From: kbuild test robot <lkp@intel.com>
To: Leandro Dorileo <leandro.maciel.dorileo@intel.com>
Cc: kbuild-all@01.org, netdev@vger.kernel.org,
Jamal Hadi Salim <jhs@mojatatu.com>,
Cong Wang <xiyou.wangcong@gmail.com>,
Jiri Pirko <jiri@resnulli.us>,
"David S . Miller" <davem@davemloft.net>,
Vinicius Costa Gomes <vinicius.gomes@intel.com>,
f.fainelli@gmail.com, vedang.patel@intel.com,
andre.guedes@intel.com
Subject: Re: [PATCH net V5 1/2] net/sched: taprio: fix picos_per_byte miscalculation
Date: Sat, 30 Mar 2019 04:46:48 +0800 [thread overview]
Message-ID: <201903300437.1QdoH7tU%lkp@intel.com> (raw)
In-Reply-To: <20190329001906.18594-2-leandro.maciel.dorileo@intel.com>
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Hi Leandro,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on net/master]
url: https://github.com/0day-ci/linux/commits/Leandro-Dorileo/net-sched-taprio-fix-picos_per_byte-miscalculation/20190329-185809
config: i386-randconfig-l0-03292131 (attached as .config)
compiler: gcc-5 (Debian 5.5.0-3) 5.4.1 20171010
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
net/sched/sch_taprio.o: In function `ktime_compare':
>> include/linux/ktime.h:116: undefined reference to `__divdi3'
net/sched/sch_taprio.o: In function `__write_once_size':
>> include/linux/compiler.h:219: undefined reference to `__divdi3'
>> include/linux/compiler.h:219: undefined reference to `__divdi3'
vim +116 include/linux/ktime.h
97fc79f9 Thomas Gleixner 2006-01-09 101
398f382c Daniel Borkmann 2012-10-28 102 /**
398f382c Daniel Borkmann 2012-10-28 103 * ktime_compare - Compares two ktime_t variables for less, greater or equal
398f382c Daniel Borkmann 2012-10-28 104 * @cmp1: comparable1
398f382c Daniel Borkmann 2012-10-28 105 * @cmp2: comparable2
398f382c Daniel Borkmann 2012-10-28 106 *
36019265 Yacine Belkadi 2013-07-24 107 * Return: ...
398f382c Daniel Borkmann 2012-10-28 108 * cmp1 < cmp2: return <0
398f382c Daniel Borkmann 2012-10-28 109 * cmp1 == cmp2: return 0
398f382c Daniel Borkmann 2012-10-28 110 * cmp1 > cmp2: return >0
398f382c Daniel Borkmann 2012-10-28 111 */
398f382c Daniel Borkmann 2012-10-28 112 static inline int ktime_compare(const ktime_t cmp1, const ktime_t cmp2)
398f382c Daniel Borkmann 2012-10-28 113 {
2456e855 Thomas Gleixner 2016-12-25 114 if (cmp1 < cmp2)
398f382c Daniel Borkmann 2012-10-28 115 return -1;
2456e855 Thomas Gleixner 2016-12-25 @116 if (cmp1 > cmp2)
398f382c Daniel Borkmann 2012-10-28 117 return 1;
398f382c Daniel Borkmann 2012-10-28 118 return 0;
398f382c Daniel Borkmann 2012-10-28 119 }
398f382c Daniel Borkmann 2012-10-28 120
:::::: The code at line 116 was first introduced by commit
:::::: 2456e855354415bfaeb7badaa14e11b3e02c8466 ktime: Get rid of the union
:::::: TO: Thomas Gleixner <tglx@linutronix.de>
:::::: CC: Thomas Gleixner <tglx@linutronix.de>
---
0-DAY kernel test infrastructure Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all Intel Corporation
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next prev parent reply other threads:[~2019-03-29 20:47 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-29 0:19 [PATCH net V5 0/2] net/sched: taprio: fix picos_per_byte miscalculation Leandro Dorileo
2019-03-29 0:19 ` [PATCH net V5 1/2] " Leandro Dorileo
2019-03-29 1:12 ` Cong Wang
2019-03-29 19:20 ` Leandro Dorileo
2019-03-29 20:46 ` kbuild test robot [this message]
2019-03-30 6:19 ` kbuild test robot
2019-03-29 0:19 ` [PATCH net V5 2/2] net/sched: cbs: fix port_rate miscalculation Leandro Dorileo
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