(In reply to Bj�rn Voigt from comment #24) > I checked suspend/resume with original openSUSE Kernel_stable Kernel > 3.18.5-1.gf378da4-desktop on my Intel DH55TC system. The black screen / > keyboard LED off problem for 1-2 minutes after/during resume also appears > with this kernel. So it's unaffected by latest patch ( > kill_e820_reserved_kern.patch). Great! Another concern is the Lenovo machine you raised from comment#19: > I tested the patch also on another Notebook (Lenovo Ideapad U430 with Intel Core i5 Haswell > CPU). Unfortunately resume failed on this notebook. The notebook rebooted during resume. I have > no log entries for failed resume. Does the resume fail cause by kill_e820_reserved_kern.patch? Thanks