From: Rusty Russell <rusty@rustcorp.com.au>

There's a new paravirt_lazy_mode mode in town.

Well, it's spelled "mode", but it's pronounced "hack".

Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/lguest/lguest.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diff -puN drivers/lguest/lguest.c~lguest-the-guest-code-handle-new-paravirt-lazy-mode-fix-userspace drivers/lguest/lguest.c
--- a/drivers/lguest/lguest.c~lguest-the-guest-code-handle-new-paravirt-lazy-mode-fix-userspace
+++ a/drivers/lguest/lguest.c
@@ -58,9 +58,13 @@ static __initdata const struct lguest_bo
 static enum paravirt_lazy_mode lazy_mode;
 static void lguest_lazy_mode(enum paravirt_lazy_mode mode)
 {
-	lazy_mode = mode;
-	if (mode == PARAVIRT_LAZY_NONE)
+	if (mode == PARAVIRT_LAZY_FLUSH)
 		hcall(LHCALL_FLUSH_ASYNC, 0, 0, 0);
+	else {
+		lazy_mode = mode;
+		if (mode == PARAVIRT_LAZY_NONE)
+			hcall(LHCALL_FLUSH_ASYNC, 0, 0, 0);
+	}
 }
 
 static void lazy_hcall(unsigned long call,
_