lkml.org 
[lkml]   [2007]   [Dec]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 36/55] KVM: Add make_page_dirty() to kvm_clear_guest_page()
Date
From: Dor Laor <dor.laor@qumranet.com>

Every write access to guest pages should be tracked.

Signed-off-by: Dor Laor <dor.laor@qumranet.com>
Signed-off-by: Izik Eidus <izike@qumranet.com>
Signed-off-by: Avi Kivity <avi@qumranet.com>
---
drivers/kvm/kvm_main.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/drivers/kvm/kvm_main.c b/drivers/kvm/kvm_main.c
index e12bdc1..302473d 100644
--- a/drivers/kvm/kvm_main.c
+++ b/drivers/kvm/kvm_main.c
@@ -706,6 +706,7 @@ int kvm_clear_guest_page(struct kvm *kvm, gfn_t gfn, int offset, int len)

kunmap_atomic(page_virt, KM_USER0);
kvm_release_page(page);
+ mark_page_dirty(kvm, gfn);
return 0;
}
EXPORT_SYMBOL_GPL(kvm_clear_guest_page);
--
1.5.3.7


\
 
 \ /
  Last update: 2007-12-26 12:23    [W:0.119 / U:2.024 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site