Hi Harry, Thank you for the patch! Yet something to improve:
[auto build test ERROR on linus/master] [also build test ERROR on v5.0-rc4 next-20190222] [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/Harry-Pan/PM-sleep-measure-the-time-of-filesystem-syncing/20190225-032342 config: powerpc-sbc8548_defconfig (attached as .config) compiler: powerpc-linux-gnu-gcc (Debian 8.2.0-11) 8.2.0 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=8.2.0 make.cross ARCH=powerpc All errors (new ones prefixed by >>): powerpc-linux-gnu-ld: warning: orphan section `.branch_lt' from `arch/powerpc/kernel/head_fsl_booke.o' being placed in section `.branch_lt' powerpc-linux-gnu-ld: kernel/power/main.o: in function `ksys_sync_helper': main.c:(.text+0x6e0): undefined reference to `__moddi3' >> powerpc-linux-gnu-ld: main.c:(.text+0x6fc): undefined reference to `__divdi3' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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