linux-kernel - Re: ERROR: "ia64_delay_loop" [drivers/spi/spi-thunderx.ko] undefined!

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Date:   Thu, 1 Mar 2018 16:25:45 +0000
From:   Robin Murphy <robin.murphy@....com>
To:     kbuild test robot <fengguang.wu@...el.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Catalin Marinas <catalin.marinas@....com>
Subject: Re: ERROR: "ia64_delay_loop" [drivers/spi/spi-thunderx.ko] undefined!

On 01/03/18 03:18, kbuild test robot wrote:
> Hi Robin,
> 
> First bad commit (maybe != root cause):

I have to admit I'm slightly intrigued how this commit could possibly 
appear relevant to the IA64 build at all, let alone to this error :/

Robin.

> tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head:   97ace515f01439d4cf6e898b4094040dc12d36e7
> commit: e1a50de37860b3a93a9d643b09638db5aff47650 arm64: cputype: Silence Sparse warnings
> date:   12 days ago
> config: ia64-allmodconfig (attached as .config)
> compiler: ia64-linux-gcc (GCC) 7.2.0
> reproduce:
>          wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>          chmod +x ~/bin/make.cross
>          git checkout e1a50de37860b3a93a9d643b09638db5aff47650
>          # save the attached .config to linux build tree
>          make.cross ARCH=ia64
> 
> All errors (new ones prefixed by >>):
> 
>>> ERROR: "ia64_delay_loop" [drivers/spi/spi-thunderx.ko] undefined!
>     ERROR: "ia64_delay_loop" [drivers/net/phy/mdio-cavium.ko] undefined!
> 
> ---
> 0-DAY kernel test infrastructure                Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
>