Hi Sergey, Thank you for the patch! Yet something to improve: [auto build test ERROR on pci/next] [also build test ERROR on v5.4-rc4 next-20191025] [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/Sergey-Miroshnichenko/PCI-Allow-BAR-movement-during-hotplug/20191028-002741 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: i386-alldefconfig (attached as .config) compiler: gcc-7 (Debian 7.4.0-14) 7.4.0 reproduce: # save the attached .config to linux build tree make ARCH=i386 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): drivers/pnp/system.c: In function 'reserve_resources_of_dev': >> drivers/pnp/system.c:62:6: error: 'pci_can_move_bars' undeclared (first use in this function); did you mean 'pci_cap_saved_data'? if (pci_can_move_bars) ^~~~~~~~~~~~~~~~~ pci_cap_saved_data drivers/pnp/system.c:62:6: note: each undeclared identifier is reported only once for each function it appears in vim +62 drivers/pnp/system.c 56 57 static void reserve_resources_of_dev(struct pnp_dev *dev) 58 { 59 struct resource *res; 60 int i; 61 > 62 if (pci_can_move_bars) 63 return; 64 65 for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_IO, i)); i++) { 66 if (res->flags & IORESOURCE_DISABLED) 67 continue; 68 if (res->start == 0) 69 continue; /* disabled */ 70 if (res->start < 0x100) 71 /* 72 * Below 0x100 is only standard PC hardware 73 * (pics, kbd, timer, dma, ...) 74 * We should not get resource conflicts there, 75 * and the kernel reserves these anyway 76 * (see arch/i386/kernel/setup.c). 77 * So, do nothing 78 */ 79 continue; 80 if (res->end < res->start) 81 continue; /* invalid */ 82 83 reserve_range(dev, res, 1); 84 } 85 86 for (i = 0; (res = pnp_get_resource(dev, IORESOURCE_MEM, i)); i++) { 87 if (res->flags & IORESOURCE_DISABLED) 88 continue; 89 90 reserve_range(dev, res, 0); 91 } 92 } 93 --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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