Module Name:	src
Committed By:	martin
Date:		Sat May 19 23:27:43 UTC 2007

Modified Files:
	src/sys/arch/sparc64/sparc64: locore.s

Log Message:
cpu_idle is a leaf function, so we better "return from leaf".
Use return value from cpu_switchto for previous lwp in lwp_trampoline.
Also shamelessly steal a comment from uwe written for sparc that explains
all this.
Thanks to tnn, mrg, and uwe for helping to debug this.


To generate a diff of this commit:
cvs rdiff -r1.244 -r1.245 src/sys/arch/sparc64/sparc64/locore.s

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.