K 10
svn:author
V 4
manu
K 8
svn:date
V 27
2020-10-06T10:37:21.276442Z
K 7
svn:log
V 283
linuxkpi: Add prefetch.h

Only add prefetchw as it is the only function used by drm.
Simply use the __builtin_prefetch which is available in all
compiler for a long time.

Reviewed by:	bz
Sponsored by:	The FreeBSD Foundation
Differential Revision:	https://reviews.freebsd.org/D26677

END