From: Ira Weiny <[email protected]>

This way both the IB core and upper level drivers can access these cached
device attributes rather than querying or caching them on their own.

Signed-off-by: Ira Weiny <[email protected]>
Signed-off-by: Or Gerlitz <[email protected]>
---
 drivers/infiniband/core/device.c | 6 ++++++
 include/rdma/ib_verbs.h          | 1 +
 2 files changed, 7 insertions(+)

diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
index 179e813..398353b 100644
--- a/drivers/infiniband/core/device.c
+++ b/drivers/infiniband/core/device.c
@@ -352,6 +352,12 @@ int ib_register_device(struct ib_device *device,
                goto out;
        }
 
+       ret = ib_query_device(device, &device->attrs);
+       if (ret) {
+               printk(KERN_WARNING "Couldn't query the device attributes\n");
+               goto out;
+       }
+
        ret = ib_device_register_sysfs(device, port_callback);
        if (ret) {
                printk(KERN_WARNING "Couldn't register device %s with driver 
model\n",
diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h
index d56b39a..75a22533 100644
--- a/include/rdma/ib_verbs.h
+++ b/include/rdma/ib_verbs.h
@@ -1828,6 +1828,7 @@ struct ib_device {
        u16                          is_switch:1;
        u8                           node_type;
        u8                           phys_port_cnt;
+       struct ib_device_attr        attrs;
 
        /**
         * The following mandatory functions are used only at device
-- 
2.3.7

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