xen/kernel: document 'C' in print_tainted

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Jan Beulich <jbeulich@suse.com>

diff --git a/xen/common/kernel.c b/xen/common/kernel.c
index 1a6823af5e93b98f3e16236f62e57b6861fa294c..dae7e35514ce0075520df3178a7beebe4e2d4211 100644 (file)
--- a/xen/common/kernel.c
+++ b/xen/common/kernel.c
@@ -174,6 +174,7 @@ int __init parse_bool(const char *s)
  *  'S' - SMP with CPUs not designed for SMP.
  *  'M' - Machine had a machine check experience.
  *  'B' - System has hit bad_page.
+ *  'C' - Console output is synchronous.
  *
  *      The string is overwritten by the next call to print_taint().
  */