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authorFrank Blaschka <frank.blaschka@de.ibm.com>2007-07-12 12:51:35 +0200
committerJeff Garzik <jeff@garzik.org>2007-07-16 18:28:04 -0400
commit54ab2927d38536f6d437bdd0d7454b99bf67a48c (patch)
tree197a66a1255d2f267cc4ad1c494fcdbe5fce6014
parentaa617aa9568e5fc80103194f5a6da2977c305f10 (diff)
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>
-rw-r--r--drivers/s390/net/qeth_main.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/net/qeth_main.c b/drivers/s390/net/qeth_main.c
index 8dca93598ea..57f69434fbf 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);