From mboxrd@z Thu Jan 1 00:00:00 1970 From: Josh Triplett Subject: Re: linux-next: build failure after merge of the tiny tree Date: Mon, 22 Sep 2014 22:59:27 -0700 Message-ID: <20140923055927.GA6900@thin> References: <20140923145711.5c1ca775@canb.auug.org.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: <20140923145711.5c1ca775@canb.auug.org.au> Sender: linux-kernel-owner@vger.kernel.org To: Stephen Rothwell Cc: linux-next@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-next.vger.kernel.org On Tue, Sep 23, 2014 at 02:57:11PM +1000, Stephen Rothwell wrote: > Hi Josh, > > After merging the tiny tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: > > mm/built-in.o: In function `.isolate_migratepages_range': > (.text+0x2fbd8): undefined reference to `.balloon_page_isolate' > mm/built-in.o: In function `.putback_movable_pages': > (.text+0x713c4): undefined reference to `.balloon_page_putback' > mm/built-in.o: In function `.migrate_pages': > (.text+0x72a00): undefined reference to `.balloon_page_migrate' > > Caused by commit b37a3fee8450 ("mm: Disable mm/balloon_compaction.c > completely when !CONFIG_VIRTIO_BALLOON"). > > I have reverted that commit for today. Strange. That commit compiled just fine here with several configurations; I'll investigate what's up with ppc64_defconfig. Will revert for now. - Josh Triplett