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Commit 521674e4 authored by Heiko Carstens's avatar Heiko Carstens Committed by Martin Schwidefsky
Browse files

s390/claw: remove "eieio" calls 



If the code really depends on ordering it's already racy. The additional
memory barriers (eieio) don't help with that.
If the code is not racy the memory barriers also aren't needed.

In any case, just remove them.

Signed-off-by: default avatarHeiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: default avatarMartin Schwidefsky <schwidefsky@de.ibm.com>
parent 0cd2f620

drivers/s390/net/claw.c

+0 −3
Original line number Diff line number Diff line
@@ -136,7 +136,6 @@ static inline void 
claw_set_busy(struct net_device *dev)

{

 ((struct claw_privbk *)dev->ml_priv)->tbusy = 1;

 eieio();

}



static inline void
@@ -144,13 +143,11 @@ claw_clear_busy(struct net_device *dev) 
{

	clear_bit(0, &(((struct claw_privbk *) dev->ml_priv)->tbusy));

	netif_wake_queue(dev);

	eieio();

}



static inline int

claw_check_busy(struct net_device *dev)

{

	eieio();

	return ((struct claw_privbk *) dev->ml_priv)->tbusy;

}