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TTY: switch tty_flip_buffer_push

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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>
This commit is contained in:
Jiri Slaby
2013-01-03 15:53:06 +01:00
committed by Greg Kroah-Hartman
parent d6c53c0e9b
commit 2e124b4a39
146 changed files with 446 additions and 988 deletions
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3
drivers/tty/serial/cpm_uart/cpm_uart_core.c
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@@ -246,7 +246,6 @@ static void cpm_uart_int_rx(struct uart_port *port)
unsigned char ch;
u8 *cp;
struct tty_port *tport = &port->state->port;
struct tty_struct *tty = tport->tty;
struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
cbd_t __iomem *bdp;
u16 status;
@@ -323,7 +322,7 @@ static void cpm_uart_int_rx(struct uart_port *port)
pinfo->rx_cur = bdp;
/* activate BH processing */
tty_flip_buffer_push(tty);
tty_flip_buffer_push(tport);
return;