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failover: Rename to failover_find_primary_device()

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This commit:
* Rename them to failover_find_primary_devices() so
  - it starts with failover_
  - it don't connect anything, just find the primary device
* Create documentation for the function

Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20201118083748.1328-19-quintela@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Juan Quintela 2020-11-18 09:37:39 +01:00 committed by Michael S. Tsirkin
parent 0763db4f2d
commit 85d3b93196
1 changed files with 9 additions and 3 deletions
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12
hw/net/virtio-net.c
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@ -826,7 +826,13 @@ static int is_my_primary(void *opaque, QemuOpts *opts, Error **errp)
return ret;
}
static DeviceState *virtio_net_find_primary(VirtIONet *n, Error **errp)
/**
* Find the primary device for this failover virtio-net
*
* @n: VirtIONet device
* @errp: returns an error if this function fails
*/
static DeviceState *failover_find_primary_device(VirtIONet *n, Error **errp)
{
Error *err = NULL;
@ -891,7 +897,7 @@ static void virtio_net_set_features(VirtIODevice *vdev, uint64_t features)
qatomic_set(&n->failover_primary_hidden, false);
failover_add_primary(n, &err);
if (err) {
n->primary_dev = virtio_net_find_primary(n, &err);
n->primary_dev = failover_find_primary_device(n, &err);
if (err) {
goto out_err;
}
@ -3115,7 +3121,7 @@ static void virtio_net_handle_migration_primary(VirtIONet *n,
should_be_hidden = qatomic_read(&n->failover_primary_hidden);
if (!n->primary_dev) {
n->primary_dev = virtio_net_find_primary(n, &err);
n->primary_dev = failover_find_primary_device(n, &err);
if (!n->primary_dev) {
return;
}