Tom Lane wrote:
> Curt Sampson <cjs@cynic.net> writes:
> > But this would only cost us more syscalls, which are relatively
> > inexpensive (compared to things like memory copies) anyway.
>
> Run that by me again?
>
> I'd take memcpy over a kernel call any day. If you want to assert
> that the latter is cheaper, you'd better supply some evidence.
I assume he meant memory copies from kernel to process address space.
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