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* [helgaas-pci:for-linus 1/1] arch/x86/include/asm/pci_x86.h:142:8: warning: '__gnu_inline__' attribute only applies to functions
@ 2021-10-20  5:28 kernel test robot
  2021-10-20  9:01 ` Hans de Goede
  0 siblings, 1 reply; 2+ messages in thread
From: kernel test robot @ 2021-10-20  5:28 UTC (permalink / raw)
  To: Hans de Goede; +Cc: llvm, kbuild-all, linux-pci, Bjorn Helgaas, Mika Westerberg

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git for-linus
head:   f10507a66e36dde76d71bef8ce6e1c873f441616
commit: f10507a66e36dde76d71bef8ce6e1c873f441616 [1/1] x86/PCI: Ignore E820 reservations for bridge windows on newer systems
config: i386-buildonly-randconfig-r004-20211019 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 92a0389b0425a9535a99a0ce13ba0eeda2bce7ad)
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://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?id=f10507a66e36dde76d71bef8ce6e1c873f441616
        git remote add helgaas-pci https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git
        git fetch --no-tags helgaas-pci for-linus
        git checkout f10507a66e36dde76d71bef8ce6e1c873f441616
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=i386 

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

All warnings (new ones prefixed by >>):

   In file included from arch/x86/kernel/resource.c:4:
   arch/x86/include/asm/pci_x86.h:99:8: error: unknown type name 'raw_spinlock_t'
   extern raw_spinlock_t pci_config_lock;
          ^
   arch/x86/include/asm/pci_x86.h:135:19: error: expected ';' after top level declarator
   extern void __init dmi_check_pciprobe(void);
                     ^
                     ;
   arch/x86/include/asm/pci_x86.h:136:19: error: expected ';' after top level declarator
   extern void __init dmi_check_skip_isa_align(void);
                     ^
                     ;
   arch/x86/include/asm/pci_x86.h:142:8: error: 'inline' can only appear on functions
   static inline int  __init pci_acpi_init(void)
          ^
   include/linux/compiler_types.h:149:16: note: expanded from macro 'inline'
   #define inline inline __gnu_inline __inline_maybe_unused notrace
                  ^
   In file included from arch/x86/kernel/resource.c:4:
>> arch/x86/include/asm/pci_x86.h:142:8: warning: '__gnu_inline__' attribute only applies to functions [-Wignored-attributes]
   include/linux/compiler_types.h:149:23: note: expanded from macro 'inline'
   #define inline inline __gnu_inline __inline_maybe_unused notrace
                         ^
   include/linux/compiler_attributes.h:152:56: note: expanded from macro '__gnu_inline'
   #define __gnu_inline                    __attribute__((__gnu_inline__))
                                                          ^
   In file included from arch/x86/kernel/resource.c:4:
>> arch/x86/include/asm/pci_x86.h:142:8: warning: '__no_instrument_function__' attribute only applies to functions and Objective-C methods [-Wignored-attributes]
   include/linux/compiler_types.h:149:58: note: expanded from macro 'inline'
   #define inline inline __gnu_inline __inline_maybe_unused notrace
                                                            ^
   include/linux/compiler_types.h:129:34: note: expanded from macro 'notrace'
   #define notrace                 __attribute__((__no_instrument_function__))
                                                  ^
   In file included from arch/x86/kernel/resource.c:4:
   arch/x86/include/asm/pci_x86.h:142:20: error: redefinition of '__init' with a different type: 'int' vs 'void'
   static inline int  __init pci_acpi_init(void)
                      ^
   arch/x86/include/asm/pci_x86.h:136:13: note: previous declaration is here
   extern void __init dmi_check_skip_isa_align(void);
               ^
   arch/x86/include/asm/pci_x86.h:142:26: error: expected ';' after top level declarator
   static inline int  __init pci_acpi_init(void)
                            ^
                            ;
   arch/x86/include/asm/pci_x86.h:148:12: error: redeclaration of '__init' with a different type: 'int' vs 'void'
   extern int __init pcibios_init(void);
              ^
   arch/x86/include/asm/pci_x86.h:136:13: note: previous declaration is here
   extern void __init dmi_check_skip_isa_align(void);
               ^
   arch/x86/include/asm/pci_x86.h:148:18: error: expected ';' after top level declarator
   extern int __init pcibios_init(void);
                    ^
                    ;
   arch/x86/include/asm/pci_x86.h:168:12: error: redeclaration of '__init' with a different type: 'int' vs 'void'
   extern int __init pci_mmcfg_arch_init(void);
              ^
   arch/x86/include/asm/pci_x86.h:136:13: note: previous declaration is here
   extern void __init dmi_check_skip_isa_align(void);
               ^
   arch/x86/include/asm/pci_x86.h:168:18: error: expected ';' after top level declarator
   extern int __init pci_mmcfg_arch_init(void);
                    ^
                    ;
   arch/x86/include/asm/pci_x86.h:169:19: error: expected ';' after top level declarator
   extern void __init pci_mmcfg_arch_free(void);
                     ^
                     ;
   arch/x86/include/asm/pci_x86.h:176:33: error: redeclaration of '__init' with a different type: 'struct pci_mmcfg_region *' vs 'void'
   extern struct pci_mmcfg_region *__init pci_mmconfig_add(int segment, int start,
                                   ^
   arch/x86/include/asm/pci_x86.h:169:13: note: previous declaration is here
   extern void __init pci_mmcfg_arch_free(void);
               ^
   arch/x86/include/asm/pci_x86.h:176:39: error: expected ';' after top level declarator
   extern struct pci_mmcfg_region *__init pci_mmconfig_add(int segment, int start,
                                         ^
                                         ;
   2 warnings and 13 errors generated.


vim +/__gnu_inline__ +142 arch/x86/include/asm/pci_x86.h

8dd779b19ce597 arch/x86/pci/pci.h             Robert Richter  2008-07-02  137  
8dd779b19ce597 arch/x86/pci/pci.h             Robert Richter  2008-07-02  138  /* some common used subsys_initcalls */
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  139  #ifdef CONFIG_PCI
8dd779b19ce597 arch/x86/pci/pci.h             Robert Richter  2008-07-02  140  extern int __init pci_acpi_init(void);
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  141  #else
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19 @142  static inline int  __init pci_acpi_init(void)
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  143  {
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  144  	return -EINVAL;
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  145  }
5d32a66541c468 arch/x86/include/asm/pci_x86.h Sinan Kaya      2018-12-19  146  #endif
ab3b37937e8f4f arch/x86/include/asm/pci_x86.h Thomas Gleixner 2009-08-29  147  extern void __init pcibios_irq_init(void);
8dd779b19ce597 arch/x86/pci/pci.h             Robert Richter  2008-07-02  148  extern int __init pcibios_init(void);
b72d0db9dd41da arch/x86/include/asm/pci_x86.h Thomas Gleixner 2009-08-29  149  extern int pci_legacy_init(void);
9325a28ce2fa7c arch/x86/include/asm/pci_x86.h Thomas Gleixner 2009-08-29  150  extern void pcibios_fixup_irqs(void);
5e544d618f0fb2 arch/i386/pci/pci.h            Andi Kleen      2006-09-26  151  

:::::: The code at line 142 was first introduced by commit
:::::: 5d32a66541c4683456507481a0944ed2985e75c7 PCI/ACPI: Allow ACPI to be built without CONFIG_PCI set

:::::: TO: Sinan Kaya <okaya@kernel.org>
:::::: CC: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

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

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2021-10-20  5:28 [helgaas-pci:for-linus 1/1] arch/x86/include/asm/pci_x86.h:142:8: warning: '__gnu_inline__' attribute only applies to functions kernel test robot
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