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author | Frank Blaschka <frank.blaschka@de.ibm.com> | 2007-07-12 12:51:35 +0200 |
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committer | Jeff Garzik <jeff@garzik.org> | 2007-07-16 18:28:04 -0400 |
commit | 54ab2927d38536f6d437bdd0d7454b99bf67a48c (patch) | |
tree | 197a66a1255d2f267cc4ad1c494fcdbe5fce6014 /drivers | |
parent | aa617aa9568e5fc80103194f5a6da2977c305f10 (diff) | |
download | op-kernel-dev-54ab2927d38536f6d437bdd0d7454b99bf67a48c.zip op-kernel-dev-54ab2927d38536f6d437bdd0d7454b99bf67a48c.tar.gz |
s390: add barriers to qeth driver
Add barrier to loop where atomic variable is evaluated.
Signed-off-by: Frank Blaschka <frank.blaschka@de.ibm.com>
Signed-off-by: Ursula Braun <braunu@de.ibm.com>
Signed-off-by: Frank Pavlic <fpavlic@de.ibm.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/s390/net/qeth_main.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c index 8dca935..57f6943 100644 --- a/drivers/s390/net/qeth_main.c +++ b/drivers/s390/net/qeth_main.c @@ -1935,6 +1935,7 @@ qeth_send_control_data(struct qeth_card *card, int len, atomic_inc(&reply->received); wake_up(&reply->wait_q); } + cpu_relax(); }; rc = reply->rc; qeth_put_reply(reply); |