From: kernel test robot <lkp@intel.com>
To: glittao@gmail.com, cl@linux.com, penberg@kernel.org,
rientjes@google.com, iamjoonsoo.kim@lge.com,
akpm@linux-foundation.org, vbabka@suse.cz
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
linux-kernel@vger.kernel.org, linux-mm@kvack.org,
Oliver Glitta <glittao@gmail.com>
Subject: Re: [PATCH v2 1/2] kunit: add a KUnit test for SLUB debugging functionality
Date: Wed, 31 Mar 2021 00:22:24 +0800 [thread overview]
Message-ID: <202103310001.MNKJiSaL-lkp@intel.com> (raw)
In-Reply-To: <20210330120436.4591-1-glittao@gmail.com>
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Hi,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on linus/master]
[also build test WARNING on v5.12-rc5]
[cannot apply to hnaz-linux-mm/master next-20210330]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/glittao-gmail-com/kunit-add-a-KUnit-test-for-SLUB-debugging-functionality/20210330-200635
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 1e43c377a79f9189fea8f2711b399d4e8b4e609b
config: x86_64-randconfig-r022-20210330 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 482283042f795ecc27838a3b2f76b5494991401c)
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
# install x86_64 cross compiling tool for clang build
# apt-get install binutils-x86-64-linux-gnu
# https://github.com/0day-ci/linux/commit/98f544695d3d3b4676d7ff7bd7c964c9d39172d2
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review glittao-gmail-com/kunit-add-a-KUnit-test-for-SLUB-debugging-functionality/20210330-200635
git checkout 98f544695d3d3b4676d7ff7bd7c964c9d39172d2
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
All warnings (new ones prefixed by >>):
>> mm/slub.c:744:17: warning: use of logical '&&' with constant operand [-Wconstant-logical-operand]
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^ ~~~~~~~~~~~~~~~~~~
mm/slub.c:744:17: note: use '&' for a bitwise operation
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^~
&
mm/slub.c:744:17: note: remove constant to silence this warning
if (!(s->flags && SLAB_SILENT_ERRORS)) {
~^~~~~~~~~~~~~~~~~~~~~
mm/slub.c:759:17: warning: use of logical '&&' with constant operand [-Wconstant-logical-operand]
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^ ~~~~~~~~~~~~~~~~~~
mm/slub.c:759:17: note: use '&' for a bitwise operation
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^~
&
mm/slub.c:759:17: note: remove constant to silence this warning
if (!(s->flags && SLAB_SILENT_ERRORS)) {
~^~~~~~~~~~~~~~~~~~~~~
mm/slub.c:807:17: warning: use of logical '&&' with constant operand [-Wconstant-logical-operand]
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^ ~~~~~~~~~~~~~~~~~~
mm/slub.c:807:17: note: use '&' for a bitwise operation
if (!(s->flags && SLAB_SILENT_ERRORS)) {
^~
&
mm/slub.c:807:17: note: remove constant to silence this warning
if (!(s->flags && SLAB_SILENT_ERRORS)) {
~^~~~~~~~~~~~~~~~~~~~~
mm/slub.c:1536:21: warning: unused function 'kmalloc_large_node_hook' [-Wunused-function]
static inline void *kmalloc_large_node_hook(void *ptr, size_t size, gfp_t flags)
^
4 warnings generated.
vim +744 mm/slub.c
740
741 void object_err(struct kmem_cache *s, struct page *page,
742 u8 *object, char *reason)
743 {
> 744 if (!(s->flags && SLAB_SILENT_ERRORS)) {
745 slab_bug(s, "%s", reason);
746 print_trailer(s, page, object);
747 }
748 }
749
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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next prev parent reply other threads:[~2021-03-30 16:23 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-30 12:04 [PATCH v2 1/2] kunit: add a KUnit test for SLUB debugging functionality glittao
2021-03-30 12:04 ` [PATCH v2 2/2] slub: remove resiliency_test() function glittao
2021-03-30 16:22 ` kernel test robot [this message]
2021-03-31 4:34 ` [PATCH v2 1/2] kunit: add a KUnit test for SLUB debugging functionality Dan Carpenter
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