Re: [PATCH 02/14] docs: add bus-virt-phys-mapping.txt to core-api

From: Jonathan Corbet
Date: Fri May 15 2020 - 13:53:24 EST


On Fri, 1 May 2020 17:37:46 +0200
Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx> wrote:

> This describes an old interface used prior the new DMA-API
> interfaces. Add it to the core-api guide, just after the
> DMA stuff.
>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
> ---
> .../bus-virt-phys-mapping.rst} | 0
> Documentation/core-api/index.rst | 1 +
> 2 files changed, 1 insertion(+)
> rename Documentation/{bus-virt-phys-mapping.txt => core-api/bus-virt-phys-mapping.rst} (100%)

For this one, I think we should maybe just delete the file. It contains a
warning from *20 years ago* saying not to use it, and talks about
functions like isa_readl() that haven't existed i the kernel for some
time. Is there any reason to keep dragging it around?

jon