K 10
svn:author
V 3
mav
K 8
svn:date
V 27
2019-09-26T00:35:06.666398Z
K 7
svn:log
V 252
Microoptimize sched_pickcpu() CPU affinity on SMT.

Use of CPU_FFS() to implement CPUSET_FOREACH() allows to save up to ~0.5%
of CPU time on 72-thread SMT system doing 80K IOPS to NVMe from one thread.

MFC after:	1 month
Sponsored by:	iXsystems, Inc.

END