From 45849282bfd7543253761cbf7db96151b05e5ed1 Mon Sep 17 00:00:00 2001 From: Russell King Date: Tue, 26 Apr 2005 15:29:44 +0100 Subject: [PATCH] Serial: Ensure error paths are marked with unlikely() Ensure ARM serial driver error paths are marked with the unlikely() compiler hint. Signed-off-by: Russell King --- drivers/serial/amba-pl010.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/serial/amba-pl010.c') diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 484f6fb900b5..f2a5e2933c47 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -172,7 +172,7 @@ pl010_rx_chars(struct uart_port *port) * out of the main execution path */ rsr = UART_GET_RSR(port) | UART_DUMMY_RSR_RX; - if (rsr & UART01x_RSR_ANY) { + if (unlikely(rsr & UART01x_RSR_ANY)) { if (rsr & UART01x_RSR_BE) { rsr &= ~(UART01x_RSR_FE | UART01x_RSR_PE); port->icount.brk++; -- cgit v1.2.3