Hi Hari, Thank you for the patch! Yet something to improve: [auto build test ERROR on pci/next] [also build test ERROR on v4.18-rc2 next-20180629] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Hari-Vyas/PCI-Data-corruption-happening-due-to-race-condition/20180629-203647 base: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git next config: powerpc-defconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 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 GCC_VERSION=7.2.0 make.cross ARCH=powerpc Note: the linux-review/Hari-Vyas/PCI-Data-corruption-happening-due-to-race-condition/20180629-203647 HEAD 75ee48282af54fe77cb0ac092623577327440033 builds fine. It only hurts bisectibility. All errors (new ones prefixed by >>): arch/powerpc/kernel/pci-common.c: In function 'pcibios_setup_bus_devices': >> arch/powerpc/kernel/pci-common.c:1017:12: error: 'struct pci_dev' has no member named 'is_added'; did you mean 'is_managed'? if (dev->is_added) ^~~~~~~~ is_managed vim +1017 arch/powerpc/kernel/pci-common.c 7846de40 Guenter Roeck 2013-06-10 1005 37f02195 Yuanquan Chen 2013-04-02 1006 void pcibios_setup_bus_devices(struct pci_bus *bus) 37f02195 Yuanquan Chen 2013-04-02 1007 { 37f02195 Yuanquan Chen 2013-04-02 1008 struct pci_dev *dev; 37f02195 Yuanquan Chen 2013-04-02 1009 37f02195 Yuanquan Chen 2013-04-02 1010 pr_debug("PCI: Fixup bus devices %d (%s)\n", 37f02195 Yuanquan Chen 2013-04-02 1011 bus->number, bus->self ? pci_name(bus->self) : "PHB"); 37f02195 Yuanquan Chen 2013-04-02 1012 37f02195 Yuanquan Chen 2013-04-02 1013 list_for_each_entry(dev, &bus->devices, bus_list) { 37f02195 Yuanquan Chen 2013-04-02 1014 /* Cardbus can call us to add new devices to a bus, so ignore 37f02195 Yuanquan Chen 2013-04-02 1015 * those who are already fully discovered 37f02195 Yuanquan Chen 2013-04-02 1016 */ 37f02195 Yuanquan Chen 2013-04-02 @1017 if (dev->is_added) 37f02195 Yuanquan Chen 2013-04-02 1018 continue; 37f02195 Yuanquan Chen 2013-04-02 1019 37f02195 Yuanquan Chen 2013-04-02 1020 pcibios_setup_device(dev); 37f02195 Yuanquan Chen 2013-04-02 1021 } 7eef440a Benjamin Herrenschmidt 2008-10-27 1022 } 7eef440a Benjamin Herrenschmidt 2008-10-27 1023 :::::: The code at line 1017 was first introduced by commit :::::: 37f02195bee9c25ce44e25204f40b7961a6d7c9d powerpc/pci: fix PCI-e devices rescan issue on powerpc platform :::::: TO: Yuanquan Chen <Yuanquan.Chen@xxxxxxxxxxxxx> :::::: CC: Michael Ellerman <michael@xxxxxxxxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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