[PATCH 07/19] nvme-multipath: add nvme_mpath_is_{disabled, optimised}

[John Garry]

These are for mpath_head_template.is_{disabled, optimized} callbacks, and
just call into nvme_path_is_disabled() and nvme_path_is_optimized(),
respectively.

Signed-off-by: John Garry <john.g.garry at oracle.com>
---
 drivers/nvme/host/multipath.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index c90ac76dbe317..07461a7d8d1fa 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -310,6 +310,13 @@ static bool nvme_path_is_disabled(struct nvme_ns *ns)
 	return false;
 }
 
+static bool nvme_mpath_is_disabled(struct mpath_device *mpath_device)
+{
+	struct nvme_ns *ns = nvme_mpath_to_ns(mpath_device);
+
+	return nvme_path_is_disabled(ns);
+}
+
 static struct nvme_ns *__nvme_find_path(struct nvme_ns_head *head, int node)
 {
 	int found_distance = INT_MAX, fallback_distance = INT_MAX, distance;
@@ -452,6 +459,13 @@ static inline bool nvme_path_is_optimized(struct nvme_ns *ns)
 		ns->ana_state == NVME_ANA_OPTIMIZED;
 }
 
+static bool nvme_mpath_is_optimized(struct mpath_device *mpath_device)
+{
+	struct nvme_ns *ns = nvme_mpath_to_ns(mpath_device);
+
+	return nvme_path_is_optimized(ns);
+}
+
 static struct nvme_ns *nvme_numa_path(struct nvme_ns_head *head)
 {
 	int node = numa_node_id();
@@ -1455,4 +1469,6 @@ static const struct mpath_head_template mpdt = {
 	.available_path = nvme_mpath_available_path,
 	.add_cdev = nvme_mpath_add_cdev,
 	.del_cdev = nvme_mpath_del_cdev,
+	.is_disabled = nvme_mpath_is_disabled,
+	.is_optimized = nvme_mpath_is_optimized,
 };
-- 
2.43.5