Messages in this thread | | | Date | Thu, 4 Apr 2013 09:56:14 -0700 | Subject | Re: [PATCH v2 2/4] x86, kdump: Retore crashkernel= to allocate low | From | Yinghai Lu <> |
| |
On Thu, Apr 4, 2013 at 7:16 AM, Vivek Goyal <vgoyal@redhat.com> wrote: >> + crashkernel_high=size[KMG] >> + [KNL, x86_64] range could be above 4G. Allow kernel >> + to allocate physical memory region from top, so could >> + be above 4G if system have more than 4G ram installed. > > Also specify "otherwise memory will be allocated below 4G, if available". > ... >> @@ -614,6 +619,8 @@ bytes respectively. Such letter suffixes >> 0: to disable low allocation on systems that do not >> need swiotlb, that will save 72M low ram in first >> kernel. >> + It will be ignored when crashkernel_high=X is not used >> + or return from that is below 4G. > > Replace "return from that" with "memory reserved".
updated.
Thanks
Yinghai
| |