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

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On Thu, Sep 03, 2015 at 10:34:32AM +0200, Lucas Stach wrote:
> Am Donnerstag, den 03.09.2015, 17:28 +0900 schrieb Yongtaek Lee:
> > As i know "vmalloc=size" is not mandatory so that i think default value of
> > vmalloc_min is wrong. 
> > 
> 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
> CONFIG_HIGHMEM?
> 
> 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.

Exactly right.

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[PATCH] ARM: fix bug which VMALLOC_START is lowwer than 0xf0000000 Yongtaek Lee <ytk.lee@samsung.com> - 2015-09-03 04:30 +0200
  [PATCH] ARM: fix bug which lowmem size is limited to 760MB Yongtaek Lee <ytk.lee@samsung.com> - 2015-09-03 07:20 +0200
  Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-09-03 10:10 +0200
    Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Yongtaek Lee <ytk.lee@samsung.com> - 2015-09-03 10:30 +0200
      Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Lucas Stach <l.stach@pengutronix.de> - 2015-09-03 10:40 +0200
        Re: Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Yongtaek Lee <ytk.lee@samsung.com> - 2015-09-03 10:50 +0200
          Re: Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-09-03 11:20 +0200
            [PATCH] ARM: fix bug which lowmem size is limited to 760MB Yongtaek Lee <ytk.lee@samsung.com> - 2015-09-03 12:40 +0200
              Re: [PATCH] ARM: fix bug which lowmem size is limited to 760MB Nicolas Pitre <nicolas.pitre@linaro.org> - 2015-09-04 03:30 +0200
        Re: Re: [PATCH] ARM: fix bug which VMALLOC_START is lowwer than  0xf0000000 Russell King - ARM Linux <linux@arm.linux.org.uk> - 2015-09-03 11:10 +0200

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