Align write() and ioctl() paths

From: Leon Romanovsky <[email protected]>

Changelog:
v2:
* Fixed warning reported by kbuild where I wrote same assignment twice.
v1:
https://lore.kernel.org/lkml/[email protected]
* v0 revealed old bug
* https://lore.kernel.org/linux-rdma/[email protected]
that took a while to find.
* create_cq() was rewritten to make sure that uobj is properly
* initialized.
v0:
https://lore.kernel.org/lkml/[email protected]

----------------------------------------------------
Hi,

The discussion about RWQ table patch revealed incosistency with use of usecnt, complex unwind flows without any reason and difference between write() and ioctl() paths.

This series extends infrastructure to be consistent, reliable and predicable in regards of commit/desotry uobject.

Thanks

Leon Romanovsky (2):
RDMA/core: Align abort/commit object scheme for write() and ioctl()
paths
RDMA/core: Update write interface to use automatic object lifetime

 drivers/infiniband/core/uverbs_cmd.c          | 312 ++++++------------
 drivers/infiniband/core/uverbs_main.c         |   4 +
 .../infiniband/core/uverbs_std_types_device.c |   7 +-
 include/rdma/uverbs_ioctl.h                   |   1 +
 include/rdma/uverbs_std_types.h               |  14 +
 5 files changed, 118 insertions(+), 220 deletions(-)

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2.26.2