Messages in this thread | | | Date | Sun, 02 Aug 2009 20:21:35 -0700 (PDT) | Subject | Re: [PATCH v2 0/8] sparc: use asm-generic/dma-mapping-common.h and pci-dma-compat.h | From | David Miller <> |
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From: Ingo Molnar <mingo@elte.hu> Date: Sat, 18 Jul 2009 13:06:20 +0200
> I'm wondering why sparc32 frees from the middle of the kernel image. > The way architectures generally do it is to put freeable pages into > a separate section. That way it does not get mingled with the kernel > core image area (which stays nicely continuous).
It's conditionally free'able, we actually use the pages if the system is SMP and has more than cpu 0 installed.
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