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Message-Id: <1436748650-4389-2-git-send-email-peter@hurleysoftware.com> Date: Sun, 12 Jul 2015 20:50:50 -0400 From: Peter Hurley <peter@...leysoftware.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org> Cc: Jiri Slaby <jslaby@...e.cz>, linux-kernel@...r.kernel.org, Peter Hurley <peter@...leysoftware.com> Subject: [PATCH 2/2] tty: buffers: Move hidden buffer index advance into outer loop The advance of the 'read' buffer index belongs in the outer flip buffer consume loop, with the other buffer index arithmetic. No functional change. Signed-off-by: Peter Hurley <peter@...leysoftware.com> --- drivers/tty/tty_buffer.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/tty/tty_buffer.c b/drivers/tty/tty_buffer.c index 25ba5af..5a3fa89 100644 --- a/drivers/tty/tty_buffer.c +++ b/drivers/tty/tty_buffer.c @@ -444,7 +444,6 @@ receive_buf(struct tty_struct *tty, struct tty_buffer *head, int count) if (count) disc->ops->receive_buf(tty, p, f, count); } - head->read += count; return count; } @@ -506,6 +505,7 @@ static void flush_to_ldisc(struct work_struct *work) count = receive_buf(tty, head, count); if (!count) break; + head->read += count; } mutex_unlock(&buf->lock); -- 2.4.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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