Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]


Groups > linux.kernel > #1689747 > unrolled thread

[PATCH 3/5] serial: xuartps: Remove __init marking from early write

Started byJeffy Chen <jeffy.chen@rock-chips.com>
First post2017-07-18 08:10 +0200
Last post2017-07-18 08:10 +0200
Articles 1 — 1 participant

Back to article view | Back to linux.kernel

This discussion starts older than the indexed window; earlier articles aren't shown. The article labeled Started by below is the oldest one visible, not the original post.


Contents

  [PATCH 3/5] serial: xuartps: Remove __init marking from early write Jeffy Chen <jeffy.chen@rock-chips.com> - 2017-07-18 08:10 +0200

#1689747 — [PATCH 3/5] serial: xuartps: Remove __init marking from early write

FromJeffy Chen <jeffy.chen@rock-chips.com>
Date2017-07-18 08:10 +0200
Subject[PATCH 3/5] serial: xuartps: Remove __init marking from early write
Message-ID<u4tRM-7a0-21@gated-at.bofh.it>
The earlycon would be alive outside the init code in these cases:
1/ we have keep_bootcon in cmdline.
2/ we don't have a real console to switch to.

So remove the __init marking to avoid invalid memory access.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
---

 drivers/tty/serial/xilinx_uartps.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/serial/xilinx_uartps.c b/drivers/tty/serial/xilinx_uartps.c
index fde55dc..31a630a 100644
--- a/drivers/tty/serial/xilinx_uartps.c
+++ b/drivers/tty/serial/xilinx_uartps.c
@@ -1163,7 +1163,7 @@ static void cdns_uart_console_putchar(struct uart_port *port, int ch)
 	writel(ch, port->membase + CDNS_UART_FIFO);
 }
 
-static void __init cdns_early_write(struct console *con, const char *s,
+static void cdns_early_write(struct console *con, const char *s,
 				    unsigned n)
 {
 	struct earlycon_device *dev = con->data;
-- 
2.1.4

[toc] | [standalone]


Back to top | Article view | linux.kernel


csiph-web