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Message-ID: <202301062147.W5u7gR7P-lkp@intel.com>
Date: Fri, 6 Jan 2023 22:01:57 +0800
From: kernel test robot <lkp@...el.com>
To: Sia Jee Heng <jeeheng.sia@...rfivetech.com>,
paul.walmsley@...ive.com, palmer@...belt.com, aou@...s.berkeley.edu
Cc: oe-kbuild-all@...ts.linux.dev, linux-riscv@...ts.infradead.org,
linux-kernel@...r.kernel.org, jeeheng.sia@...rfivetech.com,
leyfoon.tan@...rfivetech.com, mason.huo@...rfivetech.com
Subject: Re: [PATCH 2/3] RISC-V: mm: Enable huge page support to
kernel_page_present() function
Hi Sia,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on 1f5abbd77e2c1787e74b7c2caffac97def78ba52]
url: https://github.com/intel-lab-lkp/linux/commits/Sia-Jee-Heng/RISC-V-Change-suspend_save_csrs-and-suspend_restore_csrs-to-public-function/20230106-140835
base: 1f5abbd77e2c1787e74b7c2caffac97def78ba52
patch link: https://lore.kernel.org/r/20230106060535.104321-3-jeeheng.sia%40starfivetech.com
patch subject: [PATCH 2/3] RISC-V: mm: Enable huge page support to kernel_page_present() function
config: riscv-rv32_defconfig
compiler: riscv32-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/c0a75e6ecfccdcd52d39b80c09dc6b10d32ea435
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Sia-Jee-Heng/RISC-V-Change-suspend_save_csrs-and-suspend_restore_csrs-to-public-function/20230106-140835
git checkout c0a75e6ecfccdcd52d39b80c09dc6b10d32ea435
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=riscv 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/riscv/mm/pageattr.c: In function 'kernel_page_present':
>> arch/riscv/mm/pageattr.c:224:13: error: 'pgtable_l5_enabled' undeclared (first use in this function); did you mean 'pgtable_l4_enabled'?
224 | if (pgtable_l5_enabled && p4d_leaf(*pud))
| ^~~~~~~~~~~~~~~~~~
| pgtable_l4_enabled
arch/riscv/mm/pageattr.c:224:13: note: each undeclared identifier is reported only once for each function it appears in
vim +224 arch/riscv/mm/pageattr.c
207
208 bool kernel_page_present(struct page *page)
209 {
210 unsigned long addr = (unsigned long)page_address(page);
211 pgd_t *pgd;
212 pud_t *pud;
213 p4d_t *p4d;
214 pmd_t *pmd;
215 pte_t *pte;
216
217 pgd = pgd_offset_k(addr);
218 if (!pgd_present(*pgd))
219 return false;
220
221 p4d = p4d_offset(pgd, addr);
222 if (!p4d_present(*p4d))
223 return false;
> 224 if (pgtable_l5_enabled && p4d_leaf(*pud))
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests
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