[PATCH v2 1/2] common: fdt_support: add support for setting usable memory

Igor Opaniuk igor.opaniuk at gmail.com
Wed Dec 4 09:38:28 CET 2019


Hi Joakim,

On Tue, Dec 3, 2019 at 5:02 PM Joakim Tjernlund
<Joakim.Tjernlund at infinera.com> wrote:
>
> On Tue, 2019-12-03 at 14:04 +0200, Igor Opaniuk wrote:
> > CAUTION: This email originated from outside of the organization. Do not click links or open attachments unless you recognize the sender and know the content is safe.
> >
> >
> > From: Igor Opaniuk <igor.opaniuk at toradex.com>
> >
> > Add support for setting linux,usable-memory property in the memory
> > node of device tree for the kernel [1].
>
> Isn't this same/similar to fdt_add_mem_rsv() ?

I would say they are opposite :)
- linux,usable-memory property let the kernel be aware about all the
memory he can use.
- memreserve - what memory to exclude.

I think both should be helpful.

>
>  Jocke
>

Thanks

-- 
Best regards - Freundliche GrĂ¼sse - Meilleures salutations

Igor Opaniuk

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