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Date:   Sun, 25 Dec 2016 07:20:25 +0800
From:   kbuild test robot <fengguang.wu@...el.com>
To:     Vincent Cuissard <cuissard@...vell.com>
Cc:     kbuild-all@...org, linux-kernel@...r.kernel.org,
        Samuel Ortiz <sameo@...ux.intel.com>
Subject: include/linux/unaligned/access_ok.h:7:19: error: redefinition of
 'get_unaligned_le16'

Hi Vincent,

FYI, the error/warning still remains.

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head:   7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba
commit: 3194c6870158e305dac2af52f83681e9cb67280f NFC: nfcmrvl: add firmware download support
date:   1 year, 2 months ago
config: ia64-allmodconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 6.2.0
reproduce:
        wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 3194c6870158e305dac2af52f83681e9cb67280f
        # save the attached .config to linux build tree
        make.cross ARCH=ia64 

All errors (new ones prefixed by >>):

   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:7:19: error: redefinition of 'get_unaligned_le16'
    static inline u16 get_unaligned_le16(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:6:19: note: previous definition of 'get_unaligned_le16' was here
    static inline u16 get_unaligned_le16(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:12:19: error: redefinition of 'get_unaligned_le32'
    static inline u32 get_unaligned_le32(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:11:19: note: previous definition of 'get_unaligned_le32' was here
    static inline u32 get_unaligned_le32(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:17:19: error: redefinition of 'get_unaligned_le64'
    static inline u64 get_unaligned_le64(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:16:19: note: previous definition of 'get_unaligned_le64' was here
    static inline u64 get_unaligned_le64(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:22:19: error: redefinition of 'get_unaligned_be16'
    static inline u16 get_unaligned_be16(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:40:19: note: previous definition of 'get_unaligned_be16' was here
    static inline u16 get_unaligned_be16(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:27:19: error: redefinition of 'get_unaligned_be32'
    static inline u32 get_unaligned_be32(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:45:19: note: previous definition of 'get_unaligned_be32' was here
    static inline u32 get_unaligned_be32(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:32:19: error: redefinition of 'get_unaligned_be64'
    static inline u64 get_unaligned_be64(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:50:19: note: previous definition of 'get_unaligned_be64' was here
    static inline u64 get_unaligned_be64(const void *p)
                      ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:37:20: error: redefinition of 'put_unaligned_le16'
    static inline void put_unaligned_le16(u16 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:21:20: note: previous definition of 'put_unaligned_le16' was here
    static inline void put_unaligned_le16(u16 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:42:20: error: redefinition of 'put_unaligned_le32'
    static inline void put_unaligned_le32(u32 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:26:20: note: previous definition of 'put_unaligned_le32' was here
    static inline void put_unaligned_le32(u32 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:47:20: error: redefinition of 'put_unaligned_le64'
    static inline void put_unaligned_le64(u64 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:4:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/le_struct.h:31:20: note: previous definition of 'put_unaligned_le64' was here
    static inline void put_unaligned_le64(u64 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:52:20: error: redefinition of 'put_unaligned_be16'
    static inline void put_unaligned_be16(u16 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:55:20: note: previous definition of 'put_unaligned_be16' was here
    static inline void put_unaligned_be16(u16 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:57:20: error: redefinition of 'put_unaligned_be32'
    static inline void put_unaligned_be32(u32 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:60:20: note: previous definition of 'put_unaligned_be32' was here
    static inline void put_unaligned_be32(u32 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from drivers/nfc/nfcmrvl/fw_dnld.c:20:0:
>> include/linux/unaligned/access_ok.h:62:20: error: redefinition of 'put_unaligned_be64'
    static inline void put_unaligned_be64(u64 val, void *p)
                       ^~~~~~~~~~~~~~~~~~
   In file included from arch/ia64/include/asm/unaligned.h:5:0,
                    from arch/ia64/include/asm/io.h:22,
                    from arch/ia64/include/asm/smp.h:20,
                    from include/linux/smp.h:59,
                    from include/linux/topology.h:33,
                    from include/linux/gfp.h:8,
                    from include/linux/kmod.h:22,
                    from include/linux/module.h:13,
                    from drivers/nfc/nfcmrvl/fw_dnld.c:19:
   include/linux/unaligned/be_byteshift.h:65:20: note: previous definition of 'put_unaligned_be64' was here
    static inline void put_unaligned_be64(u64 val, void *p)
                       ^~~~~~~~~~~~~~~~~~

vim +/get_unaligned_le16 +7 include/linux/unaligned/access_ok.h

064106a9 Harvey Harrison 2008-04-29   1  #ifndef _LINUX_UNALIGNED_ACCESS_OK_H
064106a9 Harvey Harrison 2008-04-29   2  #define _LINUX_UNALIGNED_ACCESS_OK_H
064106a9 Harvey Harrison 2008-04-29   3  
064106a9 Harvey Harrison 2008-04-29   4  #include <linux/kernel.h>
064106a9 Harvey Harrison 2008-04-29   5  #include <asm/byteorder.h>
064106a9 Harvey Harrison 2008-04-29   6  
064106a9 Harvey Harrison 2008-04-29  @7  static inline u16 get_unaligned_le16(const void *p)
064106a9 Harvey Harrison 2008-04-29   8  {
064106a9 Harvey Harrison 2008-04-29   9  	return le16_to_cpup((__le16 *)p);
064106a9 Harvey Harrison 2008-04-29  10  }
064106a9 Harvey Harrison 2008-04-29  11  
064106a9 Harvey Harrison 2008-04-29 @12  static inline u32 get_unaligned_le32(const void *p)
064106a9 Harvey Harrison 2008-04-29  13  {
064106a9 Harvey Harrison 2008-04-29  14  	return le32_to_cpup((__le32 *)p);
064106a9 Harvey Harrison 2008-04-29  15  }
064106a9 Harvey Harrison 2008-04-29  16  
064106a9 Harvey Harrison 2008-04-29 @17  static inline u64 get_unaligned_le64(const void *p)
064106a9 Harvey Harrison 2008-04-29  18  {
064106a9 Harvey Harrison 2008-04-29  19  	return le64_to_cpup((__le64 *)p);
064106a9 Harvey Harrison 2008-04-29  20  }
064106a9 Harvey Harrison 2008-04-29  21  
064106a9 Harvey Harrison 2008-04-29 @22  static inline u16 get_unaligned_be16(const void *p)
064106a9 Harvey Harrison 2008-04-29  23  {
064106a9 Harvey Harrison 2008-04-29  24  	return be16_to_cpup((__be16 *)p);
064106a9 Harvey Harrison 2008-04-29  25  }
064106a9 Harvey Harrison 2008-04-29  26  
064106a9 Harvey Harrison 2008-04-29 @27  static inline u32 get_unaligned_be32(const void *p)
064106a9 Harvey Harrison 2008-04-29  28  {
064106a9 Harvey Harrison 2008-04-29  29  	return be32_to_cpup((__be32 *)p);
064106a9 Harvey Harrison 2008-04-29  30  }
064106a9 Harvey Harrison 2008-04-29  31  
064106a9 Harvey Harrison 2008-04-29 @32  static inline u64 get_unaligned_be64(const void *p)
064106a9 Harvey Harrison 2008-04-29  33  {
064106a9 Harvey Harrison 2008-04-29  34  	return be64_to_cpup((__be64 *)p);
064106a9 Harvey Harrison 2008-04-29  35  }
064106a9 Harvey Harrison 2008-04-29  36  
064106a9 Harvey Harrison 2008-04-29 @37  static inline void put_unaligned_le16(u16 val, void *p)
064106a9 Harvey Harrison 2008-04-29  38  {
064106a9 Harvey Harrison 2008-04-29  39  	*((__le16 *)p) = cpu_to_le16(val);
064106a9 Harvey Harrison 2008-04-29  40  }
064106a9 Harvey Harrison 2008-04-29  41  
064106a9 Harvey Harrison 2008-04-29 @42  static inline void put_unaligned_le32(u32 val, void *p)
064106a9 Harvey Harrison 2008-04-29  43  {
064106a9 Harvey Harrison 2008-04-29  44  	*((__le32 *)p) = cpu_to_le32(val);
064106a9 Harvey Harrison 2008-04-29  45  }
064106a9 Harvey Harrison 2008-04-29  46  
064106a9 Harvey Harrison 2008-04-29 @47  static inline void put_unaligned_le64(u64 val, void *p)
064106a9 Harvey Harrison 2008-04-29  48  {
064106a9 Harvey Harrison 2008-04-29  49  	*((__le64 *)p) = cpu_to_le64(val);
064106a9 Harvey Harrison 2008-04-29  50  }
064106a9 Harvey Harrison 2008-04-29  51  
064106a9 Harvey Harrison 2008-04-29 @52  static inline void put_unaligned_be16(u16 val, void *p)
064106a9 Harvey Harrison 2008-04-29  53  {
064106a9 Harvey Harrison 2008-04-29  54  	*((__be16 *)p) = cpu_to_be16(val);
064106a9 Harvey Harrison 2008-04-29  55  }
064106a9 Harvey Harrison 2008-04-29  56  
064106a9 Harvey Harrison 2008-04-29 @57  static inline void put_unaligned_be32(u32 val, void *p)
064106a9 Harvey Harrison 2008-04-29  58  {
064106a9 Harvey Harrison 2008-04-29  59  	*((__be32 *)p) = cpu_to_be32(val);
064106a9 Harvey Harrison 2008-04-29  60  }
064106a9 Harvey Harrison 2008-04-29  61  
064106a9 Harvey Harrison 2008-04-29 @62  static inline void put_unaligned_be64(u64 val, void *p)
064106a9 Harvey Harrison 2008-04-29  63  {
064106a9 Harvey Harrison 2008-04-29  64  	*((__be64 *)p) = cpu_to_be64(val);
064106a9 Harvey Harrison 2008-04-29  65  }

:::::: The code at line 7 was first introduced by commit
:::::: 064106a91be5e76cb42c1ddf5d3871e3a1bd2a23 kernel: add common infrastructure for unaligned access

:::::: TO: Harvey Harrison <harvey.harrison@...il.com>
:::::: CC: Linus Torvalds <torvalds@...ux-foundation.org>

---
0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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