linux-kernel - Re: [PATCH] mm: provide a fallback for PAGE_KERNEL

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Message-ID: <20180428050458.GF29422@kroah.com>
Date:   Sat, 28 Apr 2018 07:04:58 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     "Luis R. Rodriguez" <mcgrof@...nel.org>
Cc:     arnd@...db.de, linux-arch@...r.kernel.org,
        linux-fsdevel@...r.kernel.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: provide a fallback for PAGE_KERNEL_RO for
 architectures

On Fri, Apr 27, 2018 at 05:15:26PM -0700, Luis R. Rodriguez wrote:
> Some architectures do not define PAGE_KERNEL_RO, best we can do
> for them is to provide a fallback onto PAGE_KERNEL. Remove the
> hack from the firmware loader and move it onto the asm-generic
> header, and document while at it the affected architectures
> which do not have a PAGE_KERNEL_RO:
> 
>   o alpha
>   o ia64
>   o m68k
>   o mips
>   o sparc64
>   o sparc
> 
> Blessed-by: 0-day

New tag?  :)