Re: [PATCH] mm: update the comment for high_memory

[Ingo Molnar <mingo@kernel.org>]

* Wang Sheng-Hui <shhuiw@gmail.com> wrote:

> 
> The system variable is not used for x86 only now. Remove the
> "x86" strings.
> 
> Signed-off-by: Wang Sheng-Hui <shhuiw@gmail.com>
> ---
>  mm/memory.c | 7 +++----
>  1 file changed, 3 insertions(+), 4 deletions(-)
> 
> diff --git a/mm/memory.c b/mm/memory.c
> index 93e332d..1615a64 100644
> --- a/mm/memory.c
> +++ b/mm/memory.c
> @@ -85,14 +85,13 @@ EXPORT_SYMBOL(mem_map);
>  #endif
> 
>  /*
> - * A number of key systems in x86 including ioremap() rely on the assumption
> - * that high_memory defines the upper bound on direct map memory, then end
> - * of ZONE_NORMAL.  Under CONFIG_DISCONTIG this means that max_low_pfn and
> + * A number of key systems including ioremap() rely on the assumption that
> + * high_memory defines the upper bound on direct map memory, then end of
> + * ZONE_NORMAL.  Under CONFIG_DISCONTIG this means that max_low_pfn and
>   * highstart_pfn must be the same; there must be no gap between ZONE_NORMAL
>   * and ZONE_HIGHMEM.

ioremap() is not a 'key system', so if we are touching it then the 
comment should be fixed in other ways as well.

Thanks,

	Ingo

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