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    SubjectRe: [PATCH] x86: push old stack address on irqstack for unwinder
    Ingo Molnar wrote:
    > Would be nice to have an #ifdef-less primitive for this - something like:
    > pushq_frame %rbp
    > and a matching:
    > popq_frame %rbp
    > for those cases that need it (this one doesnt as we dont pop out of the
    > stack).

    It certainly would if this isn't a singleton, which I think it could
    possibly be?

    Otherwise it really should be a part of an entry/exit macro; this is
    somewhat special in that it sets up a frame pointer as something other
    than a normal entry/exit sequence.


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      Last update: 2009-01-31 01:51    [W:0.039 / U:114.236 seconds]
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