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Date: Sun, 27 Feb 2022 09:01:25 +0800
From: kernel test robot <lkp@...el.com>
To: Anshuman Khandual <anshuman.khandual@....com>
Cc: kbuild-all@...ts.01.org,
GNU/Weeb Mailing List <gwml@...r.gnuweeb.org>,
linux-kernel@...r.kernel.org, Mark Brown <broonie@...nel.org>,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>
Subject: [ammarfaizi2-block:next/linux-next/master 114/370]
arch/m68k/mm/init.c:138:10: error: redefinition of 'vm_get_page_prot'
tree: https://github.com/ammarfaizi2/linux-block next/linux-next/master
head: 06aeb1495c39c86ccfaf1adadc1d2200179f16eb
commit: 8d8d82a114a972cf7b5f2f4154aafbb338f33fb7 [114/370] m68k/mm: enable ARCH_HAS_VM_GET_PAGE_PROT
config: m68k-randconfig-r024-20220227 (https://download.01.org/0day-ci/archive/20220227/202202270856.AEAWFqnv-lkp@intel.com/config)
compiler: m68k-linux-gcc (GCC) 11.2.0
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/ammarfaizi2/linux-block/commit/8d8d82a114a972cf7b5f2f4154aafbb338f33fb7
git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block
git fetch --no-tags ammarfaizi2-block next/linux-next/master
git checkout 8d8d82a114a972cf7b5f2f4154aafbb338f33fb7
# save the config file to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=m68k SHELL=/bin/bash arch/m68k/mm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
>> arch/m68k/mm/init.c:138:10: error: redefinition of 'vm_get_page_prot'
138 | pgprot_t vm_get_page_prot(unsigned long vm_flags)
| ^~~~~~~~~~~~~~~~
In file included from arch/m68k/mm/init.c:14:
include/linux/mm.h:2844:24: note: previous definition of 'vm_get_page_prot' with type 'pgprot_t(long unsigned int)'
2844 | static inline pgprot_t vm_get_page_prot(unsigned long vm_flags)
| ^~~~~~~~~~~~~~~~
In file included from arch/m68k/include/asm/thread_info.h:6,
from include/linux/thread_info.h:60,
from include/asm-generic/preempt.h:5,
from ./arch/m68k/include/generated/asm/preempt.h:1,
from include/linux/preempt.h:78,
from arch/m68k/include/asm/irqflags.h:6,
from include/linux/irqflags.h:16,
from arch/m68k/include/asm/atomic.h:6,
from include/linux/atomic.h:7,
from include/linux/mm_types_task.h:13,
from include/linux/mm_types.h:5,
from include/linux/buildid.h:5,
from include/linux/module.h:14,
from arch/m68k/mm/init.c:11:
arch/m68k/mm/init.c: In function 'vm_get_page_prot':
>> arch/m68k/mm/init.c:144:33: error: 'CF_PAGE_VALID' undeclared (first use in this function)
144 | return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
| ^~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
arch/m68k/mm/init.c:144:33: note: each undeclared identifier is reported only once for each function it appears in
144 | return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
| ^~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
>> arch/m68k/mm/init.c:144:49: error: 'CF_PAGE_ACCESSED' undeclared (first use in this function); did you mean 'FGP_ACCESSED'?
144 | return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
| ^~~~~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
>> arch/m68k/mm/init.c:145:33: error: 'CF_PAGE_READABLE' undeclared (first use in this function); did you mean 'PAGE_READONLY'?
145 | CF_PAGE_READABLE);
| ^~~~~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
>> arch/m68k/mm/init.c:148:33: error: 'CF_PAGE_WRITABLE' undeclared (first use in this function); did you mean 'NR_PAGETABLE'?
148 | CF_PAGE_WRITABLE);
| ^~~~~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
>> arch/m68k/mm/init.c:154:33: error: 'CF_PAGE_EXEC' undeclared (first use in this function)
154 | CF_PAGE_EXEC);
| ^~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
>> arch/m68k/mm/init.c:174:52: error: 'CF_PAGE_SHARED' undeclared (first use in this function); did you mean 'PAGE_SHARED'?
174 | CF_PAGE_READABLE | CF_PAGE_SHARED);
| ^~~~~~~~~~~~~~
arch/m68k/include/asm/page.h:51:40: note: in definition of macro '__pgprot'
51 | #define __pgprot(x) ((pgprot_t) { (x) } )
| ^
vim +/vm_get_page_prot +138 arch/m68k/mm/init.c
131
132 #ifdef CONFIG_COLDFIRE
133 /*
134 * Page protections for initialising protection_map. See mm/mmap.c
135 * for use. In general, the bit positions are xwr, and P-items are
136 * private, the S-items are shared.
137 */
> 138 pgprot_t vm_get_page_prot(unsigned long vm_flags)
139 {
140 switch (vm_flags & (VM_READ | VM_WRITE | VM_EXEC | VM_SHARED)) {
141 case VM_NONE:
142 return PAGE_NONE;
143 case VM_READ:
> 144 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
> 145 CF_PAGE_READABLE);
146 case VM_WRITE:
147 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
> 148 CF_PAGE_WRITABLE);
149 case VM_WRITE | VM_READ:
150 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
151 CF_PAGE_READABLE | CF_PAGE_WRITABLE);
152 case VM_EXEC:
153 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
> 154 CF_PAGE_EXEC);
155 case VM_EXEC | VM_READ:
156 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
157 CF_PAGE_READABLE | CF_PAGE_EXEC);
158 case VM_EXEC | VM_WRITE:
159 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
160 CF_PAGE_WRITABLE | CF_PAGE_EXEC);
161 case VM_EXEC | VM_WRITE | VM_READ:
162 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
163 CF_PAGE_READABLE | CF_PAGE_WRITABLE |
164 CF_PAGE_EXEC);
165 case VM_SHARED:
166 return PAGE_NONE;
167 case VM_SHARED | VM_READ:
168 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
169 CF_PAGE_READABLE);
170 case VM_SHARED | VM_WRITE:
171 return PAGE_SHARED;
172 case VM_SHARED | VM_WRITE | VM_READ:
173 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
> 174 CF_PAGE_READABLE | CF_PAGE_SHARED);
175 case VM_SHARED | VM_EXEC:
176 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
177 CF_PAGE_EXEC);
178 case VM_SHARED | VM_EXEC | VM_READ:
179 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
180 CF_PAGE_READABLE | CF_PAGE_EXEC);
181 case VM_SHARED | VM_EXEC | VM_WRITE:
182 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
183 CF_PAGE_SHARED | CF_PAGE_EXEC);
184 case VM_SHARED | VM_EXEC | VM_WRITE | VM_READ:
185 return __pgprot(CF_PAGE_VALID | CF_PAGE_ACCESSED |
186 CF_PAGE_READABLE | CF_PAGE_SHARED |
187 CF_PAGE_EXEC);
188 default:
189 BUILD_BUG();
190 }
191 }
192 #endif
193
---
0-DAY CI Kernel Test Service, Intel Corporation
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