From: Jan Beulich <jbeulich@suse.com>
Date: Tue, 5 Dec 2017 16:22:31 +0000 (+0100)
Subject: x86/mm: drop yet another relic of translated PV domains from new_guest_cr3()
X-Git-Tag: archive/raspbian/4.11.1-1+rpi1~1^2~66^2~961
X-Git-Url: https://dgit.raspbian.org/?a=commitdiff_plain;h=a7ddeae652c7b9814597e6bb4f03cd872cd1fd7e;p=xen.git

x86/mm: drop yet another relic of translated PV domains from new_guest_cr3()

The function can be called for PV domains only, which commit 5a0b9fba92
("x86/mm: drop further relics of translated PV domains") sort of
realized, but not fully.

Signed-off-by: Jan Beulich <jbeulich@suse.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
---

diff --git a/xen/arch/x86/mm.c b/xen/arch/x86/mm.c
index 155e42569b..f61fe2507e 100644
--- a/xen/arch/x86/mm.c
+++ b/xen/arch/x86/mm.c
@@ -2845,9 +2845,7 @@ int new_guest_cr3(mfn_t mfn)
         return 0;
     }
 
-    rc = paging_mode_refcounts(d)
-         ? (get_page_from_mfn(mfn, d) ? 0 : -EINVAL)
-         : get_page_and_type_from_mfn(mfn, PGT_root_page_table, d, 0, 1);
+    rc = get_page_and_type_from_mfn(mfn, PGT_root_page_table, d, 0, 1);
     switch ( rc )
     {
     case 0: