lkml.org 
[lkml]   [2021]   [Apr]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[RFCv1 5/7] x86/kvmclock: Share hvclock memory with the host
Date
hvclock is shared between the guest and the hypervisor. It has to be
accessible by host.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
---
arch/x86/kernel/kvmclock.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c
index aa593743acf6..3d004b278dba 100644
--- a/arch/x86/kernel/kvmclock.c
+++ b/arch/x86/kernel/kvmclock.c
@@ -252,7 +252,7 @@ static void __init kvmclock_init_mem(void)
* hvclock is shared between the guest and the hypervisor, must
* be mapped decrypted.
*/
- if (sev_active()) {
+ if (sev_active() || kvm_mem_protected()) {
r = set_memory_decrypted((unsigned long) hvclock_mem,
1UL << order);
if (r) {
--
2.26.3
\
 
 \ /
  Last update: 2021-04-02 17:27    [W:0.334 / U:1.852 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site