diff options
Diffstat (limited to 'drivers/scsi/virtio_scsi.c')
| -rw-r--r-- | drivers/scsi/virtio_scsi.c | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/drivers/scsi/virtio_scsi.c b/drivers/scsi/virtio_scsi.c index 74b88efde6a..c3173dced87 100644 --- a/drivers/scsi/virtio_scsi.c +++ b/drivers/scsi/virtio_scsi.c @@ -224,6 +224,9 @@ static void virtscsi_vq_done(struct virtio_scsi *vscsi, virtqueue_disable_cb(vq); while ((buf = virtqueue_get_buf(vq, &len)) != NULL) fn(vscsi, buf); + + if (unlikely(virtqueue_is_broken(vq))) + break; } while (!virtqueue_enable_cb(vq)); spin_unlock_irqrestore(&virtscsi_vq->vq_lock, flags); } @@ -710,19 +713,15 @@ static struct scsi_host_template virtscsi_host_template_multi = { #define virtscsi_config_get(vdev, fld) \ ({ \ typeof(((struct virtio_scsi_config *)0)->fld) __val; \ - vdev->config->get(vdev, \ - offsetof(struct virtio_scsi_config, fld), \ - &__val, sizeof(__val)); \ + virtio_cread(vdev, struct virtio_scsi_config, fld, &__val); \ __val; \ }) #define virtscsi_config_set(vdev, fld, val) \ - (void)({ \ + do { \ typeof(((struct virtio_scsi_config *)0)->fld) __val = (val); \ - vdev->config->set(vdev, \ - offsetof(struct virtio_scsi_config, fld), \ - &__val, sizeof(__val)); \ - }) + virtio_cwrite(vdev, struct virtio_scsi_config, fld, &__val); \ + } while(0) static void __virtscsi_set_affinity(struct virtio_scsi *vscsi, bool affinity) { @@ -954,7 +953,7 @@ static void virtscsi_remove(struct virtio_device *vdev) scsi_host_put(shost); } -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP static int virtscsi_freeze(struct virtio_device *vdev) { virtscsi_remove_vqs(vdev); @@ -988,7 +987,7 @@ static struct virtio_driver virtio_scsi_driver = { .id_table = id_table, .probe = virtscsi_probe, .scan = virtscsi_scan, -#ifdef CONFIG_PM +#ifdef CONFIG_PM_SLEEP .freeze = virtscsi_freeze, .restore = virtscsi_restore, #endif |