Specifically there are a bunch of things which need to be below a certain address (which one varies.)
Tejun Heo <t...@kernel.org> wrote: >Hello, Wanpeng. > >On Fri, Sep 06, 2013 at 04:58:11PM +0800, Wanpeng Li wrote: >> What's the root reason memblock alloc from high to low? To reduce >> fragmentation or ... > >Because low memory tends to be more precious, it's just easier to pack >everything towards the top so that we don't have to worry about which >zone to use for allocation and fallback logic. > >Thanks. -- Sent from my mobile phone. Please pardon brevity and lack of formatting. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
