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authorSonic Zhang <sonic.zhang@analog.com>2010-10-27 04:16:49 -0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-11-11 11:06:08 -0800
commit6d9e44986891345636e2d6069c4ae1612b2337d4 (patch)
treebef2be9e218a522cd49cf939800fee2036bfa36f /drivers/serial
parent001a05d56edd9d82b27e69951fb9520f9ce6ed72 (diff)
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serial: bfin_5xx: disable CON_PRINTBUFFER for consoles
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>
Diffstat (limited to 'drivers/serial')
-rw-r--r--drivers/serial/bfin_5xx.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index a454e427c94..965532157c6 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -1324,6 +1324,14 @@ struct console __init *bfin_earlyserial_init(unsigned int port,
struct bfin_serial_port *uart;
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)
port = 0;
bfin_serial_init_ports();