Hi Ley, [auto build test WARNING on v4.3-rc5 -- if it's inappropriate base, please suggest rules for selecting the more suitable base] url: https://github.com/0day-ci/linux/commits/Ley-Foon-Tan/Add-PCI-support-on-nios2-architecture/20151014-143651 config: frv-defconfig (attached as .config) 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 # save the attached .config to linux build tree make.cross ARCH=frv All warnings (new ones prefixed by >>): In file included from arch/frv/include/asm/pci.h:19:0, from include/linux/pci.h:1497, from arch/frv/mm/dma-alloc.c:38: include/asm-generic/pci.h:39:25: error: redefinition of 'pci_proc_domain' #define pci_proc_domain pci_proc_domain ^ include/asm-generic/pci.h:40:19: note: in expansion of macro 'pci_proc_domain' static inline int pci_proc_domain(struct pci_bus *bus) ^ In file included from arch/frv/mm/dma-alloc.c:38:0: include/linux/pci.h:1360:19: note: previous definition of 'pci_proc_domain' was here static inline int pci_proc_domain(struct pci_bus *bus) { return 0; } ^ In file included from include/linux/pci.h:1497:0, from arch/frv/mm/dma-alloc.c:38: >> arch/frv/include/asm/pci.h:23:0: warning: "pcibios_assign_all_busses" redefined #define pcibios_assign_all_busses() 0 ^ In file included from arch/frv/include/asm/pci.h:19:0, from include/linux/pci.h:1497, from arch/frv/mm/dma-alloc.c:38: include/asm-generic/pci.h:35:0: note: this is the location of the previous definition #define pcibios_assign_all_busses() (pci_has_flag(PCI_REASSIGN_ALL_BUS)) ^ In file included from include/linux/pci.h:1497:0, from arch/frv/mm/dma-alloc.c:38: >> arch/frv/include/asm/pci.h:48:0: warning: "PCIBIOS_MIN_IO" redefined #define PCIBIOS_MIN_IO 0x100 ^ In file included from arch/frv/include/asm/pci.h:19:0, from include/linux/pci.h:1497, from arch/frv/mm/dma-alloc.c:38: include/asm-generic/pci.h:27:0: note: this is the location of the previous definition #define PCIBIOS_MIN_IO (0UL) ^ In file included from include/linux/pci.h:1497:0, from arch/frv/mm/dma-alloc.c:38: >> arch/frv/include/asm/pci.h:49:0: warning: "PCIBIOS_MIN_MEM" redefined #define PCIBIOS_MIN_MEM 0x00010000 ^ In file included from arch/frv/include/asm/pci.h:19:0, from include/linux/pci.h:1497, from arch/frv/mm/dma-alloc.c:38: include/asm-generic/pci.h:31:0: note: this is the location of the previous definition #define PCIBIOS_MIN_MEM (0UL) ^ vim +/pcibios_assign_all_busses +23 arch/frv/include/asm/pci.h d7c4f1b7 arch/frv/include/asm/pci.h Arnd Bergmann 2009-05-13 13 #ifndef _ASM_FRV_PCI_H d7c4f1b7 arch/frv/include/asm/pci.h Arnd Bergmann 2009-05-13 14 #define _ASM_FRV_PCI_H ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 15 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 16 #include <linux/mm.h> 84be456f arch/frv/include/asm/pci.h Christoph Hellwig 2015-05-01 17 #include <linux/scatterlist.h> ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 18 #include <asm-generic/pci-dma-compat.h> ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 @19 #include <asm-generic/pci.h> ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 20 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 21 struct pci_dev; ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 22 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 @23 #define pcibios_assign_all_busses() 0 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 24 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 25 extern void pcibios_set_master(struct pci_dev *dev); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 26 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 27 #ifdef CONFIG_MMU a5da7d3c include/asm-frv/pci.h Al Viro 2005-10-21 28 extern void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 29 extern void consistent_free(void *vaddr); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 30 extern void consistent_sync(void *vaddr, size_t size, int direction); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 31 extern void consistent_sync_page(struct page *page, unsigned long offset, ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 32 size_t size, int direction); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 33 #endif ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 34 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 35 extern void *pci_alloc_consistent(struct pci_dev *hwdev, size_t size, ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 36 dma_addr_t *dma_handle); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 37 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 38 extern void pci_free_consistent(struct pci_dev *hwdev, size_t size, ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 39 void *vaddr, dma_addr_t dma_handle); ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 40 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 41 /* Return the index of the PCI controller for device PDEV. */ ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 42 #define pci_controller_num(PDEV) (0) ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 43 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 44 /* 25985edc arch/frv/include/asm/pci.h Lucas De Marchi 2011-03-30 45 * These are pretty much arbitrary with the CoMEM implementation. ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 46 * We have the whole address space to ourselves. ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 47 */ ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 @48 #define PCIBIOS_MIN_IO 0x100 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 @49 #define PCIBIOS_MIN_MEM 0x00010000 ^1da177e include/asm-frv/pci.h Linus Torvalds 2005-04-16 50 d7c4f1b7 arch/frv/include/asm/pci.h Arnd Bergmann 2009-05-13 51 #endif /* _ASM_FRV_PCI_H */ :::::: The code at line 23 was first introduced by commit :::::: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 Linux-2.6.12-rc2 :::::: TO: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> :::::: CC: Linus Torvalds <torvalds@xxxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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