This helper is useful to check if vs->vs_endpoint is setup by
vhost_scsi_set_endpoint()
Signed-off-by: Asias He <asias@xxxxxxxxxx>
Reviewed-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>
---
drivers/vhost/tcm_vhost.c | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/drivers/vhost/tcm_vhost.c b/drivers/vhost/tcm_vhost.c
index b3e50d7..29612bc 100644
--- a/drivers/vhost/tcm_vhost.c
+++ b/drivers/vhost/tcm_vhost.c
@@ -91,6 +91,18 @@ static int iov_num_pages(struct iovec *iov)
((unsigned long)iov->iov_base & PAGE_MASK)) >> PAGE_SHIFT;
}
+static bool tcm_vhost_check_endpoint(struct vhost_scsi *vs)
+{
+ bool ret = false;
+
+ mutex_lock(&vs->dev.mutex);
+ if (vs->vs_endpoint)
+ ret = true;
+ mutex_unlock(&vs->dev.mutex);
+
+ return ret;
+}
+
static int tcm_vhost_check_true(struct se_portal_group *se_tpg)
{
return 1;
--
1.8.1.4
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