Messages in this thread | | | Date | Mon, 16 Nov 2009 11:49:08 +0100 (CET) | From | Thomas Gleixner <> | Subject | Re: [PATCH] Remove SMP ifdef from irq_desc |
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On Tue, 10 Nov 2009, Dimitri Sivanich wrote:
> Remove the CONFIG_SMP ifdef from the irq_desc structure and consolidate > initializers for the smp/non-smp cases. > > For the x86_32 case, this adds 4 bytes of text and 128 bytes of data. > For the x86_64 case, this adds 15 bytes of text and 240 bytes of data.
Hmm, on ARM and PowerPC the increase of data is 4K and I expect it's minimum the same on other architectures. Not sure if we should worry about it, but it's definitely a significant number.
Thanks,
tglx
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