From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: [linuxppc:next-test 150/209] arch/powerpc/mm/book3s64/radix_pgtable.c:183:6: error: no previous prototype for 'radix__change_memory_range'
Date: Tue, 13 Apr 2021 02:26:44 +0800 [thread overview]
Message-ID: <202104130238.fSbOYsC6-lkp@intel.com> (raw)
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tree: https://github.com/linuxppc/linux next-test
head: 7626ae32a84371a7790955cc086d1f570b2e14ba
commit: bd573a81312fd9d6520b1cc81a88fd29e670e1ff [150/209] powerpc/mm/64s: Allow STRICT_KERNEL_RWX again
config: powerpc-skiroot_defconfig (attached as .config)
compiler: powerpc64le-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://github.com/linuxppc/linux/commit/bd573a81312fd9d6520b1cc81a88fd29e670e1ff
git remote add linuxppc https://github.com/linuxppc/linux
git fetch --no-tags linuxppc next-test
git checkout bd573a81312fd9d6520b1cc81a88fd29e670e1ff
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All errors (new ones prefixed by >>):
>> arch/powerpc/mm/book3s64/radix_pgtable.c:183:6: error: no previous prototype for 'radix__change_memory_range' [-Werror=missing-prototypes]
183 | void radix__change_memory_range(unsigned long start, unsigned long end,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: all warnings being treated as errors
vim +/radix__change_memory_range +183 arch/powerpc/mm/book3s64/radix_pgtable.c
2ad452ffaaa8d2 arch/powerpc/mm/pgtable-radix.c Nicholas Piggin 2018-02-14 181
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 182 #ifdef CONFIG_STRICT_KERNEL_RWX
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 @183 void radix__change_memory_range(unsigned long start, unsigned long end,
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 184 unsigned long clear)
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 185 {
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 186 unsigned long idx;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 187 pgd_t *pgdp;
2fb4706057bcf8 arch/powerpc/mm/book3s64/radix_pgtable.c Mike Rapoport 2020-06-04 188 p4d_t *p4dp;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 189 pud_t *pudp;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 190 pmd_t *pmdp;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 191 pte_t *ptep;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 192
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 193 start = ALIGN_DOWN(start, PAGE_SIZE);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 194 end = PAGE_ALIGN(end); // aligns up
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 195
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 196 pr_debug("Changing flags on range %lx-%lx removing 0x%lx\n",
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 197 start, end, clear);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 198
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 199 for (idx = start; idx < end; idx += PAGE_SIZE) {
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 200 pgdp = pgd_offset_k(idx);
2fb4706057bcf8 arch/powerpc/mm/book3s64/radix_pgtable.c Mike Rapoport 2020-06-04 201 p4dp = p4d_offset(pgdp, idx);
2fb4706057bcf8 arch/powerpc/mm/book3s64/radix_pgtable.c Mike Rapoport 2020-06-04 202 pudp = pud_alloc(&init_mm, p4dp, idx);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 203 if (!pudp)
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 204 continue;
d6eacedd1f0ebf arch/powerpc/mm/book3s64/radix_pgtable.c Aneesh Kumar K.V 2019-05-14 205 if (pud_is_leaf(*pudp)) {
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 206 ptep = (pte_t *)pudp;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 207 goto update_the_pte;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 208 }
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 209 pmdp = pmd_alloc(&init_mm, pudp, idx);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 210 if (!pmdp)
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 211 continue;
d6eacedd1f0ebf arch/powerpc/mm/book3s64/radix_pgtable.c Aneesh Kumar K.V 2019-05-14 212 if (pmd_is_leaf(*pmdp)) {
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 213 ptep = pmdp_ptep(pmdp);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 214 goto update_the_pte;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 215 }
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 216 ptep = pte_alloc_kernel(pmdp, idx);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 217 if (!ptep)
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 218 continue;
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 219 update_the_pte:
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 220 radix__pte_update(&init_mm, idx, ptep, clear, 0, 0);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 221 }
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 222
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 223 radix__flush_tlb_kernel_range(start, end);
7614ff3272a115 arch/powerpc/mm/pgtable-radix.c Balbir Singh 2017-06-29 224 }
b134bd90286dc9 arch/powerpc/mm/pgtable-radix.c Michael Ellerman 2017-07-14 225
:::::: The code@line 183 was first introduced by commit
:::::: b134bd90286dc9f2952c35a91ab405474ca9374c powerpc/mm/radix: Refactor radix__mark_rodata_ro()
:::::: TO: Michael Ellerman <mpe@ellerman.id.au>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
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next reply other threads:[~2021-04-12 18:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-12 18:26 kernel test robot [this message]
2021-04-13 13:53 ` [linuxppc:next-test 150/209] arch/powerpc/mm/book3s64/radix_pgtable.c:183:6: error: no previous prototype for 'radix__change_memory_range' Michael Ellerman
2021-04-14 8:41 ` Rong Chen
2021-04-14 11:36 ` Michael Ellerman
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