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Message-ID: <202210191114.GvyBNP8h-lkp@intel.com>
Date: Wed, 19 Oct 2022 11:33:46 +0800
From: kernel test robot <lkp@...el.com>
To: Huacai Chen <chenhuacai@...ngson.cn>,
Arnd Bergmann <arnd@...db.de>,
Huacai Chen <chenhuacai@...nel.org>,
Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
Dave Hansen <dave.hansen@...ux.intel.com>,
Andy Lutomirski <luto@...nel.org>,
Peter Zijlstra <peterz@...radead.org>,
Catalin Marinas <catalin.marinas@....com>,
Will Deacon <will@...nel.org>,
Dinh Nguyen <dinguyen@...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>,
Andrew Morton <akpm@...ux-foundation.org>,
Linux Memory Management List <linux-mm@...ck.org>,
linux-mips@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Feiyang Chen <chenfeiyang@...ngson.cn>,
Min Zhou <zhoumin@...ngson.cn>
Subject: Re: [PATCH V11 2/4] LoongArch: Add sparse memory vmemmap support
Hi Huacai,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on akpm-mm/mm-everything]
url: https://github.com/intel-lab-lkp/linux/commits/Huacai-Chen/mm-sparse-vmemmap-Generalise-helpers-and-enable-for-LoongArch/20221017-125816
base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything
patch link: https://lore.kernel.org/r/20221017024027.2389370-3-chenhuacai%40loongson.cn
patch subject: [PATCH V11 2/4] LoongArch: Add sparse memory vmemmap support
config: loongarch-randconfig-r015-20221017
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/87c61ad70fe14588eea5f838b62863859b0f119b
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Huacai-Chen/mm-sparse-vmemmap-Generalise-helpers-and-enable-for-LoongArch/20221017-125816
git checkout 87c61ad70fe14588eea5f838b62863859b0f119b
# 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 >>):
In file included from arch/loongarch/include/asm/uaccess.h:17,
from include/linux/uaccess.h:11,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:9,
from include/linux/rcuwait.h:6,
from include/linux/percpu-rwsem.h:7,
from include/linux/fs.h:33,
from arch/loongarch/include/asm/elf.h:9,
from include/linux/elf.h:6,
from include/linux/module.h:19,
from include/linux/moduleloader.h:6,
from kernel/module/main.c:11:
kernel/module/main.c: In function 'module_alloc':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
kernel/module/main.c:1612:61: note: in expansion of macro 'VMALLOC_END'
1612 | return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
kernel/module/main.c:1612:61: note: in expansion of macro 'VMALLOC_END'
1612 | return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
kernel/module/main.c:1615:1: error: control reaches end of non-void function [-Werror=return-type]
1615 | }
| ^
cc1: some warnings being treated as errors
--
fs/proc/meminfo.c:22:28: warning: no previous prototype for 'arch_report_meminfo' [-Wmissing-prototypes]
22 | void __attribute__((weak)) arch_report_meminfo(struct seq_file *m)
| ^~~~~~~~~~~~~~~~~~~
In file included from arch/loongarch/include/asm/uaccess.h:17,
from include/linux/uaccess.h:11,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:9,
from include/linux/rcuwait.h:6,
from include/linux/percpu-rwsem.h:7,
from include/linux/fs.h:33,
from fs/proc/meminfo.c:2:
fs/proc/meminfo.c: In function 'meminfo_proc_show':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/vmalloc.h:286:24: note: in expansion of macro 'VMALLOC_END'
286 | #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
| ^~~~~~~~~~~
fs/proc/meminfo.c:129:35: note: in expansion of macro 'VMALLOC_TOTAL'
129 | (unsigned long)VMALLOC_TOTAL >> 10);
| ^~~~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/vmalloc.h:286:24: note: in expansion of macro 'VMALLOC_END'
286 | #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
| ^~~~~~~~~~~
fs/proc/meminfo.c:129:35: note: in expansion of macro 'VMALLOC_TOTAL'
129 | (unsigned long)VMALLOC_TOTAL >> 10);
| ^~~~~~~~~~~~~
--
In file included from arch/loongarch/include/asm/uaccess.h:17,
from include/linux/uaccess.h:11,
from include/linux/sched/task.h:11,
from include/linux/sched/signal.h:9,
from include/linux/ptrace.h:7,
from include/linux/elfcore.h:11,
from include/linux/crash_core.h:6,
from fs/proc/kcore.c:13:
fs/proc/kcore.c: In function 'add_modules_range':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
fs/proc/kcore.c:671:62: note: in expansion of macro 'VMALLOC_END'
671 | if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) {
| ^~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
fs/proc/kcore.c:671:62: note: in expansion of macro 'VMALLOC_END'
671 | if (MODULES_VADDR != VMALLOC_START && MODULES_END != VMALLOC_END) {
| ^~~~~~~~~~~
fs/proc/kcore.c: In function 'proc_kcore_init':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
fs/proc/kcore.c:693:17: note: in expansion of macro 'VMALLOC_END'
693 | VMALLOC_END - VMALLOC_START, KCORE_VMALLOC);
| ^~~~~~~~~~~
--
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:29,
from mm/util.c:2:
mm/util.c: In function 'kvmalloc_node':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/util.c:606:61: note: in expansion of macro 'VMALLOC_END'
606 | return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/util.c:606:61: note: in expansion of macro 'VMALLOC_END'
606 | return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/util.c:609:1: error: control reaches end of non-void function [-Werror=return-type]
609 | }
| ^
cc1: some warnings being treated as errors
--
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:29,
from include/linux/memblock.h:12,
from mm/percpu.c:73:
mm/percpu.c: In function 'pcpu_embed_first_chunk':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/vmalloc.h:286:24: note: in expansion of macro 'VMALLOC_END'
286 | #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
| ^~~~~~~~~~~
mm/percpu.c:3118:28: note: in expansion of macro 'VMALLOC_TOTAL'
3118 | if (max_distance > VMALLOC_TOTAL * 3 / 4) {
| ^~~~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/vmalloc.h:286:24: note: in expansion of macro 'VMALLOC_END'
286 | #define VMALLOC_TOTAL (VMALLOC_END - VMALLOC_START)
| ^~~~~~~~~~~
mm/percpu.c:3118:28: note: in expansion of macro 'VMALLOC_TOTAL'
3118 | if (max_distance > VMALLOC_TOTAL * 3 / 4) {
| ^~~~~~~~~~~~~
--
In file included from include/linux/pgtable.h:6,
from include/linux/mm.h:29,
from mm/vmalloc.c:12:
mm/vmalloc.c: In function 'is_vmalloc_addr':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:79:48: note: in expansion of macro 'VMALLOC_END'
79 | return addr >= VMALLOC_START && addr < VMALLOC_END;
| ^~~~~~~~~~~
arch/loongarch/include/asm/pgtable.h:91:119: note: each undeclared identifier is reported only once for each function it appears in
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:79:48: note: in expansion of macro 'VMALLOC_END'
79 | return addr >= VMALLOC_START && addr < VMALLOC_END;
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'new_vmap_block':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:1963:56: note: in expansion of macro 'VMALLOC_END'
1963 | VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
In file included from include/linux/build_bug.h:5,
from include/linux/container_of.h:5,
from include/linux/list.h:5,
from include/linux/preempt.h:11,
from include/linux/spinlock.h:56,
from include/linux/vmalloc.h:5,
from mm/vmalloc.c:11:
mm/vmalloc.c: In function 'vm_unmap_ram':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
mm/vmalloc.c:2214:9: note: in expansion of macro 'BUG_ON'
2214 | BUG_ON(addr > VMALLOC_END);
| ^~~~~~
mm/vmalloc.c:2214:23: note: in expansion of macro 'VMALLOC_END'
2214 | BUG_ON(addr > VMALLOC_END);
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'vm_map_ram':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:2261:48: note: in expansion of macro 'VMALLOC_END'
2261 | VMALLOC_START, VMALLOC_END, node, GFP_KERNEL);
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'vm_area_register_early':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
include/linux/compiler.h:78:45: note: in definition of macro 'unlikely'
78 | # define unlikely(x) __builtin_expect(!!(x), 0)
| ^
mm/vmalloc.c:2357:9: note: in expansion of macro 'BUG_ON'
2357 | BUG_ON(addr > VMALLOC_END - vm->size);
| ^~~~~~
mm/vmalloc.c:2357:23: note: in expansion of macro 'VMALLOC_END'
2357 | BUG_ON(addr > VMALLOC_END - vm->size);
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'get_vm_area':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:2546:50: note: in expansion of macro 'VMALLOC_END'
2546 | VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'get_vm_area_caller':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:2555:50: note: in expansion of macro 'VMALLOC_END'
2555 | VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function '__vmalloc_node':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3278:65: note: in expansion of macro 'VMALLOC_END'
3278 | return __vmalloc_node_range(size, align, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'vmalloc_huge':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3330:61: note: in expansion of macro 'VMALLOC_END'
3330 | return __vmalloc_node_range(size, 1, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'vmalloc_user':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3367:67: note: in expansion of macro 'VMALLOC_END'
3367 | return __vmalloc_node_range(size, SHMLBA, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'vmalloc_32_user':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3451:67: note: in expansion of macro 'VMALLOC_END'
3451 | return __vmalloc_node_range(size, SHMLBA, VMALLOC_START, VMALLOC_END,
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'pvm_determine_end_from_reverse':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3736:37: note: in expansion of macro 'VMALLOC_END'
3736 | unsigned long vmalloc_end = VMALLOC_END & ~(align - 1);
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'pcpu_get_vm_areas':
>> arch/loongarch/include/asm/pgtable.h:91:119: error: 'VMEMMAP_SIZE' undeclared (first use in this function); did you mean 'VMEMMAP_END'?
91 | min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
| ^~~~~~~~~~~~
mm/vmalloc.c:3780:43: note: in expansion of macro 'VMALLOC_END'
3780 | const unsigned long vmalloc_end = VMALLOC_END & ~(align - 1);
| ^~~~~~~~~~~
mm/vmalloc.c: In function 'is_vmalloc_addr':
mm/vmalloc.c:80:1: error: control reaches end of non-void function [-Werror=return-type]
80 | }
| ^
mm/vmalloc.c: In function 'get_vm_area':
mm/vmalloc.c:2549:1: error: control reaches end of non-void function [-Werror=return-type]
2549 | }
| ^
mm/vmalloc.c: In function 'get_vm_area_caller':
mm/vmalloc.c:2557:1: error: control reaches end of non-void function [-Werror=return-type]
2557 | }
| ^
mm/vmalloc.c: In function '__vmalloc_node':
mm/vmalloc.c:3280:1: error: control reaches end of non-void function [-Werror=return-type]
3280 | }
| ^
mm/vmalloc.c: In function 'vmalloc_huge':
mm/vmalloc.c:3333:1: error: control reaches end of non-void function [-Werror=return-type]
3333 | }
| ^
mm/vmalloc.c: In function 'vmalloc_user':
mm/vmalloc.c:3371:1: error: control reaches end of non-void function [-Werror=return-type]
3371 | }
| ^
mm/vmalloc.c: In function 'vmalloc_32_user':
mm/vmalloc.c:3455:1: error: control reaches end of non-void function [-Werror=return-type]
3455 | }
| ^
cc1: some warnings being treated as errors
vim +91 arch/loongarch/include/asm/pgtable.h
87
88 #define VMALLOC_START MODULES_END
89 #define VMALLOC_END \
90 (vm_map_base + \
> 91 min(PTRS_PER_PGD * PTRS_PER_PUD * PTRS_PER_PMD * PTRS_PER_PTE * PAGE_SIZE, (1UL << cpu_vabits)) - PMD_SIZE - VMEMMAP_SIZE)
92
--
0-DAY CI Kernel Test Service
https://01.org/lkp
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