Re: [PATCH v3 20/25] ARM: owl: Implement CPU enable-method for S500

From: kbuild test robot
Date: Wed Mar 01 2017 - 04:37:30 EST


Hi Andreas,

[auto build test ERROR on next-20170228]
[also build test ERROR on v4.10]
[cannot apply to robh/for-next linus/master linux/master v4.9-rc8 v4.9-rc7 v4.9-rc6]
[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/Andreas-F-rber/ARM-Initial-Actions-Semi-S500-and-S900-enablement/20170301-110028
config: arm-allmodconfig (attached as .config)
compiler: arm-linux-gnueabi-gcc (Debian 6.1.1-9) 6.1.1 20160705
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=arm

All errors (new ones prefixed by >>):

arch/arm/mach-actions/headsmp.S: Assembler messages:
>> arch/arm/mach-actions/headsmp.S:43: Error: selected processor does not support `dsb' in ARM mode
>> arch/arm/mach-actions/headsmp.S:44: Error: selected processor does not support `isb' in ARM mode

vim +43 arch/arm/mach-actions/headsmp.S

37 mov r6, r2, lsl r0
38 orr r5, r5, r6 @ Reg = (Temp<<WayShift)|(NumSets<<SetShift)
39 mcr p15, 0, r5, c7, c6, 2
40 bgt 2b
41 cmp r2, #0
42 bgt 1b
> 43 dsb
> 44 isb
45 mov pc, lr
46 ENDPROC(owl_v7_invalidate_l1)
47

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