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Date: Sat, 17 Dec 2022 06:46:29 +0800
From: kernel test robot <lkp@...el.com>
To: Nhat Pham <nphamcs@...il.com>, akpm@...ux-foundation.org
Cc: oe-kbuild-all@...ts.linux.dev, hannes@...xchg.org,
linux-mm@...ck.org, linux-kernel@...r.kernel.org,
bfoster@...hat.com, willy@...radead.org, kernel-team@...a.com
Subject: Re: [PATCH v4 3/4] cachestat: implement cachestat syscall
Hi Nhat,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on shuah-kselftest/next]
[also build test WARNING on shuah-kselftest/fixes tip/x86/asm akpm-mm/mm-everything linus/master v6.1 next-20221216]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221217-032254
base: https://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git next
patch link: https://lore.kernel.org/r/20221216192149.3902877-4-nphamcs%40gmail.com
patch subject: [PATCH v4 3/4] cachestat: implement cachestat syscall
config: alpha-randconfig-r036-20221216
compiler: alpha-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/85fdb04584b3d9a3b90d2c63794ec65e8d996b18
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Nhat-Pham/cachestat-a-new-syscall-for-page-cache-state-of-files/20221217-032254
git checkout 85fdb04584b3d9a3b90d2c63794ec65e8d996b18
# save the config file
mkdir build_dir && cp config build_dir/.config
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=alpha olddefconfig
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=alpha SHELL=/bin/bash mm/damon/
If you fix the issue, kindly add following tag where applicable
| Reported-by: kernel test robot <lkp@...el.com>
All warnings (new ones prefixed by >>):
In file included from include/uapi/linux/mman.h:5,
from include/linux/fs.h:49,
from include/linux/highmem.h:5,
from mm/damon/vaddr.c:11:
>> arch/alpha/include/uapi/asm/mman.h:15: warning: "MAP_FIXED" redefined
15 | #define MAP_FIXED 0x100 /* Interpret addr exactly */
|
In file included from mm/damon/vaddr.c:10:
include/uapi/asm-generic/mman-common.h:22: note: this is the location of the previous definition
22 | #define MAP_FIXED 0x10 /* Interpret addr exactly */
|
>> arch/alpha/include/uapi/asm/mman.h:16: warning: "MAP_ANONYMOUS" redefined
16 | #define MAP_ANONYMOUS 0x10 /* don't use a file */
|
include/uapi/asm-generic/mman-common.h:23: note: this is the location of the previous definition
23 | #define MAP_ANONYMOUS 0x20 /* don't use a file */
|
>> arch/alpha/include/uapi/asm/mman.h:29: warning: "MAP_POPULATE" redefined
29 | #define MAP_POPULATE 0x20000 /* populate (prefault) pagetables */
|
include/uapi/asm-generic/mman-common.h:26: note: this is the location of the previous definition
26 | #define MAP_POPULATE 0x008000 /* populate (prefault) pagetables */
|
>> arch/alpha/include/uapi/asm/mman.h:30: warning: "MAP_NONBLOCK" redefined
30 | #define MAP_NONBLOCK 0x40000 /* do not block on IO */
|
include/uapi/asm-generic/mman-common.h:27: note: this is the location of the previous definition
27 | #define MAP_NONBLOCK 0x010000 /* do not block on IO */
|
>> arch/alpha/include/uapi/asm/mman.h:31: warning: "MAP_STACK" redefined
31 | #define MAP_STACK 0x80000 /* give out an address that is best suited for process/thread stacks */
|
include/uapi/asm-generic/mman-common.h:28: note: this is the location of the previous definition
28 | #define MAP_STACK 0x020000 /* give out an address that is best suited for process/thread stacks */
|
>> arch/alpha/include/uapi/asm/mman.h:32: warning: "MAP_HUGETLB" redefined
32 | #define MAP_HUGETLB 0x100000 /* create a huge page mapping */
|
include/uapi/asm-generic/mman-common.h:29: note: this is the location of the previous definition
29 | #define MAP_HUGETLB 0x040000 /* create a huge page mapping */
|
>> arch/alpha/include/uapi/asm/mman.h:33: warning: "MAP_FIXED_NOREPLACE" redefined
33 | #define MAP_FIXED_NOREPLACE 0x200000/* MAP_FIXED which doesn't unmap underlying mapping */
|
include/uapi/asm-generic/mman-common.h:31: note: this is the location of the previous definition
31 | #define MAP_FIXED_NOREPLACE 0x100000 /* MAP_FIXED which doesn't unmap underlying mapping */
|
>> arch/alpha/include/uapi/asm/mman.h:36: warning: "MS_SYNC" redefined
36 | #define MS_SYNC 2 /* synchronous memory sync */
|
include/uapi/asm-generic/mman-common.h:43: note: this is the location of the previous definition
43 | #define MS_SYNC 4 /* synchronous memory sync */
|
>> arch/alpha/include/uapi/asm/mman.h:37: warning: "MS_INVALIDATE" redefined
37 | #define MS_INVALIDATE 4 /* invalidate the caches */
|
include/uapi/asm-generic/mman-common.h:42: note: this is the location of the previous definition
42 | #define MS_INVALIDATE 2 /* invalidate the caches */
|
>> arch/alpha/include/uapi/asm/mman.h:50: warning: "MADV_DONTNEED" redefined
50 | #define MADV_DONTNEED 6 /* don't need these pages */
|
include/uapi/asm-generic/mman-common.h:49: note: this is the location of the previous definition
49 | #define MADV_DONTNEED 4 /* don't need these pages */
|
vim +/MAP_FIXED +15 arch/alpha/include/uapi/asm/mman.h
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 12
746c9398f5ac2b arch/alpha/include/uapi/asm/mman.h Michael S. Tsirkin 2019-02-08 13 /* 0x01 - 0x03 are defined in linux/mman.h */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 14 #define MAP_TYPE 0x0f /* Mask for type of mapping (OSF/1 is _wrong_) */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @15 #define MAP_FIXED 0x100 /* Interpret addr exactly */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @16 #define MAP_ANONYMOUS 0x10 /* don't use a file */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 17
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 18 /* not used by linux, but here to make sure we don't clash with OSF/1 defines */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 19 #define _MAP_HASSEMAPHORE 0x0200
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 20 #define _MAP_INHERIT 0x0400
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 21 #define _MAP_UNALIGNED 0x0800
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 22
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 23 /* These are linux-specific */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 24 #define MAP_GROWSDOWN 0x01000 /* stack-like segment */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 25 #define MAP_DENYWRITE 0x02000 /* ETXTBSY */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 26 #define MAP_EXECUTABLE 0x04000 /* mark it as an executable */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 27 #define MAP_LOCKED 0x08000 /* lock the mapping */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 28 #define MAP_NORESERVE 0x10000 /* don't check for reservations */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @29 #define MAP_POPULATE 0x20000 /* populate (prefault) pagetables */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @30 #define MAP_NONBLOCK 0x40000 /* do not block on IO */
90f72aa58bbf07 arch/alpha/include/asm/mman.h Arnd Bergmann 2009-09-21 @31 #define MAP_STACK 0x80000 /* give out an address that is best suited for process/thread stacks */
90f72aa58bbf07 arch/alpha/include/asm/mman.h Arnd Bergmann 2009-09-21 @32 #define MAP_HUGETLB 0x100000 /* create a huge page mapping */
a4ff8e8620d3f4 arch/alpha/include/uapi/asm/mman.h Michal Hocko 2018-04-10 @33 #define MAP_FIXED_NOREPLACE 0x200000/* MAP_FIXED which doesn't unmap underlying mapping */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 34
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 35 #define MS_ASYNC 1 /* sync memory asynchronously */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @36 #define MS_SYNC 2 /* synchronous memory sync */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @37 #define MS_INVALIDATE 4 /* invalidate the caches */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 38
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 39 #define MCL_CURRENT 8192 /* lock all currently mapped pages */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 40 #define MCL_FUTURE 16384 /* lock all additions to address space */
b0f205c2a3082d arch/alpha/include/uapi/asm/mman.h Eric B Munson 2015-11-05 41 #define MCL_ONFAULT 32768 /* lock all pages that are faulted in */
b0f205c2a3082d arch/alpha/include/uapi/asm/mman.h Eric B Munson 2015-11-05 42
b0f205c2a3082d arch/alpha/include/uapi/asm/mman.h Eric B Munson 2015-11-05 43 #define MLOCK_ONFAULT 0x01 /* Lock pages in range after they are faulted in, do not prefault */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 44
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 45 #define MADV_NORMAL 0 /* no further special treatment */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 46 #define MADV_RANDOM 1 /* expect random page references */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 47 #define MADV_SEQUENTIAL 2 /* expect sequential page references */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 48 #define MADV_WILLNEED 3 /* will need these pages */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 49 #define MADV_SPACEAVAIL 5 /* ensure resources are available */
^1da177e4c3f41 include/asm-alpha/mman.h Linus Torvalds 2005-04-16 @50 #define MADV_DONTNEED 6 /* don't need these pages */
5f6164f3092832 include/asm-alpha/mman.h Michael S. Tsirkin 2006-02-15 51
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0-DAY CI Kernel Test Service
https://01.org/lkp
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