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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2012-05-14 14:58:26 +0400 |
|---|---|---|
| committer | Martin Schwidefsky <schwidefsky@de.ibm.com> | 2012-05-16 16:42:45 +0400 |
| commit | 521674e4ffad2b2fc8c56cd79e4b2c07c074e9cb (patch) | |
| tree | 0385d6100ec0e7ee4e672c3963e2163f0588c6c0 /drivers/s390/net/claw.c | |
| parent | 0cd2f6201c536665d8220672dfcaf7be9da348a1 (diff) | |
| download | linux-521674e4ffad2b2fc8c56cd79e4b2c07c074e9cb.tar.xz | |
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: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Diffstat (limited to 'drivers/s390/net/claw.c')
| -rw-r--r-- | drivers/s390/net/claw.c | 3 |
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/s390/net/claw.c b/drivers/s390/net/claw.c index b41fae37d3af..4c3d4f675149 100644 --- a/drivers/s390/net/claw.c +++ b/drivers/s390/net/claw.c @@ -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; } |