From: kbuild test robot <lkp@intel.com>
To: Mike Rapoport <rppt@linux.ibm.com>
Cc: kbuild-all@lists.01.org,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>
Subject: [linux-next:master 2867/3715] arch/powerpc/include/asm/book3s/32/pgtable.h:361:45: error: passing argument 1 of 'pud_offset' from incompatible pointer type
Date: Thu, 23 Apr 2020 21:50:03 +0800 [thread overview]
Message-ID: <202004232158.ndFngIH7%lkp@intel.com> (raw)
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
head: 39a314cd1168cbcb05ebcd973098c8f1440a3064
commit: 0640b7608c394b849e21e4731c60a524e39b3202 [2867/3715] powerpc: add support for folded p4d page tables
config: powerpc-randconfig-a001-20200422 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
git checkout 0640b7608c394b849e21e4731c60a524e39b3202
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day GCC_VERSION=9.3.0 make.cross ARCH=powerpc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp@intel.com>
All error/warnings (new ones prefixed by >>):
In file included from arch/powerpc/include/asm/book3s/pgtable.h:8,
from arch/powerpc/include/asm/pgtable.h:18,
from include/linux/kasan.h:15,
from arch/powerpc/mm/kasan/kasan_init_32.c:5:
arch/powerpc/mm/kasan/kasan_init_32.c: In function 'kasan_unmap_early_shadow_vmalloc':
>> arch/powerpc/include/asm/book3s/32/pgtable.h:361:45: error: passing argument 1 of 'pud_offset' from incompatible pointer type [-Werror=incompatible-pointer-types]
361 | #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address))
| ~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~
| |
| pgd_t * {aka struct <anonymous> *}
>> arch/powerpc/include/asm/book3s/32/pgtable.h:357:31: note: in expansion of macro 'pgd_offset'
357 | #define pgd_offset_k(address) pgd_offset(&init_mm, address)
| ^~~~~~~~~~
>> arch/powerpc/mm/kasan/kasan_init_32.c:124:38: note: in expansion of macro 'pgd_offset_k'
124 | pmd_t *pmd = pmd_offset(pud_offset(pgd_offset_k(k_cur), k_cur), k_cur);
| ^~~~~~~~~~~~
In file included from include/asm-generic/pgtable-nopmd.h:7,
from arch/powerpc/include/asm/book3s/32/pgtable.h:5,
from arch/powerpc/include/asm/book3s/pgtable.h:8,
from arch/powerpc/include/asm/pgtable.h:18,
from include/linux/kasan.h:15,
from arch/powerpc/mm/kasan/kasan_init_32.c:5:
include/asm-generic/pgtable-nopud.h:45:40: note: expected 'p4d_t *' {aka 'struct <anonymous> *'} but argument is of type 'pgd_t *' {aka 'struct <anonymous> *'}
45 | static inline pud_t *pud_offset(p4d_t *p4d, unsigned long address)
| ~~~~~~~^~~
cc1: all warnings being treated as errors
vim +/pud_offset +361 arch/powerpc/include/asm/book3s/32/pgtable.h
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 350
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 351 #define pmd_page_vaddr(pmd) \
32ea4c14999006 Christophe Leroy 2018-11-29 352 ((unsigned long)__va(pmd_val(pmd) & ~(PTE_TABLE_SIZE - 1)))
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 353 #define pmd_page(pmd) \
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 354 pfn_to_page(pmd_val(pmd) >> PAGE_SHIFT)
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 355
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 356 /* to find an entry in a kernel page-table-directory */
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 @357 #define pgd_offset_k(address) pgd_offset(&init_mm, address)
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 358
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 359 /* to find an entry in a page-table-directory */
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 360 #define pgd_index(address) ((address) >> PGDIR_SHIFT)
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 @361 #define pgd_offset(mm, address) ((mm)->pgd + pgd_index(address))
3dfcb315d81e66 Aneesh Kumar K.V 2015-12-01 362
:::::: The code at line 361 was first introduced by commit
:::::: 3dfcb315d81e663bf70401de61940c1b4de2deea powerpc/mm: make a separate copy for book3s
:::::: TO: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next reply other threads:[~2020-04-23 13:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-23 13:50 kbuild test robot [this message]
2020-04-23 14:18 ` [linux-next:master 2867/3715] arch/powerpc/include/asm/book3s/32/pgtable.h:361:45: error: passing argument 1 of 'pud_offset' from incompatible pointer type Mike Rapoport
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