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Subject[PATCH] n_tty: update comment for WAKEUP_CHARS define
Give a better descriptions of what WAKEUP_CHARS represents.

Signed-off-by: Valentin Vidic <Valentin.Vidic@CARNet.hr>
---
drivers/tty/n_tty.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c
index 3ad460219fd6..1dfbd45746da 100644
--- a/drivers/tty/n_tty.c
+++ b/drivers/tty/n_tty.c
@@ -50,8 +50,10 @@
#include <linux/ratelimit.h>
#include <linux/vmalloc.h>

-
-/* number of characters left in xmit buffer before select has we have room */
+/*
+ * Until this number of characters is queued in the xmit buffer, select will
+ * return "we have room for writes".
+ */
#define WAKEUP_CHARS 256

/*
--
2.20.1
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