4:42 p.m.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
linux-4.4.y
head: 95a3867e897abd7811196123f81a119a75aba863
commit: 23f53171bec2190d3bda773b93281531235e83a6 [8047/9999] powerpc/book3s/32: fix number
of bats in p/v_block_mapped()
config: powerpc-mpc834x_mds_defconfig (attached as .config)
compiler: powerpc-linux-gcc (GCC) 7.5.0
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/stable/linux-stable-rc.gi...
git remote add linux-stable-rc
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
git fetch --no-tags linux-stable-rc linux-4.4.y
git checkout 23f53171bec2190d3bda773b93281531235e83a6
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-7.5.0 make.cross ARCH=powerpc
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 >>):
In file included from arch/powerpc/mm/ppc_mmu_32.c:26:0:
include/linux/mm.h: In function 'is_vmalloc_addr':
include/linux/mm.h:386:14: error: comparison between signed and unsigned integer
expressions [-Werror=sign-compare]
return addr >= VMALLOC_START && addr < VMALLOC_END;
^~
arch/powerpc/mm/ppc_mmu_32.c: At top level:
arch/powerpc/mm/ppc_mmu_32.c:52:13: error: no previous prototype for
'v_mapped_by_bats' [-Werror=missing-prototypes]
phys_addr_t v_mapped_by_bats(unsigned long va)
^~~~~~~~~~~~~~~~
arch/powerpc/mm/ppc_mmu_32.c: In function 'v_mapped_by_bats':
> arch/powerpc/mm/ppc_mmu_32.c:55:16: error: comparison between
signed and unsigned integer expressions [-Werror=sign-compare]
for (b = 0; b
< ARRAY_SIZE(bat_addrs); ++b)
^
arch/powerpc/mm/ppc_mmu_32.c: At top level:
arch/powerpc/mm/ppc_mmu_32.c:64:15: error: no previous prototype for
'p_mapped_by_bats' [-Werror=missing-prototypes]
unsigned long p_mapped_by_bats(phys_addr_t pa)
^~~~~~~~~~~~~~~~
arch/powerpc/mm/ppc_mmu_32.c: In function 'p_mapped_by_bats':
arch/powerpc/mm/ppc_mmu_32.c:67:16: error: comparison between signed and unsigned
integer expressions [-Werror=sign-compare]
for (b = 0; b < ARRAY_SIZE(bat_addrs); ++b)
^
cc1: all warnings being treated as errors
vim +55 arch/powerpc/mm/ppc_mmu_32.c
48
49 /*
50 * Return PA for this VA if it is mapped by a BAT, or 0
51 */
52 phys_addr_t v_mapped_by_bats(unsigned long va)
53 {
54 int b;
55 for (b = 0; b < ARRAY_SIZE(bat_addrs); ++b)
56 if
(va >= bat_addrs[b].start && va < bat_addrs[b].limit)
57 return bat_addrs[b].phys + (va - bat_addrs[b].start);
58 return 0;
59 }
60
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org