svn commit: r241931 - in head/sys: conf kern

Gleb Smirnoff glebius at FreeBSD.org
Tue Oct 23 16:05:09 UTC 2012


On Tue, Oct 23, 2012 at 05:05:48PM +0200, Andre Oppermann wrote:
A> There shouldn't be any users.  Zero copy send is broken and
A> responsible for random kernel crashes.  Zero copy receive isn't
A> supported by any modern driver.  Both are useless to dangerous.
A> 
A> The main problem with ZERO_COPY_SOCKETS was that it sounded great
A> and who wouldn't want to have zero copy sockets?  Unfortunately
A> it doesn't work that way.

Okay, it appeared that there are users, even on current@ mailing
list during couple of hours of exposition.

Can we keep the old option as compatibility?


-- 
Totus tuus, Glebius.


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