Ingo Molnar wrote:
* Nick Piggin <[email protected]> wrote:
No, they can be up to 30K apart. See include/asm-ia64/ptrace.h.
thread_info is at ~0xda0, depending on the config. The switch_stack
can be as high as 0x7bd0 in the kernel stack, depending on why the task
is sleeping.
Just a minor point, I agree with David: I'd like it to be called
prefetch_task(), because some architecture may want to prefetch other
memory.
such as?
Not sure. thread_info? Maybe next->timestamp or some other fields
in next, something in next->mm?
I didn't really have a concrete example, but in the interests of
being future proof...
--
SUSE Labs, Novell Inc.
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