Messages in this thread | | | Date | Thu, 31 Jan 2019 11:57:32 +0100 | From | Borislav Petkov <> | Subject | Re: [PATCHv7] x86/kdump: bugfix, make the behavior of crashkernel=X consistent with kaslr |
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On Thu, Jan 31, 2019 at 03:59:07PM +0800, Dave Young wrote: > As Pingfan/me mentioned in another reply, there are two reasons: > 1. old kexec-tools can not load kernel to high memory > 2. ,high will not work on some systems without some amounts of low > memory so it nees reserve extra low memory, it is bad for people who do > not want it.
Let's see: we don't enable high by default because of old kexec-tools and some systems which do some funky reservations.
But this patch kinda enables high by trying a couple more regions.
So we don't really need this - we simply need to tell people to use high if it fails with KASLR, AFAICT.
-- Regards/Gruss, Boris.
Good mailing practices for 400: avoid top-posting and trim the reply.
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