Messages in this thread | | | Date | Fri, 5 Jun 2020 21:03:38 +0800 | From | kernel test robot <> | Subject | arch/m68k/include/asm/mcfmmu.h:102:20: sparse: void static inline mmu_write( ... ) |
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tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 435faf5c218a47fd6258187f62d9bb1009717896 commit: 6863f5643dd717376c2fdc85a47a00f9d738a834 kbuild: allow Clang to find unused static inline functions for W=1 build date: 9 months ago config: m68k-randconfig-s031-20200605 (attached as .config) compiler: m68k-linux-gcc (GCC) 9.3.0 reproduce: # apt-get install sparse # sparse version: v0.6.1-246-g41f651b4-dirty git checkout 6863f5643dd717376c2fdc85a47a00f9d738a834 # save the attached .config to linux build tree make W=1 C=1 ARCH=m68k CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__'
If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
drivers/misc/habanalabs/debugfs.c:460:16: sparse: sparse: multiple definitions for function 'mmu_write' arch/m68k/include/asm/mcfmmu.h:102:20: sparse: the previous one is here drivers/misc/habanalabs/debugfs.c:460:16: sparse: sparse: symbol 'mmu_write' redeclared with different type (incompatible argument 1 (different base types)): drivers/misc/habanalabs/debugfs.c:460:16: sparse: int static [signed] [toplevel] mmu_write( ... ) arch/m68k/include/asm/mcfmmu.h:102:20: sparse: note: previously declared as: >> arch/m68k/include/asm/mcfmmu.h:102:20: sparse: void static inline [gnu_inline] [toplevel] mmu_write( ... )
vim +102 arch/m68k/include/asm/mcfmmu.h
8cee26f82a0c83 Greg Ungerer 2011-10-14 101 8cee26f82a0c83 Greg Ungerer 2011-10-14 @102 static inline void mmu_write(u32 a, u32 v) 8cee26f82a0c83 Greg Ungerer 2011-10-14 103 { 8cee26f82a0c83 Greg Ungerer 2011-10-14 104 *((volatile u32 *) a) = v; 8cee26f82a0c83 Greg Ungerer 2011-10-14 105 __asm__ __volatile__ ("nop"); 8cee26f82a0c83 Greg Ungerer 2011-10-14 106 } 8cee26f82a0c83 Greg Ungerer 2011-10-14 107
:::::: The code at line 102 was first introduced by commit :::::: 8cee26f82a0c830740db0267f828045cc39b90b9 m68k: definitions for the ColdFire V4e MMU hardware
:::::: TO: Greg Ungerer <gerg@uclinux.org> :::::: CC: Greg Ungerer <gerg@uclinux.org>
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