K 10
svn:author
V 6
andrew
K 8
svn:date
V 27
2020-05-19T15:27:20.415096Z
K 7
svn:log
V 452
Create MSI/MSI-X isrcs as needed in the GICv3 ITS driver

Previously we would create an isrc for each MSI/MSI-X interrupt. This
causes issues for other interrupt sources in the system, e.g. a GPIO
driver, as they may be unable to allocate interrupts. This works around
this by allocating the isrc only when needed.

Reported by:	alisaidi@amazon.com
Reviewed by:	mmel
Sponsored by:	Innovaate UK
Differential Revision:	https://reviews.freebsd.org/D24876

END