Messages in this thread | | | From | Grant Likely <> | Date | Mon, 17 Jun 2013 23:19:53 +0100 | Subject | Re: [RFC] arm: Remove sa1111 special case from arm_mm_memblock_reserve() |
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On Mon, Jun 17, 2013 at 9:40 AM, Russell King - ARM Linux <linux@arm.linux.org.uk> wrote: > On Mon, Jun 17, 2013 at 01:43:19AM +0100, Grant Likely wrote: >> The machine desc structure has a hook for doing machine-specific >> memblock code, but the SA1111 still has a platform-specific hook in the >> generic code. This patch merely moves the needed memblock_reserve() >> into a callback. > > And... the reason I left this in generic code was to avoid the problem > which you've created by doing this change - there is at least one PXA > platform which also can have SA1111 enabled, and by omitting this > reservation, you will make that platform blow up at boot time because > we will try and free the same region of RAM twice into the buddy > allocator. > > It was left there because one of these currently has to stay in generic > code, so they both need to in order to ensure that both are properly > paired. > > What problem, other than a distaste for having such things in generic > code, are you having with this?
Merely trying to clean up generic code. That's all. It was something I noticed that would be nice to clean up. I could remove it I suppose by adding a new machine_desc hook, but it's not worth adding another callback for exactly one user. I'm not going to bother spending any more time on this.
g.
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