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Message-ID: <202208170818.SWTJWEdB-lkp@intel.com>
Date: Wed, 17 Aug 2022 08:41:03 +0800
From: kernel test robot <lkp@...el.com>
To: Huacai Chen <chenhuacai@...ngson.cn>,
Arnd Bergmann <arnd@...db.de>,
Huacai Chen <chenhuacai@...nel.org>
Cc: kbuild-all@...ts.01.org, loongarch@...ts.linux.dev,
linux-arch@...r.kernel.org, Xuefeng Li <lixuefeng@...ngson.cn>,
Guo Ren <guoren@...nel.org>, Xuerui Wang <kernel@...0n.name>,
Jiaxun Yang <jiaxun.yang@...goat.com>,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] LoongArch: Use TLB for ioremap()
Hi Huacai,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v6.0-rc1 next-20220816]
[cannot apply to soc/for-next]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Huacai-Chen/LoongArch-Use-TLB-for-ioremap/20220815-204842
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 568035b01cfb107af8d2e4bd2fb9aea22cf5b868
config: loongarch-randconfig-r015-20220815 (https://download.01.org/0day-ci/archive/20220817/202208170818.SWTJWEdB-lkp@intel.com/config)
compiler: loongarch64-linux-gcc (GCC) 12.1.0
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/intel-lab-lkp/linux/commit/0cdab71896d6b3b3b3f540f80d6f041a0c592e7a
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Huacai-Chen/LoongArch-Use-TLB-for-ioremap/20220815-204842
git checkout 0cdab71896d6b3b3b3f540f80d6f041a0c592e7a
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=loongarch SHELL=/bin/bash
If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
arch/loongarch/mm/init.c:47:6: warning: no previous prototype for 'setup_zero_pages' [-Wmissing-prototypes]
47 | void setup_zero_pages(void)
| ^~~~~~~~~~~~~~~~
arch/loongarch/mm/init.c: In function 'fixmap_pte':
arch/loongarch/mm/init.c:176:26: warning: passing argument 1 of 'pud_init' makes integer from pointer without a cast [-Wint-conversion]
176 | pud_init(new);
| ^~~
| |
| pud_t *
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:29,
from include/linux/pagemap.h:8,
from arch/loongarch/mm/init.c:14:
arch/loongarch/include/asm/pgtable.h:244:36: note: expected 'long unsigned int' but argument is of type 'pud_t *'
244 | extern void pud_init(unsigned long page, unsigned long pagetable);
| ~~~~~~~~~~~~~~^~~~
>> arch/loongarch/mm/init.c:176:17: error: too few arguments to function 'pud_init'
176 | pud_init(new);
| ^~~~~~~~
arch/loongarch/include/asm/pgtable.h:244:13: note: declared here
244 | extern void pud_init(unsigned long page, unsigned long pagetable);
| ^~~~~~~~
arch/loongarch/mm/init.c:187:26: warning: passing argument 1 of 'pmd_init' makes integer from pointer without a cast [-Wint-conversion]
187 | pmd_init(new);
| ^~~
| |
| pmd_t *
arch/loongarch/include/asm/pgtable.h:245:36: note: expected 'long unsigned int' but argument is of type 'pmd_t *'
245 | extern void pmd_init(unsigned long page, unsigned long pagetable);
| ~~~~~~~~~~~~~~^~~~
arch/loongarch/mm/init.c:187:17: error: too few arguments to function 'pmd_init'
187 | pmd_init(new);
| ^~~~~~~~
In file included from arch/loongarch/mm/init.c:35:
arch/loongarch/include/asm/pgalloc.h:48:13: note: declared here
48 | extern void pmd_init(unsigned long page, unsigned long pagetable);
| ^~~~~~~~
vim +/pud_init +176 arch/loongarch/mm/init.c
159
160 static pte_t *fixmap_pte(unsigned long addr)
161 {
162 pgd_t *pgd;
163 p4d_t *p4d;
164 pud_t *pud;
165 pmd_t *pmd;
166
167 pgd = pgd_offset_k(addr);
168 p4d = p4d_offset(pgd, addr);
169
170 if (pgd_none(*pgd)) {
171 pud_t *new;
172
173 new = memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
174 pgd_populate(&init_mm, pgd, new);
175 #ifndef __PAGETABLE_PUD_FOLDED
> 176 pud_init(new);
177 #endif
178 }
179
180 pud = pud_offset(p4d, addr);
181 if (pud_none(*pud)) {
182 pmd_t *new;
183
184 new = memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
185 pud_populate(&init_mm, pud, new);
186 #ifndef __PAGETABLE_PMD_FOLDED
187 pmd_init(new);
188 #endif
189 }
190
191 pmd = pmd_offset(pud, addr);
192 if (pmd_none(*pmd)) {
193 pte_t *new;
194
195 new = memblock_alloc_low(PAGE_SIZE, PAGE_SIZE);
196 pmd_populate_kernel(&init_mm, pmd, new);
197 }
198
199 return pte_offset_kernel(pmd, addr);
200 }
201
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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