[PATCH 1/2] powerpc: Don't enable FP/Altivec if not checkpointed

[kbuild test robot]

Hi Cyril,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on powerpc/next]
[also build test ERROR on v4.14-rc7 next-20171018]
[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/Cyril-Bur/powerpc-Don-t-enable-FP-Altivec-if-not-checkpointed/20171102-073816
base:   https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
config: powerpc-asp8347_defconfig (attached as .config)
compiler: powerpc-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705
reproduce:
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # save the attached .config to linux build tree
        make.cross ARCH=powerpc 

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/process.c: In function 'is_transactionally_fp':
>> arch/powerpc/kernel/process.c:243:15: error: 'struct thread_struct' has no member named 'ckpt_regs'
      (tsk->thread.ckpt_regs.msr & MSR_FP);
                  ^
   arch/powerpc/kernel/process.c:244:1: error: control reaches end of non-void function [-Werror=return-type]
    }
    ^
   cc1: all warnings being treated as errors

vim +243 arch/powerpc/kernel/process.c

   239	
   240	static int is_transactionally_fp(struct task_struct *tsk)
   241	{
   242		return msr_tm_active(tsk->thread.regs->msr) &&
 > 243			(tsk->thread.ckpt_regs.msr & MSR_FP);
   244	}
   245	

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
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