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Message-ID: <202106141044.Iq3PyGiI-lkp@intel.com>
Date: Mon, 14 Jun 2021 10:56:51 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
x86@...nel.org
Subject: [tip:tmp.tmp2 362/364] arch/x86/include/asm/uaccess_32.h:18:1:
error: redefinition of 'raw_copy_to_user'
tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git tmp.tmp2
head: adcceb5eb7aee38e4a9c15bdf599655f0e1b1324
commit: 9073ccabaa37f3392a6888678ffc6968fcdca9b6 [362/364] sched/headers: Misc dependency fixes
config: i386-defconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=9073ccabaa37f3392a6888678ffc6968fcdca9b6
git remote add tip https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git
git fetch --no-tags tip tmp.tmp2
git checkout 9073ccabaa37f3392a6888678ffc6968fcdca9b6
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All errors (new ones prefixed by >>):
In file included from arch/x86/include/asm/uaccess.h:464,
from include/linux/uaccess.h:13,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from kernel/power/snapshot.c:19:
>> arch/x86/include/asm/uaccess_32.h:18:1: error: redefinition of 'raw_copy_to_user'
18 | raw_copy_to_user(void __user *to, const void *from, unsigned long n)
| ^~~~~~~~~~~~~~~~
In file included from kernel/power/snapshot.c:15:
arch/x86/include/asm/uaccess_64.h:56:1: note: previous definition of 'raw_copy_to_user' was here
56 | raw_copy_to_user(void __user *dst, const void *src, unsigned long size)
| ^~~~~~~~~~~~~~~~
In file included from arch/x86/include/asm/uaccess.h:464,
from include/linux/uaccess.h:13,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from kernel/power/snapshot.c:19:
>> arch/x86/include/asm/uaccess_32.h:24:1: error: redefinition of 'raw_copy_from_user'
24 | raw_copy_from_user(void *to, const void __user *from, unsigned long n)
| ^~~~~~~~~~~~~~~~~~
In file included from kernel/power/snapshot.c:15:
arch/x86/include/asm/uaccess_64.h:50:1: note: previous definition of 'raw_copy_from_user' was here
50 | raw_copy_from_user(void *dst, const void __user *src, unsigned long size)
| ^~~~~~~~~~~~~~~~~~
In file included from arch/x86/include/asm/uaccess.h:464,
from include/linux/uaccess.h:13,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from kernel/power/snapshot.c:19:
>> arch/x86/include/asm/uaccess_32.h:30:1: error: conflicting types for '__copy_from_user_inatomic_nocache'
30 | __copy_from_user_inatomic_nocache(void *to, const void __user *from,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from kernel/power/snapshot.c:15:
arch/x86/include/asm/uaccess_64.h:76:1: note: previous definition of '__copy_from_user_inatomic_nocache' was here
76 | __copy_from_user_inatomic_nocache(void *dst, const void __user *src,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
In file included from include/linux/uaccess.h:13,
from arch/x86/include/asm/fpu/xstate.h:5,
from arch/x86/include/asm/pgtable.h:26,
from include/linux/pgtable.h:6,
from include/linux/mm.h:35,
from kernel/power/snapshot.c:19:
arch/x86/include/asm/uaccess.h:46:20: warning: 'pagefault_disabled' used but never defined
46 | static inline bool pagefault_disabled(void);
| ^~~~~~~~~~~~~~~~~~
vim +/raw_copy_to_user +18 arch/x86/include/asm/uaccess_32.h
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 11
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 12 unsigned long __must_check __copy_user_ll
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 13 (void *to, const void *from, unsigned long n);
b1fcec7f2296c4 include/asm-x86/uaccess_32.h Joe Perches 2008-03-23 14 unsigned long __must_check __copy_from_user_ll_nocache_nozero
b1fcec7f2296c4 include/asm-x86/uaccess_32.h Joe Perches 2008-03-23 15 (void *to, const void __user *from, unsigned long n);
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 16
652050aec936fd include/asm-i386/uaccess.h Ingo Molnar 2006-01-14 17 static __always_inline unsigned long __must_check
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 @18 raw_copy_to_user(void __user *to, const void *from, unsigned long n)
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 19 {
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 20 return __copy_user_ll((__force void *)to, from, n);
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 21 }
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 22
7c12d81134b130 include/asm-i386/uaccess.h NeilBrown 2006-06-25 23 static __always_inline unsigned long
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 @24 raw_copy_from_user(void *to, const void __user *from, unsigned long n)
7c12d81134b130 include/asm-i386/uaccess.h NeilBrown 2006-06-25 25 {
beba3a20bf90ce arch/x86/include/asm/uaccess_32.h Al Viro 2017-03-25 26 return __copy_user_ll(to, (__force const void *)from, n);
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 27 }
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 28
652050aec936fd include/asm-i386/uaccess.h Ingo Molnar 2006-01-14 29 static __always_inline unsigned long
b1fcec7f2296c4 include/asm-x86/uaccess_32.h Joe Perches 2008-03-23 @30 __copy_from_user_inatomic_nocache(void *to, const void __user *from,
b1fcec7f2296c4 include/asm-x86/uaccess_32.h Joe Perches 2008-03-23 31 unsigned long n)
^1da177e4c3f41 include/asm-i386/uaccess.h Linus Torvalds 2005-04-16 32 {
7c12d81134b130 include/asm-i386/uaccess.h NeilBrown 2006-06-25 33 return __copy_from_user_ll_nocache_nozero(to, from, n);
c22ce143d15eb2 include/asm-i386/uaccess.h Hiro Yoshioka 2006-06-23 34 }
c22ce143d15eb2 include/asm-i386/uaccess.h Hiro Yoshioka 2006-06-23 35
:::::: The code at line 18 was first introduced by commit
:::::: beba3a20bf90ce1b93e24592c3ebf0d0bb581bbe x86: switch to RAW_COPY_USER
:::::: TO: Al Viro <viro@...iv.linux.org.uk>
:::::: CC: Al Viro <viro@...iv.linux.org.uk>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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