x86/guest: map shared_info page
authorRoger Pau Monne <roger.pau@citrix.com>
Tue, 9 Jan 2018 11:19:44 +0000 (11:19 +0000)
committerWei Liu <wei.liu2@citrix.com>
Tue, 16 Jan 2018 18:34:04 +0000 (18:34 +0000)
commitc99ce992fb47b4a8db21b7cc6d820861918dbcfd
tree3c2240ec6eff5d62f08a24a733ae9f6242c82923
parentb95c86b01a8e25b72f3e1a1395c1b544a006abdb
x86/guest: map shared_info page

Use an unpopulated PFN in order to map it.

Signed-off-by: Roger Pau Monne <roger.pau@citrix.com>
Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
xen/arch/x86/guest/xen.c
xen/include/asm-x86/fixmap.h
xen/include/asm-x86/guest/xen.h