x86/mm: Carve steal_linear_address() out of replace_grant_host_mapping()
authorAndrew Cooper <andrew.cooper3@citrix.com>
Tue, 1 Aug 2017 15:39:59 +0000 (16:39 +0100)
committerAndrew Cooper <andrew.cooper3@citrix.com>
Wed, 13 Sep 2017 10:22:22 +0000 (11:22 +0100)
commite9782b513c8a07aa11bdf7c10f625b27f18b6fca
tree9c20856a9ceab3d429e65569abce4951218f3bff
parente566771e6bc5b51b823723a3e60201e6d963ec62
x86/mm: Carve steal_linear_address() out of replace_grant_host_mapping()

Document its curious semantics.

No functional change.

Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>
xen/arch/x86/mm.c