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Date:      Sat, 27 Jan 1996 10:17:54 +1100
From:      Bruce Evans <bde@zeta.org.au>
To:        dyson@freefall.freebsd.org, terry@lambert.org
Cc:        current@freefall.freebsd.org
Subject:   Re: Good news -- pipe stuff
Message-ID:  <199601262317.KAA27798@godzilla.zeta.org.au>
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>I think that the context switch performance improvement that I would expect
>to see would be mostly an artifact of the measurement method (improving
>pipe perf.)  There should be NO negative impact, because all changes
>will be in the pipe code (new file: sys_pipe.c) and removal of the
>pipe() subroutine in uipc_syscalls.c.

Don't forget about named pipes (fifofs) which also suffer from many bugs
and inefficiencies from going through the socket layer.  The bugs involve
not setting file attributes quite right.

Bruce
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