From: kernel test robot <lkp@intel.com>
To: David Hildenbrand <david@redhat.com>, linux-kernel@vger.kernel.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
virtualization@lists.linux-foundation.org, linux-mm@kvack.org,
linux-hyperv@vger.kernel.org, xen-devel@lists.xenproject.org,
linux-acpi@vger.kernel.org, linux-nvdimm@lists.01.org,
linux-s390@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends
Date: Tue, 15 Sep 2020 16:46:06 +0800 [thread overview]
Message-ID: <20200915084606.GB20631@xsang-OptiPlex-9020> (raw)
In-Reply-To: <20200910091340.8654-4-david@redhat.com>
Hi David,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200909]
[cannot apply to mmotm/master hnaz-linux-mm/master xen-tip/linux-next powerpc/next linus/master v5.9-rc4 v5.9-rc3 v5.9-rc2 v5.9-rc4]
[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/David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
base: 7204eaa2c1f509066486f488c9dcb065d7484494
:::::: branch date: 9 hours ago
:::::: commit date: 9 hours ago
config: powerpc-randconfig-r011-20200909 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
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 powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
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 >>):
In file included from arch/powerpc/kernel/asm-offsets.c:14:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:15:
In file included from include/linux/radix-tree.h:18:
In file included from include/linux/xarray.h:14:
In file included from include/linux/gfp.h:6:
In file included from include/linux/mmzone.h:853:
include/linux/memory_hotplug.h:354:55: error: unknown type name 'mhp_t'
extern int __add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:355:53: error: unknown type name 'mhp_t'
extern int add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:357:11: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:360:10: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
In file included from arch/powerpc/kernel/asm-offsets.c:21:
>> include/linux/mman.h:137:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
include/linux/mman.h:138:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
2 warnings and 4 errors generated.
make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1196: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
# https://github.com/0day-ci/linux/commit/d88270d1c0783a7f99f24a85692be90fd2ae0d7d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
git checkout d88270d1c0783a7f99f24a85692be90fd2ae0d7d
vim +137 include/linux/mman.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 128
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 130 * Combine the mmap "flags" argument into "vm_flags" used internally.
^1da177e4c3f41 Linus Torvalds 2005-04-16 131 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 132 static inline unsigned long
^1da177e4c3f41 Linus Torvalds 2005-04-16 133 calc_vm_flag_bits(unsigned long flags)
^1da177e4c3f41 Linus Torvalds 2005-04-16 134 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 135 return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) |
^1da177e4c3f41 Linus Torvalds 2005-04-16 136 _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) |
b6fb293f2497a9 Jan Kara 2017-11-01 @137 _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
b6fb293f2497a9 Jan Kara 2017-11-01 138 _calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^1da177e4c3f41 Linus Torvalds 2005-04-16 139 }
00619bcc44d6b7 Jerome Marchand 2013-11-12 140
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
_______________________________________________
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To unsubscribe send an email to linux-nvdimm-leave@lists.01.org
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: David Hildenbrand <david@redhat.com>, linux-kernel@vger.kernel.org
Cc: kbuild-all@lists.01.org, clang-built-linux@googlegroups.com,
virtualization@lists.linux-foundation.org, linux-mm@kvack.org,
linux-hyperv@vger.kernel.org, xen-devel@lists.xenproject.org,
linux-acpi@vger.kernel.org, linux-nvdimm@lists.01.org,
linux-s390@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends
Date: Tue, 15 Sep 2020 16:46:06 +0800 [thread overview]
Message-ID: <20200915084606.GB20631@xsang-OptiPlex-9020> (raw)
In-Reply-To: <20200910091340.8654-4-david@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 5308 bytes --]
Hi David,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200909]
[cannot apply to mmotm/master hnaz-linux-mm/master xen-tip/linux-next powerpc/next linus/master v5.9-rc4 v5.9-rc3 v5.9-rc2 v5.9-rc4]
[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/David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
base: 7204eaa2c1f509066486f488c9dcb065d7484494
:::::: branch date: 9 hours ago
:::::: commit date: 9 hours ago
config: powerpc-randconfig-r011-20200909 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
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 powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
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 >>):
In file included from arch/powerpc/kernel/asm-offsets.c:14:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:15:
In file included from include/linux/radix-tree.h:18:
In file included from include/linux/xarray.h:14:
In file included from include/linux/gfp.h:6:
In file included from include/linux/mmzone.h:853:
include/linux/memory_hotplug.h:354:55: error: unknown type name 'mhp_t'
extern int __add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:355:53: error: unknown type name 'mhp_t'
extern int add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:357:11: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:360:10: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
In file included from arch/powerpc/kernel/asm-offsets.c:21:
>> include/linux/mman.h:137:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
include/linux/mman.h:138:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
2 warnings and 4 errors generated.
make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1196: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
# https://github.com/0day-ci/linux/commit/d88270d1c0783a7f99f24a85692be90fd2ae0d7d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
git checkout d88270d1c0783a7f99f24a85692be90fd2ae0d7d
vim +137 include/linux/mman.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 128
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 130 * Combine the mmap "flags" argument into "vm_flags" used internally.
^1da177e4c3f41 Linus Torvalds 2005-04-16 131 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 132 static inline unsigned long
^1da177e4c3f41 Linus Torvalds 2005-04-16 133 calc_vm_flag_bits(unsigned long flags)
^1da177e4c3f41 Linus Torvalds 2005-04-16 134 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 135 return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) |
^1da177e4c3f41 Linus Torvalds 2005-04-16 136 _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) |
b6fb293f2497a9 Jan Kara 2017-11-01 @137 _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
b6fb293f2497a9 Jan Kara 2017-11-01 138 _calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^1da177e4c3f41 Linus Torvalds 2005-04-16 139 }
00619bcc44d6b7 Jerome Marchand 2013-11-12 140
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 32384 bytes --]
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: David Hildenbrand <david@redhat.com>, linux-kernel@vger.kernel.org
Cc: linux-s390@vger.kernel.org, linux-hyperv@vger.kernel.org,
kbuild-all@lists.01.org, linux-acpi@vger.kernel.org,
clang-built-linux@googlegroups.com, linux-nvdimm@lists.01.org,
virtualization@lists.linux-foundation.org, linux-mm@kvack.org,
xen-devel@lists.xenproject.org,
Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends
Date: Tue, 15 Sep 2020 16:46:06 +0800 [thread overview]
Message-ID: <20200915084606.GB20631@xsang-OptiPlex-9020> (raw)
In-Reply-To: <20200910091340.8654-4-david@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 5308 bytes --]
Hi David,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200909]
[cannot apply to mmotm/master hnaz-linux-mm/master xen-tip/linux-next powerpc/next linus/master v5.9-rc4 v5.9-rc3 v5.9-rc2 v5.9-rc4]
[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/David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
base: 7204eaa2c1f509066486f488c9dcb065d7484494
:::::: branch date: 9 hours ago
:::::: commit date: 9 hours ago
config: powerpc-randconfig-r011-20200909 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
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 powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
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 >>):
In file included from arch/powerpc/kernel/asm-offsets.c:14:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:15:
In file included from include/linux/radix-tree.h:18:
In file included from include/linux/xarray.h:14:
In file included from include/linux/gfp.h:6:
In file included from include/linux/mmzone.h:853:
include/linux/memory_hotplug.h:354:55: error: unknown type name 'mhp_t'
extern int __add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:355:53: error: unknown type name 'mhp_t'
extern int add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:357:11: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:360:10: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
In file included from arch/powerpc/kernel/asm-offsets.c:21:
>> include/linux/mman.h:137:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
include/linux/mman.h:138:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
2 warnings and 4 errors generated.
make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1196: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
# https://github.com/0day-ci/linux/commit/d88270d1c0783a7f99f24a85692be90fd2ae0d7d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
git checkout d88270d1c0783a7f99f24a85692be90fd2ae0d7d
vim +137 include/linux/mman.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 128
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 130 * Combine the mmap "flags" argument into "vm_flags" used internally.
^1da177e4c3f41 Linus Torvalds 2005-04-16 131 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 132 static inline unsigned long
^1da177e4c3f41 Linus Torvalds 2005-04-16 133 calc_vm_flag_bits(unsigned long flags)
^1da177e4c3f41 Linus Torvalds 2005-04-16 134 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 135 return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) |
^1da177e4c3f41 Linus Torvalds 2005-04-16 136 _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) |
b6fb293f2497a9 Jan Kara 2017-11-01 @137 _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
b6fb293f2497a9 Jan Kara 2017-11-01 138 _calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^1da177e4c3f41 Linus Torvalds 2005-04-16 139 }
00619bcc44d6b7 Jerome Marchand 2013-11-12 140
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
[-- Attachment #2: .config.gz --]
[-- Type: application/gzip, Size: 32384 bytes --]
[-- Attachment #3: Type: text/plain, Size: 183 bytes --]
_______________________________________________
Virtualization mailing list
Virtualization@lists.linux-foundation.org
https://lists.linuxfoundation.org/mailman/listinfo/virtualization
WARNING: multiple messages have this Message-ID (diff)
From: kernel test robot <lkp@intel.com>
To: kbuild-all@lists.01.org
Subject: Re: [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends
Date: Tue, 15 Sep 2020 16:46:06 +0800 [thread overview]
Message-ID: <20200915084606.GB20631@xsang-OptiPlex-9020> (raw)
In-Reply-To: <20200910091340.8654-4-david@redhat.com>
[-- Attachment #1: Type: text/plain, Size: 5402 bytes --]
Hi David,
I love your patch! Perhaps something to improve:
[auto build test WARNING on next-20200909]
[cannot apply to mmotm/master hnaz-linux-mm/master xen-tip/linux-next powerpc/next linus/master v5.9-rc4 v5.9-rc3 v5.9-rc2 v5.9-rc4]
[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/David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
base: 7204eaa2c1f509066486f488c9dcb065d7484494
:::::: branch date: 9 hours ago
:::::: commit date: 9 hours ago
config: powerpc-randconfig-r011-20200909 (attached as .config)
compiler: clang version 12.0.0 (https://github.com/llvm/llvm-project 0a5dc7effb191eff740e0e7ae7bd8e1f6bdb3ad9)
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 powerpc cross compiling tool for clang build
# apt-get install binutils-powerpc-linux-gnu
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=powerpc
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 >>):
In file included from arch/powerpc/kernel/asm-offsets.c:14:
In file included from include/linux/compat.h:17:
In file included from include/linux/fs.h:15:
In file included from include/linux/radix-tree.h:18:
In file included from include/linux/xarray.h:14:
In file included from include/linux/gfp.h:6:
In file included from include/linux/mmzone.h:853:
include/linux/memory_hotplug.h:354:55: error: unknown type name 'mhp_t'
extern int __add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:355:53: error: unknown type name 'mhp_t'
extern int add_memory(int nid, u64 start, u64 size, mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:357:11: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
include/linux/memory_hotplug.h:360:10: error: unknown type name 'mhp_t'
mhp_t mhp_flags);
^
In file included from arch/powerpc/kernel/asm-offsets.c:21:
>> include/linux/mman.h:137:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
include/linux/mman.h:138:9: warning: division by zero is undefined [-Wdivision-by-zero]
_calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
include/linux/mman.h:115:21: note: expanded from macro '_calc_vm_trans'
: ((x) & (bit1)) / ((bit1) / (bit2))))
^ ~~~~~~~~~~~~~~~~~
2 warnings and 4 errors generated.
make[2]: *** [scripts/Makefile.build:117: arch/powerpc/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [Makefile:1196: prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [Makefile:185: __sub-make] Error 2
make: Target 'prepare' not remade because of errors.
# https://github.com/0day-ci/linux/commit/d88270d1c0783a7f99f24a85692be90fd2ae0d7d
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review David-Hildenbrand/mm-memory_hotplug-selective-merging-of-system-ram-resources/20200910-171630
git checkout d88270d1c0783a7f99f24a85692be90fd2ae0d7d
vim +137 include/linux/mman.h
^1da177e4c3f41 Linus Torvalds 2005-04-16 128
^1da177e4c3f41 Linus Torvalds 2005-04-16 129 /*
^1da177e4c3f41 Linus Torvalds 2005-04-16 130 * Combine the mmap "flags" argument into "vm_flags" used internally.
^1da177e4c3f41 Linus Torvalds 2005-04-16 131 */
^1da177e4c3f41 Linus Torvalds 2005-04-16 132 static inline unsigned long
^1da177e4c3f41 Linus Torvalds 2005-04-16 133 calc_vm_flag_bits(unsigned long flags)
^1da177e4c3f41 Linus Torvalds 2005-04-16 134 {
^1da177e4c3f41 Linus Torvalds 2005-04-16 135 return _calc_vm_trans(flags, MAP_GROWSDOWN, VM_GROWSDOWN ) |
^1da177e4c3f41 Linus Torvalds 2005-04-16 136 _calc_vm_trans(flags, MAP_DENYWRITE, VM_DENYWRITE ) |
b6fb293f2497a9 Jan Kara 2017-11-01 @137 _calc_vm_trans(flags, MAP_LOCKED, VM_LOCKED ) |
b6fb293f2497a9 Jan Kara 2017-11-01 138 _calc_vm_trans(flags, MAP_SYNC, VM_SYNC );
^1da177e4c3f41 Linus Torvalds 2005-04-16 139 }
00619bcc44d6b7 Jerome Marchand 2013-11-12 140
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org
[-- Attachment #2: config.gz --]
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next prev parent reply other threads:[~2020-09-15 8:34 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-10 9:13 [PATCH v3 0/7] mm/memory_hotplug: selective merging of system ram resources David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` [PATCH v3 1/7] kernel/resource: make release_mem_region_adjustable() never fail David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` [PATCH v3 2/7] kernel/resource: move and rename IORESOURCE_MEM_DRIVER_MANAGED David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:53 ` Pankaj Gupta
2020-09-10 9:53 ` Pankaj Gupta
2020-09-10 9:53 ` Pankaj Gupta
2020-09-10 9:53 ` Pankaj Gupta
2020-09-10 9:53 ` Pankaj Gupta
2020-09-11 2:21 ` kernel test robot
2020-09-11 2:21 ` kernel test robot
2020-09-11 2:21 ` kernel test robot
2020-09-11 2:21 ` kernel test robot
2020-09-11 8:20 ` David Hildenbrand
2020-09-11 8:20 ` David Hildenbrand
2020-09-11 8:20 ` David Hildenbrand
2020-09-11 8:20 ` David Hildenbrand
2020-09-15 8:46 ` kernel test robot [this message]
2020-09-15 8:46 ` kernel test robot
2020-09-15 8:46 ` kernel test robot
2020-09-15 8:46 ` kernel test robot
2020-09-10 9:13 ` [PATCH v3 4/7] mm/memory_hotplug: MEMHP_MERGE_RESOURCE to specify merging of System RAM resources David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 10:03 ` Pankaj Gupta
2020-09-10 10:03 ` Pankaj Gupta
2020-09-10 9:13 ` [PATCH v3 5/7] virtio-mem: try to merge system ram resources David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 10:10 ` Pankaj Gupta
2020-09-10 10:10 ` Pankaj Gupta
2020-09-10 10:10 ` Pankaj Gupta
2020-09-10 10:10 ` Pankaj Gupta
2020-09-10 9:13 ` [PATCH v3 6/7] xen/balloon: " David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` [PATCH v3 7/7] hv_balloon: " David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 9:13 ` David Hildenbrand
2020-09-10 18:20 [PATCH v3 3/7] mm/memory_hotplug: prepare passing flags to add_memory() and friends kernel test robot
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