On Fri, Jan 11, 2013 at 12:06 PM, H. Peter Anvin <hpa at zytor.com> wrote: > On 01/11/2013 11:59 AM, Yinghai Lu wrote: >> On Fri, Jan 11, 2013 at 10:24 AM, Thomas Renninger <trenn at suse.de> wrote: >>>> We may need to keep exactmap intact. >>> Why? >>> Kexec/kdump should have been the only user? >>> If older/current kexec calls still add ACPI maps via memmap=X#Y, >>> they should already exist in the original e820 map and fall off or >>> get glued to one region if (wrongly) overlapping via sanitize_map. >> >> No, kexec/kdump is not the only user for memmap=exactmap. >> > > Who is using it then, since you seem to know? http://forums.gentoo.org/viewtopic-t-487476-highlight-proliant.html http://forums.fedoraforum.org/archive/index.php/t-225347.html