K 10
svn:author
V 7
rwatson
K 8
svn:date
V 27
2004-07-23T14:11:04.000000Z
K 7
svn:log
V 311
Don't perform pipe endpoint locking during pipe_create(), as the pipe
can't yet be referenced by other threads.

In microbenchmarks, this appears to reduce the cost of
pipe();close();close() on UP by 10%, and SMP by 7%.  The vast majority
of the cost of allocating a pipe remains VM magic.

Suggested by:	silby

END