linux-kernel - Re: [PATCH v4] net: sched: convert qdisc linked list to hashtable

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Date:	Thu, 28 Jul 2016 19:22:19 +0800
From:	kbuild test robot <lkp@...el.com>
To:	Jiri Kosina <jikos@...nel.org>
Cc:	kbuild-all@...org, Eric Dumazet <eric.dumazet@...il.com>,
	Jamal Hadi Salim <jhs@...atatu.com>,
	Phil Sutter <phil@....cc>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org, Cong Wang <xiyou.wangcong@...il.com>
Subject: Re: [PATCH v4] net: sched: convert qdisc linked list to hashtable

Hi,

[auto build test ERROR on v4.7-rc7]
[also build test ERROR on next-20160728]
[cannot apply to net/master net-next/master ipsec-next/master]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Jiri-Kosina/net-sched-convert-qdisc-linked-list-to-hashtable/20160728-182303
config: sh-edosk7760_defconfig (attached as .config)
compiler: sh4-linux-gnu-gcc (Debian 5.4.0-6) 5.4.0 20160609
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=sh 

All errors (new ones prefixed by >>):

   net/built-in.o: In function `dev_activate':
>> net/sched/sch_generic.c:733: undefined reference to `qdisc_hash_add'

vim +733 net/sched/sch_generic.c

   727			qdisc = qdisc_create_dflt(txq, &mq_qdisc_ops, TC_H_ROOT);
   728			if (qdisc) {
   729				dev->qdisc = qdisc;
   730				qdisc->ops->attach(qdisc);
   731			}
   732		}
 > 733		if (dev->qdisc)
   734			qdisc_hash_add(dev->qdisc);
   735	}
   736	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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