[asahilinux:cpufreq/wip 16/16] drivers/base/power/domain.c:2298:1: error: redefinition of '__ksymtab_of_genpd_add_provider_simple'

From: kernel test robot
Date: Sat Oct 02 2021 - 14:31:39 EST


tree: https://github.com/AsahiLinux/linux cpufreq/wip
head: e44f8c4999018e6bbbf00e94afe4b35809aa1248
commit: e44f8c4999018e6bbbf00e94afe4b35809aa1248 [16/16] cpufreq/mcc wip
config: powerpc-randconfig-r003-20211002 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 962e503cc8bc411f7523cc393acae8aae425b1c4)
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
# https://github.com/AsahiLinux/linux/commit/e44f8c4999018e6bbbf00e94afe4b35809aa1248
git remote add asahilinux https://github.com/AsahiLinux/linux
git fetch --no-tags asahilinux cpufreq/wip
git checkout e44f8c4999018e6bbbf00e94afe4b35809aa1248
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash drivers/base/

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:43:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insb, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:115:1: note: expanded from here
__do_insb
^
arch/powerpc/include/asm/io.h:556:56: note: expanded from macro '__do_insb'
#define __do_insb(p, b, n) readsb((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:45:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insw, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:117:1: note: expanded from here
__do_insw
^
arch/powerpc/include/asm/io.h:557:56: note: expanded from macro '__do_insw'
#define __do_insw(p, b, n) readsw((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:47:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(insl, (unsigned long p, void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:119:1: note: expanded from here
__do_insl
^
arch/powerpc/include/asm/io.h:558:56: note: expanded from macro '__do_insl'
#define __do_insl(p, b, n) readsl((PCI_IO_ADDR)_IO_BASE+(p), (b), (n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:49:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsb, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:121:1: note: expanded from here
__do_outsb
^
arch/powerpc/include/asm/io.h:559:58: note: expanded from macro '__do_outsb'
#define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:51:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsw, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:123:1: note: expanded from here
__do_outsw
^
arch/powerpc/include/asm/io.h:560:58: note: expanded from macro '__do_outsw'
#define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
In file included from drivers/base/power/domain.c:11:
In file included from include/linux/io.h:13:
In file included from arch/powerpc/include/asm/io.h:619:
arch/powerpc/include/asm/io-defs.h:53:1: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
DEF_PCI_AC_NORET(outsl, (unsigned long p, const void *b, unsigned long c),
^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
arch/powerpc/include/asm/io.h:616:3: note: expanded from macro 'DEF_PCI_AC_NORET'
__do_##name al; \
^~~~~~~~~~~~~~
<scratch space>:125:1: note: expanded from here
__do_outsl
^
arch/powerpc/include/asm/io.h:561:58: note: expanded from macro '__do_outsl'
#define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)_IO_BASE+(p),(b),(n))
~~~~~~~~~~~~~~~~~~~~~^
>> drivers/base/power/domain.c:2298:1: error: redefinition of '__ksymtab_of_genpd_add_provider_simple'
EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple);
^
include/linux/export.h:164:33: note: expanded from macro 'EXPORT_SYMBOL_GPL'
#define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl")
^
include/linux/export.h:160:34: note: expanded from macro '_EXPORT_SYMBOL'
#define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
^
include/linux/export.h:152:39: note: expanded from macro '__EXPORT_SYMBOL'
#define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
^
include/linux/export.h:108:2: note: expanded from macro '___EXPORT_SYMBOL'
__KSYMTAB_ENTRY(sym, sec)
^
include/linux/export.h:67:36: note: expanded from macro '__KSYMTAB_ENTRY'
static const struct kernel_symbol __ksymtab_##sym \
^
<scratch space>:84:1: note: expanded from here
__ksymtab_of_genpd_add_provider_simple
^
drivers/base/power/domain.c:2285:1: note: previous definition is here
EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple);
^
include/linux/export.h:164:33: note: expanded from macro 'EXPORT_SYMBOL_GPL'
#define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl")
^
include/linux/export.h:160:34: note: expanded from macro '_EXPORT_SYMBOL'
#define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
^
include/linux/export.h:152:39: note: expanded from macro '__EXPORT_SYMBOL'
#define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
^
include/linux/export.h:108:2: note: expanded from macro '___EXPORT_SYMBOL'
__KSYMTAB_ENTRY(sym, sec)
^
include/linux/export.h:67:36: note: expanded from macro '__KSYMTAB_ENTRY'
static const struct kernel_symbol __ksymtab_##sym \
^
<scratch space>:72:1: note: expanded from here
__ksymtab_of_genpd_add_provider_simple
^
6 warnings and 1 error generated.


vim +/__ksymtab_of_genpd_add_provider_simple +2298 drivers/base/power/domain.c

e44f8c4999018e Hector Martin 2021-10-03 2286
e44f8c4999018e Hector Martin 2021-10-03 2287 /**
e44f8c4999018e Hector Martin 2021-10-03 2288 * of_genpd_add_provider_simple_noclk() - Register a simple clockless
e44f8c4999018e Hector Martin 2021-10-03 2289 * PM domain provider
e44f8c4999018e Hector Martin 2021-10-03 2290 * @np: Device node pointer associated with the PM domain provider.
e44f8c4999018e Hector Martin 2021-10-03 2291 * @genpd: Pointer to PM domain associated with the PM domain provider.
e44f8c4999018e Hector Martin 2021-10-03 2292 */
e44f8c4999018e Hector Martin 2021-10-03 2293 int of_genpd_add_provider_simple_noclk(struct device_node *np,
e44f8c4999018e Hector Martin 2021-10-03 2294 struct generic_pm_domain *genpd)
e44f8c4999018e Hector Martin 2021-10-03 2295 {
e44f8c4999018e Hector Martin 2021-10-03 2296 return _of_genpd_add_provider_simple(np, genpd, false);
e44f8c4999018e Hector Martin 2021-10-03 2297 }
892ebdcccb4e11 Jon Hunter 2016-09-12 @2298 EXPORT_SYMBOL_GPL(of_genpd_add_provider_simple);
892ebdcccb4e11 Jon Hunter 2016-09-12 2299

:::::: The code at line 2298 was first introduced by commit
:::::: 892ebdcccb4e11c5b43036a50e89e3869df5b429 PM / Domains: Don't expose xlate and provider helper functions

:::::: TO: Jon Hunter <jonathanh@xxxxxxxxxx>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip