CVSROOT: /cvs Module name: src Changes by: kette...@cvs.openbsd.org 2012/10/29 15:58:07
Modified files:
sys/arch/sparc64/sparc64: lock_machdep.c
Log message:
On UltraSPARC T1/T2, block the current strand while spinning in the hope
other strands can do some useful work. Idea stolen from Linux.
Results in a small, but measurable speedup doing a kernel build and reduces
the system time by almost 10%.
