Re: [PATCH v4 16/20] TP-futex: Group readers together in wait queue

From: kbuild test robot
Date: Thu Dec 29 2016 - 15:17:52 EST

Hi Waiman,

[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc1 next-20161224]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

config: ia64-defconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 6.2.0
wget -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
make.cross ARCH=ia64

All errors (new ones prefixed by >>):

kernel/built-in.o: In function `futex_lock':
>> futex.c:(.text+0xfadd2): undefined reference to `osq_lock'
>> futex.c:(.text+0xfb1f2): undefined reference to `osq_unlock'
futex.c:(.text+0xfb2d2): undefined reference to `osq_unlock'
futex.c:(.text+0xfc0c2): undefined reference to `osq_lock'
futex.c:(.text+0xfc6d2): undefined reference to `osq_unlock'

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

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