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authorRusty Russell <rusty@rustcorp.com.au>2011-10-27 10:56:17 +1030
committerRusty Russell <rusty@rustcorp.com.au>2011-10-27 10:56:17 +1030
commitb56e3215d4331bff9b6d5e5f68bc1ec5cb01e650 (patch)
treebbc5fefc680d81f6a5a1c491e832144c02cd3731 /drivers
parent138c4ae9cfda8fdcf9e137457853b09ef8cf8f77 (diff)
lguest: Allow running under paravirt-enabled KVM.
We actually can run under KVM, as it doesn't paravirtualize anything we need to use; reduce the check to checking we are the normal ringlevel. Reported-by: Stefanos Geraggelos <sgerag@cslab.ece.ntua.gr> Signed-off-by: Rusty Russell <rusty@rustcorp.com.au># HG changeset patch
Diffstat (limited to 'drivers')
-rw-r--r--drivers/lguest/core.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c
index 2535933c49f..5c13e93898f 100644
--- a/drivers/lguest/core.c
+++ b/drivers/lguest/core.c
@@ -313,7 +313,7 @@ static int __init init(void)
int err;
/* Lguest can't run under Xen, VMI or itself. It does Tricky Stuff. */
- if (paravirt_enabled()) {
+ if (get_kernel_rpl() != 0) {
printk("lguest is afraid of being a guest\n");
return -EPERM;
}