9:48 p.m.
Hi Randy,
On 5/15/2021 7:22 AM, Randy Dunlap wrote:
On 5/14/21 4:08 PM, kernel test robot wrote:
> Hi Guo,
>
> First bad commit (maybe != root cause):
>
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
> head: 25a1298726e97b9d25379986f5d54d9e62ad6e93
> commit: 18c07d23da5a48525b2955aa269b8bb108c19300 csky: Fixup calltrace panic
> date: 1 year ago
> config: csky-randconfig-r036-20210515 (attached as .config)
> compiler: csky-linux-gcc (GCC) 9.3.0
> reproduce (this is a W=1 build):
> wget
https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
> chmod +x ~/bin/make.cross
> #
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit...
> git remote add linus
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> git fetch --no-tags linus master
> git checkout 18c07d23da5a48525b2955aa269b8bb108c19300
> # save the attached .config to linux build tree
> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross W=1
ARCH=csky
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp(a)intel.com>
>
> All errors (new ones prefixed by >>):
>
>>> arch/csky/mm/tcm.c:14:2: error: #error "You should define
DTCM_RAM_BASE"
> 14 | #error "You should define DTCM_RAM_BASE"
> | ^~~~~
> arch/csky/mm/tcm.c:109:7: warning: no previous prototype for 'tcm_alloc'
[-Wmissing-prototypes]
> 109 | void *tcm_alloc(size_t len)
> | ^~~~~~~~~
> arch/csky/mm/tcm.c:124:6: warning: no previous prototype for 'tcm_free'
[-Wmissing-prototypes]
> 124 | void tcm_free(void *addr, size_t len)
> | ^~~~~~~~
>
>
> vim +14 arch/csky/mm/tcm.c
>
> f525bb2c9e7cf1 Guo Ren 2019-11-27 11
> f525bb2c9e7cf1 Guo Ren 2019-11-27 12 #ifdef CONFIG_HAVE_DTCM
> f525bb2c9e7cf1 Guo Ren 2019-11-27 13 #if (CONFIG_DTCM_RAM_BASE == 0xffffffff)
> f525bb2c9e7cf1 Guo Ren 2019-11-27 @14 #error "You should define
DTCM_RAM_BASE"
> f525bb2c9e7cf1 Guo Ren 2019-11-27 15 #endif
> f525bb2c9e7cf1 Guo Ren 2019-11-27 16
I.e., the person or bot that is running the kernel configurator should
set/define the Kconfig symbol CONFIG_DTCM_RAM_BASE.
Please do so in your scripts.
Thanks for the advice, we have added it in the script.
Best Regards,
Rong Chen
> Thanks.
>
>> :::::: The code at line 14 was first introduced by commit
>> :::::: f525bb2c9e7cf1e3c43ab57704c9e1c836d30b34 csky: Tightly-Coupled Memory or
Sram support
>>
>> :::::: TO: Guo Ren <guoren(a)linux.alibaba.com>
>> :::::: CC: Guo Ren <guoren(a)linux.alibaba.com>
>
>
>