From: kernel test robot <lkp@intel.com>
To: Yunsheng Lin <linyunsheng@huawei.com>
Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev
Subject: [linyunsheng:vhost-page-frag 1/2] include/linux/mm.h:1169:28: error: static declaration of 'virt_to_head_page' follows non-static declaration
Date: Sun, 2 Jul 2023 21:26:51 +0800 [thread overview]
Message-ID: <202307022101.wW0u489f-lkp@intel.com> (raw)
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
reply other threads:[~2023-07-02 13:27 UTC|newest]
Thread overview: [no followups] expand[flat|nested] mbox.gz Atom feed
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=202307022101.wW0u489f-lkp@intel.com \
--to=lkp@intel.com \
--cc=linyunsheng@huawei.com \
--cc=llvm@lists.linux.dev \
--cc=oe-kbuild-all@lists.linux.dev \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.