Hi Anchal, Thank you for the patch! Yet something to improve: [auto build test ERROR on tip/auto-latest] [also build test ERROR on linus/master v5.8-rc3 next-20200703] [cannot apply to xen-tip/linux-next tip/irq/core] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use as documented in https://git-scm.com/docs/git-format-patch] url: https://github.com/0day-ci/linux/commits/Anchal-Agarwal/Fix-PM-hibernation-in-Xen-guests/20200703-022819 base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 7e44a91e0445a854af5d34ca0f5baceccd518e73 config: x86_64-randconfig-m001-20200705 (attached as .config) compiler: gcc-9 (Debian 9.3.0-14) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): ld: arch/x86/xen/suspend.o: in function `xen_syscore_resume': >> arch/x86/xen/suspend.c:111: undefined reference to `xen_hvm_map_shared_info' vim +111 arch/x86/xen/suspend.c 107 108 static void xen_syscore_resume(void) 109 { 110 /* No need to setup vcpu_info as it's already moved off */ > 111 xen_hvm_map_shared_info(); 112 113 pvclock_resume(); 114 115 gnttab_resume(); 116 } 117 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org