4:10 a.m.
Hi Sean,
Thank you for the patch! Perhaps something to improve:
[auto build test WARNING on pci/next]
[also build test WARNING on v5.7-rc6 next-20200518]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]
url:
https://github.com/0day-ci/linux/commits/Sean-V-Kelley/PCI-Add-basic-Comp...
base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next
config: arc-defconfig (attached as .config)
compiler: arc-elf-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O
~/bin/make.cross
chmod +x ~/bin/make.cross
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arc
If you fix the issue, kindly add following tag as appropriate
Reported-by: kbuild test robot <lkp(a)intel.com>
All warnings (new ones prefixed by >>, old ones prefixed by <<):
In file included from drivers/pci/of.c:16:
drivers/pci/pci.h: In function 'pci_cxl_mem_enable':
> drivers/pci/pci.h:481:45: warning: no return statement in
function returning non-void [-Wreturn-type]
481 | static inline int
pci_cxl_mem_enable(struct pci_dev *dev) {}
| ^~~~~~~
drivers/pci/pci.h: In function 'pci_cxl_cache_enable':
drivers/pci/pci.h:483:47: warning: no return statement in function returning non-void
[-Wreturn-type]
483 | static inline int pci_cxl_cache_enable(struct pci_dev *dev) {}
| ^~~~~~~
vim +481 drivers/pci/pci.h
471
472 #ifdef CONFIG_PCI_CXL
473 /* Compute eXpress Link */
474 void pci_cxl_init(struct pci_dev *dev);
475 int pci_cxl_mem_enable(struct pci_dev *dev);
476 void pci_cxl_mem_disable(struct pci_dev *dev);
477 int pci_cxl_cache_enable(struct pci_dev *dev);
478 void pci_cxl_cache_disable(struct pci_dev *dev);
479 #else
480 static inline void pci_cxl_init(struct pci_dev *dev) { }
481 static inline int pci_cxl_mem_enable(struct pci_dev *dev) {}
482 static inline void pci_cxl_mem_disable(struct pci_dev *dev) {}
483 static inline int pci_cxl_cache_enable(struct pci_dev *dev) {}
484 static inline void pci_cxl_cache_disable(struct pci_dev *dev) {}
485 #endif
486
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0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org