On Sat, Jun 04, 2016 at 11:03:13AM +0800, kbuild test robot wrote: > tree: git://git.cmpxchg.org/linux-mmotm.git master > head: 2e0066ec9585a5074c8040d639c3c669eb4e905f > commit: 60c8a7d9e20b888121b304895074928bf9b69029 [152/178] kexec: allow architectures to override boot mapping > config: s390-default_defconfig (attached as .config) > compiler: s390x-linux-gnu-gcc (Debian 5.3.1-8) 5.3.1 20160205 > 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 > git checkout 60c8a7d9e20b888121b304895074928bf9b69029 > # save the attached .config to linux build tree > make.cross ARCH=s390 > > All errors (new ones prefixed by >>): > > In file included from arch/s390/kernel/machine_kexec.c:11:0: > include/linux/kexec.h: In function 'boot_phys_to_virt': > include/linux/kexec.h:356:9: error: implicit declaration of function 'phys_to_virt' [-Werror=implicit-function-declaration] > return phys_to_virt(boot_phys_to_phys(entry)); > ^ > include/linux/kexec.h:356:9: warning: return makes pointer from integer without a cast [-Wint-conversion] > In file included from arch/s390/include/asm/io.h:78:0, > from include/linux/bio.h:30, > from include/linux/writeback.h:192, > from include/linux/memcontrol.h:30, > from include/linux/swap.h:8, > from include/linux/suspend.h:4, > from arch/s390/kernel/machine_kexec.c:16: > include/asm-generic/io.h: At top level: > >> include/asm-generic/io.h:732:22: error: conflicting types for 'phys_to_virt' > #define phys_to_virt phys_to_virt Hmm. I guess we need to include linux/io.h into linux/kexec.h. -- RMK's Patch system: http://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>