aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/serial/8250.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/serial/8250.c')
-rw-r--r--drivers/serial/8250.c13
1 files changed, 0 insertions, 13 deletions
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index e8454611cb65..54e5cc0dd5f8 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -1142,19 +1142,6 @@ receive_chars(struct uart_8250_port *up, int *status, struct pt_regs *regs)
1142 char flag; 1142 char flag;
1143 1143
1144 do { 1144 do {
1145 /* The following is not allowed by the tty layer and
1146 unsafe. It should be fixed ASAP */
1147 if (unlikely(tty->flip.count >= TTY_FLIPBUF_SIZE)) {
1148 if (tty->low_latency) {
1149 spin_unlock(&up->port.lock);
1150 tty_flip_buffer_push(tty);
1151 spin_lock(&up->port.lock);
1152 }
1153 /*
1154 * If this failed then we will throw away the
1155 * bytes but must do so to clear interrupts
1156 */
1157 }
1158 ch = serial_inp(up, UART_RX); 1145 ch = serial_inp(up, UART_RX);
1159 flag = TTY_NORMAL; 1146 flag = TTY_NORMAL;
1160 up->port.icount.rx++; 1147 up->port.icount.rx++;