[PATCH] efi/libstub/arm*: Set default address and size cells values for an empty dtb

Mark Rutland mark.rutland at arm.com
Tue Feb 7 11:06:02 PST 2017


On Tue, Feb 07, 2017 at 07:01:14PM +0000, Mark Rutland wrote:
> On Tue, Feb 07, 2017 at 11:54:55AM -0700, Jeffrey Hugo wrote:

> > Kexec attempts to insert these values in the fdt.  The fdt only
> > accepts 32-bit values, so it truncates what is put in.  Then later
> > kexec/kdump read the values from the fdt, and get garbage.
> 
> I take it this is specific to the kdump properties? 
> 
> I can't immediately see what would matter for the !kdump case.
> properties inserted under /chosen are not truncated?

Whoops; please ignore the last line. I'd meant to delete that (and it
obviously makes no sense).

Mark.



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