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RDMA/uverbs: Add a method to introspect handles in a context

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Introduce a helper function gather_objects_handle() to copy object handles
under a spin lock.

Expose these objects handles via the uverbs ioctl interface.

Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
This commit is contained in:
Jason Gunthorpe 2018-11-30 13:16:47 +02:00
parent 350b4c8ac1
commit 149d3845f4
2 changed files with 95 additions and 1 deletions
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7
include/uapi/rdma/ib_user_ioctl_cmds.h
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@ -65,6 +65,7 @@ enum {
enum uverbs_methods_device {
UVERBS_METHOD_INVOKE_WRITE,
UVERBS_METHOD_INFO_HANDLES,
};
enum uverbs_attrs_invoke_write_cmd_attr_ids {
@ -167,4 +168,10 @@ enum uverbs_methods_actions_counters_ops {
UVERBS_METHOD_COUNTERS_READ,
};
enum uverbs_attrs_info_handles_id {
UVERBS_ATTR_INFO_OBJECT_ID,
UVERBS_ATTR_INFO_TOTAL_HANDLES,
UVERBS_ATTR_INFO_HANDLES_LIST,
};
#endif