Question about memcpy

[valdis.kletnieks at vt.edu]

On Thu, 12 Jul 2018 22:27:37 +0800, bing zhu said:

> as for memcpy ,kernel is faster than user ,might because schedule ,can i
> try to make user as fast as kernel ?

Do you have an actual issue where the difference in speed of these two
things makes a difference?  Or is this primarily a mental curiosity thing?
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