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Message-ID: <202006222006.DCPOKVHt%lkp@intel.com>
Date: Mon, 22 Jun 2020 20:50:57 +0800
From: kernel test robot <lkp@...el.com>
To: Jisheng Zhang <Jisheng.Zhang@...aptics.com>,
Andrew Lunn <andrew@...n.ch>,
Florian Fainelli <f.fainelli@...il.com>,
Heiner Kallweit <hkallweit1@...il.com>,
Russell King <linux@...linux.org.uk>,
"David S. Miller" <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>
Cc: kbuild-all@...ts.01.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] net: phy: export phy_disable_interrupts()
Hi Jisheng,
I love your patch! Yet something to improve:
[auto build test ERROR on linus/master]
[also build test ERROR on v5.8-rc2 next-20200622]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/0day-ci/linux/commits/Jisheng-Zhang/net-phy-call-phy_disable_interrupts-in-phy_init_hw/20200622-183400
base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 625d3449788f85569096780592549d0340e9c0c7
config: um-allmodconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-13) 9.3.0
reproduce (this is a W=1 build):
# save the attached .config to linux build tree
make W=1 ARCH=um
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
All error/warnings (new ones prefixed by >>):
cc1: warning: arch/um/include/uapi: No such file or directory [-Wmissing-include-dirs]
In file included from include/linux/uaccess.h:11,
from include/linux/crypto.h:21,
from include/crypto/hash.h:11,
from include/linux/uio.h:10,
from include/linux/socket.h:8,
from include/linux/compat.h:15,
from include/linux/ethtool.h:17,
from include/linux/netdevice.h:37,
from drivers/net/phy/phy.c:17:
arch/um/include/asm/uaccess.h: In function '__access_ok':
arch/um/include/asm/uaccess.h:17:29: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
17 | (((unsigned long) (addr) >= FIXADDR_USER_START) && \
| ^~
arch/um/include/asm/uaccess.h:45:3: note: in expansion of macro '__access_ok_vsyscall'
45 | __access_ok_vsyscall(addr, size) ||
| ^~~~~~~~~~~~~~~~~~~~
In file included from include/linux/kernel.h:11,
from drivers/net/phy/phy.c:11:
include/asm-generic/fixmap.h: In function 'fix_to_virt':
include/asm-generic/fixmap.h:32:19: warning: comparison of unsigned expression >= 0 is always true [-Wtype-limits]
32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses);
| ^~
include/linux/compiler.h:372:9: note: in definition of macro '__compiletime_assert'
372 | if (!(condition)) \
| ^~~~~~~~~
include/linux/compiler.h:392:2: note: in expansion of macro '_compiletime_assert'
392 | _compiletime_assert(condition, msg, __compiletime_assert_, __COUNTER__)
| ^~~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime_assert'
39 | #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg)
| ^~~~~~~~~~~~~~~~~~
include/linux/build_bug.h:50:2: note: in expansion of macro 'BUILD_BUG_ON_MSG'
50 | BUILD_BUG_ON_MSG(condition, "BUILD_BUG_ON failed: " #condition)
| ^~~~~~~~~~~~~~~~
include/asm-generic/fixmap.h:32:2: note: in expansion of macro 'BUILD_BUG_ON'
32 | BUILD_BUG_ON(idx >= __end_of_fixed_addresses);
| ^~~~~~~~~~~~
In file included from include/linux/linkage.h:7,
from include/linux/kernel.h:8,
from drivers/net/phy/phy.c:11:
drivers/net/phy/phy.c: At top level:
>> include/linux/export.h:67:36: error: redefinition of '__ksymtab_phy_request_interrupt'
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/net/phy/phy.c:928:1: note: in expansion of macro 'EXPORT_SYMBOL'
928 | EXPORT_SYMBOL(phy_request_interrupt);
| ^~~~~~~~~~~~~
include/linux/export.h:67:36: note: previous definition of '__ksymtab_phy_request_interrupt' 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:159:33: note: in expansion of macro '_EXPORT_SYMBOL'
159 | #define EXPORT_SYMBOL_GPL(sym) _EXPORT_SYMBOL(sym, "_gpl")
| ^~~~~~~~~~~~~~
>> drivers/net/phy/phy.c:855:1: note: in expansion of macro 'EXPORT_SYMBOL_GPL'
855 | EXPORT_SYMBOL_GPL(phy_request_interrupt);
| ^~~~~~~~~~~~~~~~~
vim +/__ksymtab_phy_request_interrupt +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
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
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