On Sat, Apr 09, 2022 at 09:02:29AM +0800, Baoquan He wrote:
> On 04/08/22 at 09:17pm, kernel test robot wrote:
> > Hi Baoquan,
> >
> > Thank you for the patch! Perhaps something to improve:
> >
> > [auto build test WARNING on powerpc/next]
> > [also build test WARNING on s390/features linus/master v5.18-rc1 next-20220408]
> > [cannot apply to tip/x86/core hnaz-mm/master arm64/for-next/core]
> > [If your patch is applied to the wrong git tree, kindly drop us a note.
> > And when submitting patch, we suggest to use '--base' as documented in
> > https://git-scm.com/docs/git-format-patch]
> >
> > url: https://github.com/intel-lab-lkp/linux/commits/Baoquan-He/Convert-vmcore-to-use-an-iov_iter/20220408-170846
> > base: https://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux.git next
> > config: sh-randconfig-s032-20220408 (https://download.01.org/0day-ci/archive/20220408/[email protected]/config)
> > compiler: sh4-linux-gcc (GCC) 11.2.0
> > reproduce:
> > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
>
> Thanks for reporting this, do I need to try this on ppc system?
>
> I tried on x86_64 system, for the 1st step, I got this:
>
> [ ~]# wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
> /root/bin/make.cross: No such file or directory
>
> What else should I do to proceed?
not sure whether mkdir -p /root/bin works? I can reproduce this if i don't have ~/bin dir.
We will look into this to make reproduce step clearer.
>
> Thanks
> Baoquan
>
> > chmod +x ~/bin/make.cross
> > # apt-get install sparse
> > # sparse version: v0.6.4-dirty
> > # https://github.com/intel-lab-lkp/linux/commit/a5e42962f5c0bea73aa382a2415094b4bd6c6c73
> > git remote add linux-review https://github.com/intel-lab-lkp/linux
> > git fetch --no-tags linux-review Baoquan-He/Convert-vmcore-to-use-an-iov_iter/20220408-170846
> > git checkout a5e42962f5c0bea73aa382a2415094b4bd6c6c73
> > # save the config file to linux build tree
> > mkdir build_dir
> > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=sh SHELL=/bin/bash arch/sh/kernel/
> >
> > If you fix the issue, kindly add following tag as appropriate
> > Reported-by: kernel test robot <[email protected]>
> >
> >
> > sparse warnings: (new ones prefixed by >>)
> > >> arch/sh/kernel/crash_dump.c:23:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const *addr @@ got void [noderef] __iomem * @@
> > arch/sh/kernel/crash_dump.c:23:36: sparse: expected void const *addr
> > arch/sh/kernel/crash_dump.c:23:36: sparse: got void [noderef] __iomem *
> >
> > vim +23 arch/sh/kernel/crash_dump.c
> >
> > 13
> > 14 ssize_t copy_oldmem_page(struct iov_iter *iter, unsigned long pfn,
> > 15 size_t csize, unsigned long offset)
> > 16 {
> > 17 void __iomem *vaddr;
> > 18
> > 19 if (!csize)
> > 20 return 0;
> > 21
> > 22 vaddr = ioremap(pfn << PAGE_SHIFT, PAGE_SIZE);
> > > 23 csize = copy_to_iter(vaddr + offset, csize, iter);
> >
> > --
> > 0-DAY CI Kernel Test Service
> > https://01.org/lkp
> >
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