--- drivers/xen/xenbus/xenbus_xs.c

+++ drivers/xen/xenbus/xenbus_xs.c

@@ -499,7 +499,7 @@ int xenbus_printf(struct xenbus_transact

#define PRINTF_BUFFER_SIZE 4096

char *printf_buffer;

- printf_buffer = kmalloc(PRINTF_BUFFER_SIZE, GFP_KERNEL);

+ printf_buffer = kmalloc(PRINTF_BUFFER_SIZE, GFP_NOIO | __GFP_HIGH);

if (printf_buffer == NULL)

return -ENOMEM;