Re: [PATCH v2 2/3] clk: Provide new devm_clk_helpers for prepared and enabled clocks
From: kernel test robot
Date: Mon Mar 01 2021 - 08:02:26 EST
Hi "Uwe,
I love your patch! Yet something to improve:
[auto build test ERROR on fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8]
url: https://github.com/0day-ci/linux/commits/Uwe-Kleine-K-nig/clk-provide-new-devm-helpers-for-prepared-and-enabled-clocks/20210301-191522
base: fe07bfda2fb9cdef8a4d4008a409bb02f35f1bd8
config: sh-randconfig-r035-20210301 (attached as .config)
compiler: sh4-linux-gcc (GCC) 9.3.0
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/0day-ci/linux/commit/fb9e331a334ed83c22735b4398e56b121ca9dbf5
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Uwe-Kleine-K-nig/clk-provide-new-devm-helpers-for-prepared-and-enabled-clocks/20210301-191522
git checkout fb9e331a334ed83c22735b4398e56b121ca9dbf5
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=sh
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
drivers/clk/clk-devres.c:22:13: warning: no previous prototype for '__devm_clk_get' [-Wmissing-prototypes]
22 | struct clk *__devm_clk_get(struct device *dev, const char *id,
| ^~~~~~~~~~~~~~
In file included from include/linux/linkage.h:7,
from include/linux/kernel.h:7,
from include/linux/clk.h:13,
from drivers/clk/clk-devres.c:2:
>> include/linux/export.h:67:36: error: redefinition of '__ksymtab_devm_clk_get_prepared'
67 | static const struct kernel_symbol __ksymtab_##sym \
| ^~~~~~~~~~
include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY'
108 | __KSYMTAB_ENTRY(sym, sec)
| ^~~~~~~~~~~~~~~
include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL'
147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
| ^~~~~~~~~~~~~~~~
include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
| ^~~~~~~~~~~~~~~
include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
158 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "")
| ^~~~~~~~~~~~~~
drivers/clk/clk-devres.c:83:1: note: in expansion of macro 'EXPORT_SYMBOL'
83 | EXPORT_SYMBOL(devm_clk_get_prepared);
| ^~~~~~~~~~~~~
include/linux/export.h:67:36: note: previous definition of '__ksymtab_devm_clk_get_prepared' was here
67 | static const struct kernel_symbol __ksymtab_##sym \
| ^~~~~~~~~~
include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY'
108 | __KSYMTAB_ENTRY(sym, sec)
| ^~~~~~~~~~~~~~~
include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL'
147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
| ^~~~~~~~~~~~~~~~
include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
| ^~~~~~~~~~~~~~~
include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
158 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "")
| ^~~~~~~~~~~~~~
drivers/clk/clk-devres.c:75:1: note: in expansion of macro 'EXPORT_SYMBOL'
75 | EXPORT_SYMBOL(devm_clk_get_prepared);
| ^~~~~~~~~~~~~
>> include/linux/export.h:67:36: error: redefinition of '__ksymtab_devm_clk_get_optional_prepared'
67 | static const struct kernel_symbol __ksymtab_##sym \
| ^~~~~~~~~~
include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY'
108 | __KSYMTAB_ENTRY(sym, sec)
| ^~~~~~~~~~~~~~~
include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL'
147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
| ^~~~~~~~~~~~~~~~
include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
| ^~~~~~~~~~~~~~~
include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
158 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "")
| ^~~~~~~~~~~~~~
drivers/clk/clk-devres.c:105:1: note: in expansion of macro 'EXPORT_SYMBOL'
105 | EXPORT_SYMBOL(devm_clk_get_optional_prepared);
| ^~~~~~~~~~~~~
include/linux/export.h:67:36: note: previous definition of '__ksymtab_devm_clk_get_optional_prepared' was here
67 | static const struct kernel_symbol __ksymtab_##sym \
| ^~~~~~~~~~
include/linux/export.h:108:2: note: in expansion of macro '__KSYMTAB_ENTRY'
108 | __KSYMTAB_ENTRY(sym, sec)
| ^~~~~~~~~~~~~~~
include/linux/export.h:147:39: note: in expansion of macro '___EXPORT_SYMBOL'
147 | #define __EXPORT_SYMBOL(sym, sec, ns) ___EXPORT_SYMBOL(sym, sec, ns)
| ^~~~~~~~~~~~~~~~
include/linux/export.h:155:34: note: in expansion of macro '__EXPORT_SYMBOL'
155 | #define _EXPORT_SYMBOL(sym, sec) __EXPORT_SYMBOL(sym, sec, "")
| ^~~~~~~~~~~~~~~
include/linux/export.h:158:29: note: in expansion of macro '_EXPORT_SYMBOL'
158 | #define EXPORT_SYMBOL(sym) _EXPORT_SYMBOL(sym, "")
| ^~~~~~~~~~~~~~
drivers/clk/clk-devres.c:97:1: note: in expansion of macro 'EXPORT_SYMBOL'
97 | EXPORT_SYMBOL(devm_clk_get_optional_prepared);
| ^~~~~~~~~~~~~
vim +/__ksymtab_devm_clk_get_prepared +67 include/linux/export.h
f50169324df4ad Paul Gortmaker 2011-05-23 41
7290d58095712a Ard Biesheuvel 2018-08-21 42 #ifdef CONFIG_HAVE_ARCH_PREL32_RELOCATIONS
7290d58095712a Ard Biesheuvel 2018-08-21 43 #include <linux/compiler.h>
7290d58095712a Ard Biesheuvel 2018-08-21 44 /*
7290d58095712a Ard Biesheuvel 2018-08-21 45 * Emit the ksymtab entry as a pair of relative references: this reduces
7290d58095712a Ard Biesheuvel 2018-08-21 46 * the size by half on 64-bit architectures, and eliminates the need for
7290d58095712a Ard Biesheuvel 2018-08-21 47 * absolute relocations that require runtime processing on relocatable
7290d58095712a Ard Biesheuvel 2018-08-21 48 * kernels.
7290d58095712a Ard Biesheuvel 2018-08-21 49 */
7290d58095712a Ard Biesheuvel 2018-08-21 50 #define __KSYMTAB_ENTRY(sym, sec) \
7290d58095712a Ard Biesheuvel 2018-08-21 51 __ADDRESSABLE(sym) \
7290d58095712a Ard Biesheuvel 2018-08-21 52 asm(" .section \"___ksymtab" sec "+" #sym "\", \"a\" \n" \
ed13fc33f76303 Matthias Maennich 2019-09-06 53 " .balign 4 \n" \
7290d58095712a Ard Biesheuvel 2018-08-21 54 "__ksymtab_" #sym ": \n" \
7290d58095712a Ard Biesheuvel 2018-08-21 55 " .long " #sym "- . \n" \
7290d58095712a Ard Biesheuvel 2018-08-21 56 " .long __kstrtab_" #sym "- . \n" \
c3a6cf19e695c8 Masahiro Yamada 2019-10-18 57 " .long __kstrtabns_" #sym "- . \n" \
7290d58095712a Ard Biesheuvel 2018-08-21 58 " .previous \n")
7290d58095712a Ard Biesheuvel 2018-08-21 59
7290d58095712a Ard Biesheuvel 2018-08-21 60 struct kernel_symbol {
7290d58095712a Ard Biesheuvel 2018-08-21 61 int value_offset;
7290d58095712a Ard Biesheuvel 2018-08-21 62 int name_offset;
8651ec01daedad Matthias Maennich 2019-09-06 63 int namespace_offset;
7290d58095712a Ard Biesheuvel 2018-08-21 64 };
7290d58095712a Ard Biesheuvel 2018-08-21 65 #else
7290d58095712a Ard Biesheuvel 2018-08-21 66 #define __KSYMTAB_ENTRY(sym, sec) \
7290d58095712a Ard Biesheuvel 2018-08-21 @67 static const struct kernel_symbol __ksymtab_##sym \
7290d58095712a Ard Biesheuvel 2018-08-21 68 __attribute__((section("___ksymtab" sec "+" #sym), used)) \
ed13fc33f76303 Matthias Maennich 2019-09-06 69 __aligned(sizeof(void *)) \
c3a6cf19e695c8 Masahiro Yamada 2019-10-18 70 = { (unsigned long)&sym, __kstrtab_##sym, __kstrtabns_##sym }
7290d58095712a Ard Biesheuvel 2018-08-21 71
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0-DAY CI Kernel Test Service, Intel Corporation
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