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authorPetr Tesarik <ptesarik@suse.cz>2019-07-18 11:02:34 +0200
committerPetr Tesarik <ptesarik@suse.cz>2019-07-19 14:09:51 +0200
commit932c83303d1a14a820266bb72e90326eaf0f089f (patch)
treeeab751a3e0f63c7dec1dd08d4c8e2f06d2275392
parent0ea6eb2c0858b159cd169363da7c74fd29386ac7 (diff)
virtio/s390: use cacheline aligned airq bit vectors
(jsc#SLE-6197 FATE#327012 bsc#1140559 LTC#173150). suse-commit: 240d75e192e635bb80328ae057929a9d260d5104
-rw-r--r--drivers/s390/virtio/virtio_ccw.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/s390/virtio/virtio_ccw.c b/drivers/s390/virtio/virtio_ccw.c
index 1f46d637fa3f..24cecfa93e31 100644
--- a/drivers/s390/virtio/virtio_ccw.c
+++ b/drivers/s390/virtio/virtio_ccw.c
@@ -219,7 +219,8 @@ static struct airq_info *new_airq_info(void)
if (!info)
return NULL;
rwlock_init(&info->lock);
- info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR);
+ info->aiv = airq_iv_create(VIRTIO_IV_BITS, AIRQ_IV_ALLOC | AIRQ_IV_PTR
+ | AIRQ_IV_CACHELINE);
if (!info->aiv) {
kfree(info);
return NULL;