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authorJiri Slaby <jslaby@suse.cz>2013-01-03 15:53:06 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2013-01-15 22:30:15 -0800
commit2e124b4a390ca85325fae75764bef92f0547fa25 (patch)
tree5519fbcdbe954e79b271ea6d31ac5a4dc754c4f5 /drivers/tty/amiserial.c
parentTTY: move low_latency to tty_port (diff)
downloadlinux-dev-2e124b4a390ca85325fae75764bef92f0547fa25.tar.xz
linux-dev-2e124b4a390ca85325fae75764bef92f0547fa25.zip
TTY: switch tty_flip_buffer_push
Now, we start converting tty buffer functions to actually use tty_port. This will allow us to get rid of the need of tty in many call sites. Only tty_port will needed and hence no more tty_port_tty_get in those paths. Now, the one where most of tty_port_tty_get gets removed: tty_flip_buffer_push. IOW we also closed all the races in drivers not using tty_port_tty_get at all yet. Also we move tty_flip_buffer_push declaration from include/linux/tty.h to include/linux/tty_flip.h to all others while we are changing it anyway. Signed-off-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/amiserial.c')
-rw-r--r--drivers/tty/amiserial.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index 2d1357acbc23..4c7d70172193 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -251,7 +251,6 @@ static void receive_chars(struct serial_state *info)
{
int status;
int serdatr;
- struct tty_struct *tty = info->tport.tty;
unsigned char ch, flag;
struct async_icount *icount;
int oe = 0;
@@ -314,7 +313,7 @@ static void receive_chars(struct serial_state *info)
#endif
flag = TTY_BREAK;
if (info->tport.flags & ASYNC_SAK)
- do_SAK(tty);
+ do_SAK(info->tport.tty);
} else if (status & UART_LSR_PE)
flag = TTY_PARITY;
else if (status & UART_LSR_FE)
@@ -331,7 +330,7 @@ static void receive_chars(struct serial_state *info)
tty_insert_flip_char(&info->tport, ch, flag);
if (oe == 1)
tty_insert_flip_char(&info->tport, 0, TTY_OVERRUN);
- tty_flip_buffer_push(tty);
+ tty_flip_buffer_push(&info->tport);
out:
return;
}