From: Ira Weiny <ira.weiny@xxxxxxxxx>
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 <ira.weiny@xxxxxxxxx>
Signed-off-by: Or Gerlitz <ogerlitz@xxxxxxxxxxxx>
---
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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