHcU0sN983nIqR c8aIutGnsWAblVTtzaGHw92fvxk1y4ylwsfC+M8OvXOuAa9b9CyXW/mHboFhdQgO Cvcn1hzAFiYa8ZYxeRo+Lk0ka/V9LkB5Mn3wbPPj1GQ2FQdDc3PbqFB8B5/4AT1p i0OmL9EQpwPw2eTaXQLEQ6bdahlUgig0adgpkrgc+THmityAUoR8kRhs5NGnFbjF glS8YWcZPjLcmPcT7eoOn+Q72bIZ3DkEF5YwfZevs3M8fW/pXcCGSlNRCuwl7U4z LMTGD9SKxOxvdr2XNpjeJJrc7g1ofd0evuzvXDQtYme/86slAw0830isaycDZZml H0KnKNvd5dQHKxOnr+9RhYAv+VAHK/W6hOj+HnaEJSA2SoW8O5+TiEXdcoW8DuXA V3YwPCL5lCvksB5lILYmoTbFczA/6t6bAaCzEGqfo65nG4YodGilliosuqpt5OpX GkFaDVBVbid+q9pWuqtL9IfPudCfos+Ds8mYOYFV9GbMeRgiXslCk6f0H6SJ10/D 7B/Z0ddSfRLJLf+tHkSn =97J4 -----END PGP SIGNATURE----- --Sig_/58lniFmdwIYIGJECMN+_AmH--