* [linyunsheng:vhost-page-frag 1/2] include/linux/mm.h:1169:28: error: static declaration of 'virt_to_head_page' follows non-static declaration
@ 2023-07-02 13:26 kernel test robot
0 siblings, 0 replies; only message in thread
From: kernel test robot @ 2023-07-02 13:26 UTC (permalink / raw)
To: Yunsheng Lin; +Cc: llvm, oe-kbuild-all
tree: https://github.com/gestionlin/linux.git vhost-page-frag
head: 43d9a865a0a23c03923aae2db7a33d78be36c595
commit: 53f6f24c5ff57ba7933cab95bb643d725484ea38 [1/2] net: introduce page_frag_cache_drain()
config: arm-randconfig-r046-20230702 (https://download.01.org/0day-ci/archive/20230702/202307022101.wW0u489f-lkp@intel.com/config)
compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project.git 4a5ac14ee968ff0ad5d2cc1ffa0299048db4c88a)
reproduce: (https://download.01.org/0day-ci/archive/20230702/202307022101.wW0u489f-lkp@intel.com/reproduce)
If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202307022101.wW0u489f-lkp@intel.com/
All errors (new ones prefixed by >>):
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:162:1: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
162 | _SIG_SET_BINOP(sigandnsets, _sig_andn)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:139:3: note: expanded from macro '_SIG_SET_BINOP'
139 | r->sig[3] = op(a3, b3); \
| ^ ~
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:976:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:162:1: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
162 | _SIG_SET_BINOP(sigandnsets, _sig_andn)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:140:3: note: expanded from macro '_SIG_SET_BINOP'
140 | r->sig[2] = op(a2, b2); \
| ^ ~
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:976:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:186:1: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
186 | _SIG_SET_OP(signotset, _sig_not)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:173:27: note: expanded from macro '_SIG_SET_OP'
173 | case 4: set->sig[3] = op(set->sig[3]); \
| ^ ~
include/linux/signal.h:185:24: note: expanded from macro '_sig_not'
185 | #define _sig_not(x) (~(x))
| ^
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:976:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:186:1: warning: array index 3 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
186 | _SIG_SET_OP(signotset, _sig_not)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:173:10: note: expanded from macro '_SIG_SET_OP'
173 | case 4: set->sig[3] = op(set->sig[3]); \
| ^ ~
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:976:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:186:1: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
186 | _SIG_SET_OP(signotset, _sig_not)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:174:20: note: expanded from macro '_SIG_SET_OP'
174 | set->sig[2] = op(set->sig[2]); \
| ^ ~
include/linux/signal.h:185:24: note: expanded from macro '_sig_not'
185 | #define _sig_not(x) (~(x))
| ^
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
In file included from include/linux/mm.h:976:
In file included from include/linux/huge_mm.h:8:
In file included from include/linux/fs.h:33:
In file included from include/linux/percpu-rwsem.h:7:
In file included from include/linux/rcuwait.h:6:
In file included from include/linux/sched/signal.h:6:
include/linux/signal.h:186:1: warning: array index 2 is past the end of the array (that has type 'unsigned long[2]') [-Warray-bounds]
186 | _SIG_SET_OP(signotset, _sig_not)
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/signal.h:174:3: note: expanded from macro '_SIG_SET_OP'
174 | set->sig[2] = op(set->sig[2]); \
| ^ ~
arch/arm/include/asm/signal.h:17:2: note: array 'sig' declared here
17 | unsigned long sig[_NSIG_WORDS];
| ^
In file included from arch/arm/kernel/asm-offsets.c:12:
>> include/linux/mm.h:1169:28: error: static declaration of 'virt_to_head_page' follows non-static declaration
1169 | static inline struct page *virt_to_head_page(const void *x)
| ^
include/linux/gfp.h:316:26: note: previous implicit declaration is here
316 | __page_frag_cache_drain(virt_to_head_page(nc->va), nc->pagecnt_bias);
| ^
28 warnings and 3 errors generated.
make[2]: *** [scripts/Makefile.build:114: arch/arm/kernel/asm-offsets.s] Error 1 shuffle=1564733078
make[2]: Target 'prepare' not remade because of errors.
make[1]: *** [Makefile:1287: prepare0] Error 2 shuffle=1564733078
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:226: __sub-make] Error 2 shuffle=1564733078
make: Target 'prepare' not remade because of errors.
vim +/virt_to_head_page +1169 include/linux/mm.h
70b50f94f1644e Andrea Arcangeli 2011-11-02 1168
b49af68ff9fc5d Christoph Lameter 2007-05-06 @1169 static inline struct page *virt_to_head_page(const void *x)
b49af68ff9fc5d Christoph Lameter 2007-05-06 1170 {
b49af68ff9fc5d Christoph Lameter 2007-05-06 1171 struct page *page = virt_to_page(x);
ccaafd7fd039ae Joonsoo Kim 2015-02-10 1172
1d798ca3f16437 Kirill A. Shutemov 2015-11-06 1173 return compound_head(page);
b49af68ff9fc5d Christoph Lameter 2007-05-06 1174 }
b49af68ff9fc5d Christoph Lameter 2007-05-06 1175
:::::: The code at line 1169 was first introduced by commit
:::::: b49af68ff9fc5d6e0d96704a1843968b91cc73c6 Add virt_to_head_page and consolidate code in slab and slub
:::::: TO: Christoph Lameter <clameter@sgi.com>
:::::: CC: Linus Torvalds <torvalds@woody.linux-foundation.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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