Re: [PATCH 1/2] doc: Fix typo in Documentation/riscv/vm-layout

From: Alexandre ghiti
Date: Mon Sep 13 2021 - 12:04:59 EST


(+cc linux-riscv)

On 9/12/21 5:51 PM, Leo Yu-Chi Liang wrote:
> From: Leo Yu-Chi Liang <ycliang@xxxxxxxxxxxxxx>
>
> Fix a typo of the End Addr field for `direct mapping` section.
>
> The value 0xffffffff7fffffff - 0xffffffe000000000 is 126 GB
> and is not equal to value in the size field.
>
> Update the value to make sense of the memory layout table.
>
> Signed-off-by: Leo Yu-Chi Liang <ycliang@xxxxxxxxxxxxxx>
> ---
> Documentation/riscv/vm-layout.rst | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/Documentation/riscv/vm-layout.rst b/Documentation/riscv/vm-layout.rst
> index b7f98930d38d..2525cf0d6794 100644
> --- a/Documentation/riscv/vm-layout.rst
> +++ b/Documentation/riscv/vm-layout.rst
> @@ -52,7 +52,7 @@ RISC-V Linux Kernel SV39
> ffffffceff000000 | -196 GB | ffffffceffffffff | 16 MB | PCI io
> ffffffcf00000000 | -196 GB | ffffffcfffffffff | 4 GB | vmemmap
> ffffffd000000000 | -192 GB | ffffffdfffffffff | 64 GB | vmalloc/ioremap space
> - ffffffe000000000 | -128 GB | ffffffff7fffffff | 124 GB | direct mapping of all physical memory
> + ffffffe000000000 | -128 GB | fffffffeffffffff | 124 GB | direct mapping of all physical memory
> __________________|____________|__________________|_________|____________________________________________________________
> |
> |

You're right, thanks for catching this, you can add:

Reviewed-by: Alexandre Ghiti <alex@xxxxxxxx>

Thanks again,

Alex