diff options
| author | Valentin Vidic <Valentin.Vidic@CARNet.hr> | 2018-12-29 13:48:29 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-01-18 13:25:11 +0100 |
| commit | a5db482640c7b926357cf984701caafa8e0f8843 (patch) | |
| tree | 115a33428b03b37c61de8ac47f9d7aa8712fd249 /drivers/tty/n_tty.c | |
| parent | 4feb7a4a1244447a93b4852307a95e1b5d05bde4 (diff) | |
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>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/n_tty.c')
| -rw-r--r-- | drivers/tty/n_tty.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 5dc9686697cf..9cdb0fa3c4bf 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 /* |