Re: [PATCH] zero^H^H^H^Hsingle copy pipe

[David S. Miller]

Manfred Spraul writes:
 > If I understand the BSD direct-pipe code correctly
 > it has a swap file based backing store. I think that's insane. And
 > limiting the direct copy buffers to a few kB defeats the purpose of
 > direct copy.

Last time I studied that FreeBSD pipe code, it used a global limit for
locked memory.

Later,
David S. Miller
[e-mail]