x86/mm: make p2m lock into an rwlock
authorTim Deegan <tim@xen.org>
Thu, 17 May 2012 09:24:53 +0000 (10:24 +0100)
committerTim Deegan <tim@xen.org>
Thu, 17 May 2012 09:24:53 +0000 (10:24 +0100)
commit8c160c6e9d16a9969e66c1a878f78bb3c48f5c44
tree3052b49e4fc43ea9eba467a97e57ee522671d5c1
parent1fc655991963a21abcf04ed3ceb438a505a3929a
x86/mm: make p2m lock into an rwlock

Because the p2m lock was already recursive, we need to add a new
mm-lock class of recursive rwlocks.

Signed-off-by: Tim Deegan <tim@xen.org>
xen/arch/x86/mm/mm-locks.h
xen/arch/x86/mm/p2m.c
xen/include/asm-x86/mm.h
xen/include/asm-x86/p2m.h