Re: Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than 0xf0000000

From: Yongtaek Lee
Date: Thu Sep 03 2015 - 04:43:09 EST

> So, if we go and apply your logic to a 1GB system we should resize the
> vmalloc area to 0 bytes in order to avoid RAM truncation without

As you already know, CONFIG_HIGHMEM option is necessary if RAM is
more than 1GB. So no need to resize vmalloc area to 0.

> Sorry, but the only sane options here are to either live with the
> truncation, enable CONFIG_HIGHMEM, or set vmalloc size manually.
> Changing a default value that affects everyone for the benefit of your
> specific use-case isn't a sane option.

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