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    SubjectRe: CONFIG_PRINTK_TIME woes
    "David S. Miller" <davem@davemloft.net> wrote:
    >
    > I really do need sub-microsecond timings when I put a lot of
    > printk tracing into the stack.

    How fast is printk? I haven't looked.

    ie: if you do back-to-back printk's, what's the timestamp increment?
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