Isaku Yamahata wrote:
> On Mon, Jan 05, 2009 at 12:29:55PM +0800, Zhang, Xiantao wrote:
>> Isaku Yamahata wrote:
>>> Hi. Good catch. Some comments.
>>> I attached two patches to fix, could you try them?
>>>
>>> - bss.page_aligned.
>>> Where is the section used?
>>> grep didn't tell me. Surely x86 uses .bss.page_aligned in
>>> linux/arch/[i386, x86_64]/kernel/head[-xen].S,
>>> but no files unuder linux/arch/ia64/ don't use it.
>>
>> You may need to check drivers/xen/core/evtchn.c, the code as
>> following :-)
>> Xiantao
>>
>> static int pirq_eoi_does_unmask;
>> static DECLARE_BITMAP(pirq_needs_eoi, ALIGN(NR_PIRQS, PAGE_SIZE * 8))
>> __attribute__ ((__section__(".bss.page_aligned"),
>> __aligned__(PAGE_SIZE)));
>>
>
> Ah, that line was deleted by the chageset of 760:0d10be086a78
Oh, I haven't notice the check-in due to my old codebase. It introduces many
odd issues to us. Okay, it is also good to remove it. :)
For adopting fast eoi path, it should be okay to me. Please check-in them.
Xiantao
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