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([2605:e000:100e:8c61:a45a:373e:9b20:39ea]) by smtp.gmail.com with ESMTPSA id g16sm2450843pfh.217.2020.05.14.07.06.56 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 14 May 2020 07:06:57 -0700 (PDT) Subject: Re: linux-next: build failure after merge of the block tree To: Stephen Rothwell Cc: Linux Next Mailing List , Linux Kernel Mailing List , Ming Lei , Bart Van Assche References: <20200514185737.701b40dd@canb.auug.org.au> From: Jens Axboe Message-ID: Date: Thu, 14 May 2020 08:06:55 -0600 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 MIME-Version: 1.0 In-Reply-To: <20200514185737.701b40dd@canb.auug.org.au> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-next-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-next@vger.kernel.org On 5/14/20 2:57 AM, Stephen Rothwell wrote: > Hi all, > > After merging the block tree, today's linux-next build (x86_64 > allnoconfig) failed like this: > > In file included from include/linux/blk-cgroup.h:23, > from include/linux/writeback.h:14, > from include/linux/memcontrol.h:22, > from include/linux/swap.h:9, > from include/linux/suspend.h:5, > from arch/x86/kernel/asm-offsets.c:13: > include/linux/blkdev.h: In function 'blk_io_schedule': > include/linux/blkdev.h:1857:26: error: 'sysctl_hung_task_timeout_secs' undeclared (first use in this function) > 1857 | unsigned long timeout = sysctl_hung_task_timeout_secs * HZ / 2; > | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ > > Caused by commit > > e6249cdd46e4 ("block: add blk_io_schedule() for avoiding task hung in sync dio") > > linux/sched/sysctl.h was not included since CONFIG_BLOCK is not defined. > I have applied the following patch for today. Sorry about that, it's fixed in the current tree. -- Jens Axboe