From: John Ogness <john.ogness@linutronix.de> To: Petr Mladek <pmladek@suse.com> Cc: Sergey Senozhatsky <senozhatsky@chromium.org>, Steven Rostedt <rostedt@goodmis.org>, Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Jiri Slaby <jirislaby@kernel.org>, Michal Simek <michal.simek@xilinx.com>, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH printk v3 30/40] tty: serial: xilinx_uartps: use console_is_registered() Date: Mon, 7 Nov 2022 15:22:28 +0106 [thread overview] Message-ID: <20221107141638.3790965-31-john.ogness@linutronix.de> (raw) In-Reply-To: <20221107141638.3790965-1-john.ogness@linutronix.de> It is not reliable to check for CON_ENABLED in order to identify if a console is registered. Use console_is_registered() instead. Signed-off-by: John Ogness <john.ogness@linutronix.de> --- 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 2eff7cff57c4..0cbd1892c53b 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1631,7 +1631,7 @@ static int cdns_uart_probe(struct platform_device *pdev) #ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE /* This is not port which is used for console that's why clean it up */ if (console_port == port && - !(cdns_uart_uart_driver.cons->flags & CON_ENABLED)) { + !console_is_registered(cdns_uart_uart_driver.cons)) { console_port = NULL; cdns_uart_console.index = -1; } -- 2.30.2
WARNING: multiple messages have this Message-ID (diff)
From: John Ogness <john.ogness@linutronix.de> To: Petr Mladek <pmladek@suse.com> Cc: Sergey Senozhatsky <senozhatsky@chromium.org>, Steven Rostedt <rostedt@goodmis.org>, Thomas Gleixner <tglx@linutronix.de>, linux-kernel@vger.kernel.org, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Jiri Slaby <jirislaby@kernel.org>, Michal Simek <michal.simek@xilinx.com>, linux-serial@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH printk v3 30/40] tty: serial: xilinx_uartps: use console_is_registered() Date: Mon, 7 Nov 2022 15:22:28 +0106 [thread overview] Message-ID: <20221107141638.3790965-31-john.ogness@linutronix.de> (raw) In-Reply-To: <20221107141638.3790965-1-john.ogness@linutronix.de> It is not reliable to check for CON_ENABLED in order to identify if a console is registered. Use console_is_registered() instead. Signed-off-by: John Ogness <john.ogness@linutronix.de> --- 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 2eff7cff57c4..0cbd1892c53b 100644 --- a/drivers/tty/serial/xilinx_uartps.c +++ b/drivers/tty/serial/xilinx_uartps.c @@ -1631,7 +1631,7 @@ static int cdns_uart_probe(struct platform_device *pdev) #ifdef CONFIG_SERIAL_XILINX_PS_UART_CONSOLE /* This is not port which is used for console that's why clean it up */ if (console_port == port && - !(cdns_uart_uart_driver.cons->flags & CON_ENABLED)) { + !console_is_registered(cdns_uart_uart_driver.cons)) { console_port = NULL; cdns_uart_console.index = -1; } -- 2.30.2 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2022-11-07 14:19 UTC|newest] Thread overview: 129+ messages / expand[flat|nested] mbox.gz Atom feed top 2022-11-07 14:15 [PATCH printk v3 00/40] reduce console_lock scope John Ogness 2022-11-07 14:15 ` John Ogness 2022-11-07 14:15 ` John Ogness 2022-11-07 14:15 ` John Ogness 2022-11-07 14:15 ` [PATCH printk v3 01/40] rcu: implement lockdep_rcu_enabled for !CONFIG_DEBUG_LOCK_ALLOC John Ogness 2022-11-07 18:01 ` Paul E. McKenney 2022-11-07 19:23 ` John Ogness 2022-11-08 19:27 ` Paul E. McKenney 2022-11-09 17:49 ` Paul E. McKenney 2022-11-08 10:29 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 02/40] serial: kgdboc: Lock console list in probe function John Ogness 2022-11-09 8:20 ` Daniel Thompson 2022-11-07 14:16 ` [PATCH printk v3 03/40] printk: Convert console_drivers list to hlist John Ogness 2022-11-07 14:16 ` [PATCH printk v3 04/40] printk: Prepare for SRCU console list protection John Ogness 2022-11-08 12:14 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 05/40] printk: fix setting first seq for consoles John Ogness 2022-11-08 12:20 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 06/40] um: kmsg_dump: only dump when no output console available John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-08 12:41 ` Petr Mladek 2022-11-08 12:41 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 07/40] console: introduce console_is_enabled() wrapper John Ogness 2022-11-08 16:18 ` Petr Mladek 2022-11-10 15:05 ` John Ogness 2022-11-11 13:32 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 08/40] printk: use console_is_enabled() John Ogness 2022-11-08 17:40 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 09/40] um: kmsg_dump: " John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-09 14:52 ` Petr Mladek 2022-11-09 14:52 ` Petr Mladek 2022-11-09 14:56 ` Petr Mladek 2022-11-09 14:56 ` Petr Mladek 2022-11-09 14:57 ` Petr Mladek 2022-11-09 14:57 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 10/40] kdb: kdb_io: " John Ogness 2022-11-09 8:22 ` Daniel Thompson 2022-11-09 14:59 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 11/40] um: kmsg_dumper: use srcu console list iterator John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-09 15:05 ` Petr Mladek 2022-11-09 15:05 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 12/40] tty: serial: kgdboc: document console_lock usage John Ogness 2022-11-09 8:23 ` Daniel Thompson 2022-11-09 15:19 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 13/40] tty: tty_io: " John Ogness 2022-11-09 15:20 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 14/40] proc: consoles: " John Ogness 2022-11-09 15:22 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 15/40] kdb: use srcu console list iterator John Ogness 2022-11-09 8:53 ` Daniel Thompson 2022-11-09 9:27 ` John Ogness 2022-11-09 15:27 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 16/40] printk: console_flush_all: " John Ogness 2022-11-07 14:16 ` [PATCH printk v3 17/40] printk: console_unblank: " John Ogness 2022-11-07 14:16 ` [PATCH printk v3 18/40] printk: console_flush_on_panic: " John Ogness 2022-11-07 14:16 ` [PATCH printk v3 19/40] printk: console_device: " John Ogness 2022-11-09 15:58 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 20/40] printk: __pr_flush: " John Ogness 2022-11-07 14:16 ` [PATCH printk v3 21/40] printk: introduce console_list_lock John Ogness 2022-11-10 12:58 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 22/40] console: introduce console_is_registered() John Ogness 2022-11-10 13:00 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 23/40] serial_core: replace uart_console_enabled() with uart_console_registered() John Ogness 2022-11-08 8:46 ` Geert Uytterhoeven 2022-11-10 13:24 ` Petr Mladek 2022-11-10 13:46 ` John Ogness 2022-11-07 14:16 ` [PATCH printk v3 24/40] tty: nfcon: use console_is_registered() John Ogness 2022-11-08 8:39 ` Geert Uytterhoeven 2022-11-10 13:58 ` Petr Mladek 2022-11-10 14:19 ` John Ogness 2022-11-10 17:50 ` Eero Tamminen 2022-11-07 14:16 ` [PATCH printk v3 25/40] efi: earlycon: " John Ogness 2022-11-10 14:28 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 26/40] tty: hvc: " John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-10 14:52 ` Petr Mladek 2022-11-10 14:52 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 27/40] tty: serial: earlycon: " John Ogness 2022-11-10 15:00 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 28/40] tty: serial: pic32_uart: " John Ogness 2022-11-10 15:01 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 29/40] tty: serial: samsung_tty: " John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-10 15:01 ` Petr Mladek 2022-11-10 15:01 ` Petr Mladek 2022-11-07 14:16 ` John Ogness [this message] 2022-11-07 14:16 ` [PATCH printk v3 30/40] tty: serial: xilinx_uartps: " John Ogness 2022-11-10 15:04 ` Petr Mladek 2022-11-10 15:04 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 31/40] usb: early: xhci-dbc: " John Ogness 2022-11-10 15:05 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 32/40] netconsole: avoid CON_ENABLED misuse to track registration John Ogness 2022-11-10 15:17 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 33/40] printk, xen: fbfront: create/use safe function for forcing preferred John Ogness 2022-11-07 14:16 ` John Ogness 2022-11-10 15:34 ` Petr Mladek 2022-11-10 15:34 ` Petr Mladek 2022-11-10 16:03 ` John Ogness 2022-11-10 16:03 ` John Ogness 2022-11-10 17:26 ` Petr Mladek 2022-11-10 17:26 ` Petr Mladek 2022-11-10 22:37 ` John Ogness 2022-11-10 22:37 ` John Ogness 2022-11-11 10:48 ` Petr Mladek 2022-11-11 10:48 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 34/40] tty: tty_io: use console_list_lock for list synchronization John Ogness 2022-11-07 14:16 ` [PATCH printk v3 35/40] proc: consoles: use console_list_lock for list iteration John Ogness 2022-11-07 14:16 ` [PATCH printk v3 36/40] tty: serial: kgdboc: use console_list_lock for list traversal John Ogness 2022-11-09 9:06 ` Daniel Thompson 2022-11-09 9:44 ` John Ogness 2022-11-10 18:00 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 37/40] tty: serial: kgdboc: synchronize tty_find_polling_driver() and register_console() John Ogness 2022-11-10 15:13 ` Daniel Thompson 2022-11-10 18:03 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 38/40] tty: serial: kgdboc: use console_list_lock to trap exit John Ogness 2022-11-10 15:18 ` Daniel Thompson 2022-11-11 9:59 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 39/40] printk: relieve console_lock of list synchronization duties John Ogness 2022-11-07 16:30 ` John Ogness 2022-11-11 10:27 ` Petr Mladek 2022-11-11 13:06 ` Petr Mladek 2022-11-07 14:16 ` [PATCH printk v3 40/40] tty: serial: sh-sci: use setup() callback for early console John Ogness 2022-11-08 8:53 ` Geert Uytterhoeven 2022-11-11 17:15 ` Petr Mladek 2022-11-11 14:43 ` [PATCH printk v3 00/40] reduce console_lock scope Mathieu Desnoyers 2022-11-11 14:43 ` Mathieu Desnoyers 2022-11-11 14:43 ` Mathieu Desnoyers 2022-11-11 14:43 ` Mathieu Desnoyers
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