K 10
svn:author
V 3
mjg
K 8
svn:date
V 27
2019-05-12T06:36:54.385050Z
K 7
svn:log
V 258
x86: store pending bitmapped IPIs in per-cpu areas

This gets rid of the global cpu_ipi_pending array.

While replace cmpset with fcmpset in the delivery code and opportunistically
check if given IPI is already pending.

Sponsored by:	The FreeBSD Foundation

END