tree: https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git
for-next
head: a20050c14edf19add5a9588cb196bb00aa410650
commit: a20050c14edf19add5a9588cb196bb00aa410650 [11/11] gfs2: Add read/write
page 'fault_stats'
config: sh-randconfig-s032-20220313
(https://download.01.org/0day-ci/archive/20220317/202203171137.au0re6e4-...@intel.com/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
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.4-dirty
#
https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git/commit/?id=a20050c14edf19add5a9588cb196bb00aa410650
git remote add gfs2
https://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2.git
git fetch --no-tags gfs2 for-next
git checkout a20050c14edf19add5a9588cb196bb00aa410650
# 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
fs/gfs2/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <l...@intel.com>
sparse warnings: (new ones prefixed by >>)
>> fs/gfs2/file.c:796:24: sparse: sparse: incompatible types in comparison
>> expression (different type sizes):
fs/gfs2/file.c:796:24: sparse: unsigned int *
>> fs/gfs2/file.c:796:24: sparse: unsigned long *
fs/gfs2/file.c:796:24: sparse: sparse: cannot size expression
vim +796 fs/gfs2/file.c
772
773 static inline bool should_fault_in_pages(ssize_t ret, struct iov_iter
*i,
774 size_t *prev_count,
775 size_t *window_size)
776 {
777 size_t count = iov_iter_count(i);
778 size_t size, offs;
779
780 if (likely(!count))
781 return false;
782 if (ret <= 0 && ret != -EFAULT)
783 return false;
784 if (!iter_is_iovec(i))
785 return false;
786
787 size = PAGE_SIZE;
788 offs = offset_in_page(i->iov[0].iov_base + i->iov_offset);
789 if (*prev_count != count || !*window_size) {
790 int nr_dirtied;
791
792 size = ALIGN(offs + count, PAGE_SIZE);
793 size = min_t(size_t, size, SZ_1M);
794 nr_dirtied = max(current->nr_dirtied_pause -
795 current->nr_dirtied, 8);
> 796 size = min(size, nr_dirtied * PAGE_SIZE);
797 }
798
799 *prev_count = count;
800 *window_size = size - offs;
801 return true;
802 }
803
---
0-DAY CI Kernel Test Service
https://lists.01.org/hyperkitty/list/kbuild-...@lists.01.org
