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Subject[PATCH 1/3] nvme: When scanning namespaces, make sure the drive is not locked
Signed-off-by: Jethro Beekman <kernel@jbeekman.nl>
---
drivers/nvme/host/core.c | 11 +++++++++++
1 file changed, 11 insertions(+)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index 643f457..3a0d48c 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -1377,6 +1377,12 @@ static void __nvme_scan_namespaces(struct nvme_ctrl *ctrl, unsigned nn)
}
}

+static bool nvme_security_is_locked(struct nvme_ctrl *ctrl,
+ struct nvme_id_ctrl *id)
+{
+ return false;
+}
+
void nvme_scan_namespaces(struct nvme_ctrl *ctrl)
{
struct nvme_id_ctrl *id;
@@ -1385,6 +1391,11 @@ void nvme_scan_namespaces(struct nvme_ctrl *ctrl)
if (nvme_identify_ctrl(ctrl, &id))
return;

+ if (nvme_security_is_locked(ctrl, id)) {
+ nvme_remove_namespaces(ctrl);
+ return;
+ }
+
mutex_lock(&ctrl->namespaces_mutex);
nn = le32_to_cpu(id->nn);
if (ctrl->vs >= NVME_VS(1, 1) &&
--
2.9.0
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