[PATCHv3 2/2] arm: use max_lowmem_limit in find_limit()

Russell King - ARM Linux linux at arm.linux.org.uk
Wed Jun 10 15:41:34 PDT 2015

On Thu, Jun 11, 2015 at 02:59:33AM +0800, Min-Hua Chen wrote:
> In commit: 1c2f87c22566cd057bc8cde10c37ae9da1a1bb76, the max_low is
> set by memblock_get_current_limit(). However memblock.current_limit
> can be changed by memblock_set_current_limit() any point before
> find_limits().
> It's better to use arm_lowmem_limit to be max_lowmem in two ways:
> First, arm_lowmem_limit cannot be changed by a public API. Second, the
> high_memory is set by arm_lowmem_limit and is a natural limit of
> low memory area in bootmem_init().
> Signed-off-by: Min-Hua Chen <orca.chen at gmail.com>

NAK, this is a known build breaker.

FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.

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