[PATCH for-next 2/3] RDMA/efa: Report the admin RESOURCE_BUSY status as EBUSY

[Ilia Kolominsky <ikolomin@amazon.com>]

The device completes a command with RESOURCE_BUSY when the object it
targets is still in use, for example a destroy of an object that other
objects still reference. Map that status to EBUSY instead of the generic
EINVAL so that callers can tell the two apart.

Reviewed-by: Michael Margolin <mrgolin@amazon.com>
Reviewed-by: Yonatan Nachum <ynachum@amazon.com>
Signed-off-by: Ilia Kolominsky <ikolomin@amazon.com>
---
 drivers/infiniband/hw/efa/efa_com.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/infiniband/hw/efa/efa_com.c b/drivers/infiniband/hw/efa/efa_com.c
index 9c59d127e..e8045b43f 100644
--- a/drivers/infiniband/hw/efa/efa_com.c
+++ b/drivers/infiniband/hw/efa/efa_com.c
@@ -584,6 +584,8 @@ static int efa_com_comp_status_to_errno(u8 comp_status)
 	case EFA_ADMIN_ILLEGAL_PARAMETER:
 	case EFA_ADMIN_UNKNOWN_ERROR:
 		return -EINVAL;
+	case EFA_ADMIN_RESOURCE_BUSY:
+		return -EBUSY;
 	default:
 		return -EINVAL;
 	}
-- 
2.47.3