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Diffstat (limited to 'device/tty.h')
-rw-r--r--device/tty.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/device/tty.h b/device/tty.h
index 0bdb2db9..b0f99cf5 100644
--- a/device/tty.h
+++ b/device/tty.h
@@ -43,7 +43,7 @@
#include <device/io_req.h>
struct tty {
- decl_simple_lock_data(,t_lock)
+ decl_simple_lock_data(,t_lock) /* Shall be taken at spltty only */
struct cirbuf t_inq; /* input buffer */
struct cirbuf t_outq; /* output buffer */
char * t_addr; /* device pointer */