Re: 2.6.14-rc3-rt1

[Ingo Molnar <mingo@elte.hu>]

* Felix Oxley <lkml@oxley.org> wrote:

> I have a compile error in drivers/net/hamradio/mkiss.c
> 
> 	CC [M]  drivers/net/hamradio/mkiss.o
> 	drivers/net/hamradio/mkiss.c:625: error: 
> 	RW_LOCK_UNLOCKED’ undeclared here (not in a function)
> 
> Due to the fact that
> 
> 	RW_LOCK_UNLOCKED 
> 
> has not been converted to the form
> 
> 	RW_LOCK_UNLOCKED(name.lock)
> 
> by the RT patch.

i've applied the cleanup below to my tree - it might as well go upstream 
too, it's slightly more compact than the explicit initializer.

	Ingo

Signed-off-by: Ingo Molnar <mingo@elte.hu>

Index: linux/drivers/net/hamradio/mkiss.c
===================================================================
--- linux.orig/drivers/net/hamradio/mkiss.c
+++ linux/drivers/net/hamradio/mkiss.c
@@ -622,7 +622,7 @@ static void ax_setup(struct net_device *
  * best way to fix this is to use a rwlock in the tty struct, but for now we
  * use a single global rwlock for all ttys in ppp line discipline.
  */
-static rwlock_t disc_data_lock = RW_LOCK_UNLOCKED;
+static DEFINE_RWLOCK(disc_data_lock);
 
 static struct mkiss *mkiss_get(struct tty_struct *tty)
 {