hg: jdk7/hotspot-rt/hotspot: 6978641: Fix for 6929067 introduces additional overhead in thread creation/termination paths

[david.holmes at oracle.com]

Changeset: c7004d700b49
Author:    dholmes
Date:      2010-08-25 21:29 -0400
URL:       http://hg.openjdk.java.net/jdk7/hotspot-rt/hotspot/rev/c7004d700b49

6978641: Fix for 6929067 introduces additional overhead in thread creation/termination paths
Summary: Disable stack bounds checks in product mode other than for the initial thread
Reviewed-by: coleenp, jcoomes, aph

! src/os/linux/vm/os_linux.cpp