diff options
| author | Ralf Baechle <ralf@linux-mips.org> | 2014-03-31 20:17:33 +0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-31 20:17:33 +0400 |
| commit | ade63aada79c61bcd5f51cbd310f237399892268 (patch) | |
| tree | 4f8605528bfd9b6261679883974b9ac4870223dd /drivers/tty/serial/sunhv.c | |
| parent | 9a1724c7506bfa7d3d9dcab13f83e9e6446929f9 (diff) | |
| parent | c14af233fbe279d0e561ecf84f1208b1bae087ef (diff) | |
| download | linux-ade63aada79c61bcd5f51cbd310f237399892268.tar.xz | |
Merge branch '3.14-fixes' into mips-for-linux-next
Diffstat (limited to 'drivers/tty/serial/sunhv.c')
| -rw-r--r-- | drivers/tty/serial/sunhv.c | 22 |
1 files changed, 10 insertions, 12 deletions
diff --git a/drivers/tty/serial/sunhv.c b/drivers/tty/serial/sunhv.c index cf86e729532b..dc697cee248a 100644 --- a/drivers/tty/serial/sunhv.c +++ b/drivers/tty/serial/sunhv.c @@ -433,13 +433,10 @@ static void sunhv_console_write_paged(struct console *con, const char *s, unsign unsigned long flags; int locked = 1; - local_irq_save(flags); - if (port->sysrq) { - locked = 0; - } else if (oops_in_progress) { - locked = spin_trylock(&port->lock); - } else - spin_lock(&port->lock); + if (port->sysrq || oops_in_progress) + locked = spin_trylock_irqsave(&port->lock, flags); + else + spin_lock_irqsave(&port->lock, flags); while (n > 0) { unsigned long ra = __pa(con_write_page); @@ -470,8 +467,7 @@ static void sunhv_console_write_paged(struct console *con, const char *s, unsign } if (locked) - spin_unlock(&port->lock); - local_irq_restore(flags); + spin_unlock_irqrestore(&port->lock, flags); } static inline void sunhv_console_putchar(struct uart_port *port, char c) @@ -492,7 +488,10 @@ static void sunhv_console_write_bychar(struct console *con, const char *s, unsig unsigned long flags; int i, locked = 1; - local_irq_save(flags); + if (port->sysrq || oops_in_progress) + locked = spin_trylock_irqsave(&port->lock, flags); + else + spin_lock_irqsave(&port->lock, flags); if (port->sysrq) { locked = 0; } else if (oops_in_progress) { @@ -507,8 +506,7 @@ static void sunhv_console_write_bychar(struct console *con, const char *s, unsig } if (locked) - spin_unlock(&port->lock); - local_irq_restore(flags); + spin_unlock_irqrestore(&port->lock, flags); } static struct console sunhv_console = { |