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serial: bfin_5xx: disable CON_PRINTBUFFER for consoles

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If we are using early serial, don't let the normal console rewind
the log buffer, since that causes things to be printed multiple times.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Sonic Zhang 2010-10-27 04:16:49 -04:00 committed by Greg Kroah-Hartman
parent 001a05d56e
commit 6d9e449868
1 changed files with 8 additions and 0 deletions
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8
drivers/serial/bfin_5xx.c
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@ -1324,6 +1324,14 @@ struct console __init *bfin_earlyserial_init(unsigned int port,
struct bfin_serial_port *uart; struct bfin_serial_port *uart;
struct ktermios t; struct ktermios t;
#ifdef CONFIG_SERIAL_BFIN_CONSOLE
/*
* If we are using early serial, don't let the normal console rewind
* log buffer, since that causes things to be printed multiple times
*/
bfin_serial_console.flags &= ~CON_PRINTBUFFER;
#endif
if (port == -1 || port >= nr_active_ports) if (port == -1 || port >= nr_active_ports)
port = 0; port = 0;
bfin_serial_init_ports(); bfin_serial_init_ports();