On Wed, Sep 15, 2021 at 3:20 PM Geert Uytterhoeven <geert+renesas@xxxxxxxxx> wrote: > Add support for parsing the "linux,usable-memory-range" DT property. > This property is used to describe the usable memory reserved for the > crash dump kernel, and thus makes the memory reservation explicit. > If present, Linux no longer needs to mask the program counter, and rely > on the "mem=" kernel parameter to obtain the start and size of usable > memory. > > For backwards compatibility, the traditional method to derive the start > of memory is still used if "linux,usable-memory-range" is absent. > > Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx> Very nice patch! Reviewed-by: Linus Walleij <linus.walleij@xxxxxxxxxx> Yours, Linus Walleij
