Re: [PATCH] MIPS: DEC: Restore bootmem reservation for firmware working memory area

From: Serge Semin
Date: Wed Oct 14 2020 - 14:01:20 EST


Hello Maciej,

On Wed, Oct 14, 2020 at 12:10:09PM +0100, Maciej W. Rozycki wrote:
> Fix a crash on DEC platforms starting with:
>

...

> @@ -146,6 +150,9 @@ void __init plat_mem_setup(void)
>
> ioport_resource.start = ~0UL;
> ioport_resource.end = 0UL;
> +
> + /* Stay away from the firmware working memory area for now. */

> + memblock_reserve(PHYS_OFFSET, __pa_symbol(&_text));

Shouldn't that be:
+ memblock_reserve(PHYS_OFFSET, __pa_symbol(&_text) - PHYS_OFFSET);
instead?

-Sergey

> }
>
> /*
>