Re: [PATCH 3/3] x86/kdump/64: Change the upper limit of crashkernel reservation

From: Baoquan He
Date: Thu Aug 30 2018 - 10:13:56 EST


On 08/30/18 at 04:50pm, Kirill A. Shutemov wrote:
> On Wed, Aug 29, 2018 at 10:16:24PM +0800, Baoquan He wrote:
> > Restrict kdump to only reserve crashkernel below 64TB. Since the kdump
> > jumping may be from 5-level to 4-level, and the kdump kernel is put
> > above 64TB in 5-level kernel, then the jumping will fail. And the
> > crashkernel reservation is done during the 1st kernel bootup, there's
> > no way to detect the paging mode of kdump kernel at that time.
> >
> > Hence change the upper limmit of crashkernel reservation to 64TB
>
> s/limmit/limit/

Thanks, will change.