[PATCHv2,for-next,00/24] Misc update for rnbd

Message

Gioh Kim March 30, 2021, 7:37 a.m. UTC

This is the misc update for rnbd. It inlcudes:
- Change maintainer
- Change domain address of maintainers' email: from cloud.ionos.com to ionos.com
- Add polling IO mode and document update
- Add some fault-injection points and document update
- Fix memory leak and some bug detected by static code analysis tools
- Code refactoring

V2->V1
- Change the title: for-rc -> for-next
- Remove unnecessary (void) casting requested by Leon

Best regards

Danil Kipnis (1):
  MAINTAINERS: Change maintainer for rnbd module

Dima Stepanov (2):
  block/rnbd-clt-sysfs: Remove copy buffer overlap in
    rnbd_clt_get_path_name
  block/rnbd: Use strscpy instead of strlcpy

Gioh Kim (13):
  Documentation/sysfs-block-rnbd: Add descriptions for remap_device and
    resize
  block/rnbd: Enable the fault-injection
  block/rnbd-srv: Inject a fault at bio processing
  block/rnbd-clt: Inject some fault points
  docs: fault-injection: Add fault-injection manual of RNBD
  docs: Add RTRS/RNBD to the index of fault-injection
  block/rnbd-clt: Replace {NO_WAIT,WAIT} with RTRS_PERMIT_{WAIT,NOWAIT}
  block/rnbd-srv: Prevent a deadlock generated by accessing sysfs in
    parallel
  block/rnbd-srv: Remove force_close file after holding a lock
  block/rnbd-clt: Fix missing a memory free when unloading the module
  block/rnbd-clt: Support polling mode for IO latency optimization
  Documentation/ABI/rnbd-clt: Add description for nr_poll_queues
  block/rnbd-srv: Remove unused arguments of rnbd_srv_rdma_ev

Guoqing Jiang (5):
  block/rnbd-clt: Remove some arguments from
    insert_dev_if_not_exists_devpath
  block/rnbd-clt: Remove some arguments from rnbd_client_setup_device
  block/rnbd-clt: Move add_disk(dev->gd) to rnbd_clt_setup_gen_disk
  block/rnbd: Kill rnbd_clt_destroy_default_group
  block/rnbd: Kill destroy_device_cb

Jack Wang (1):
  block/rnbd-clt: Remove max_segment_size

Md Haris Iqbal (1):
  block/rnbd-clt: Generate kobject_uevent when the rnbd device state
    changes

Tom Rix (1):
  block/rnbd-clt: Improve find_or_create_sess() return check

 Documentation/ABI/testing/sysfs-block-rnbd    |  18 ++
 .../ABI/testing/sysfs-class-rnbd-client       |  13 ++
 Documentation/fault-injection/index.rst       |   2 +
 .../fault-injection/rnbd-fault-injection.rst  | 208 ++++++++++++++++++
 MAINTAINERS                                   |   4 +-
 drivers/block/rnbd/rnbd-clt-sysfs.c           | 138 +++++++++---
 drivers/block/rnbd/rnbd-clt.c                 | 184 +++++++++++-----
 drivers/block/rnbd/rnbd-clt.h                 |  21 +-
 drivers/block/rnbd/rnbd-common.c              |  44 ++++
 drivers/block/rnbd/rnbd-proto.h               |  14 ++
 drivers/block/rnbd/rnbd-srv-sysfs.c           |  41 +++-
 drivers/block/rnbd/rnbd-srv.c                 |  76 +++----
 drivers/block/rnbd/rnbd-srv.h                 |  16 +-
 drivers/infiniband/ulp/rtrs/rtrs-clt.c        |  75 +++++--
 drivers/infiniband/ulp/rtrs/rtrs-clt.h        |   1 -
 drivers/infiniband/ulp/rtrs/rtrs-pri.h        |   1 +
 drivers/infiniband/ulp/rtrs/rtrs-srv.c        |   4 +-
 drivers/infiniband/ulp/rtrs/rtrs.h            |  13 +-
 18 files changed, 712 insertions(+), 161 deletions(-)
 create mode 100644 Documentation/fault-injection/rnbd-fault-injection.rst

Comments

Jason Gunthorpe April 1, 2021, 7:22 p.m. UTC | #1

On Tue, Mar 30, 2021 at 09:37:28AM +0200, Gioh Kim wrote:
 
>  Documentation/ABI/testing/sysfs-block-rnbd    |  18 ++
>  .../ABI/testing/sysfs-class-rnbd-client       |  13 ++
>  Documentation/fault-injection/index.rst       |   2 +
>  .../fault-injection/rnbd-fault-injection.rst  | 208 ++++++++++++++++++
>  MAINTAINERS                                   |   4 +-
>  drivers/block/rnbd/rnbd-clt-sysfs.c           | 138 +++++++++---
>  drivers/block/rnbd/rnbd-clt.c                 | 184 +++++++++++-----
>  drivers/block/rnbd/rnbd-clt.h                 |  21 +-
>  drivers/block/rnbd/rnbd-common.c              |  44 ++++
>  drivers/block/rnbd/rnbd-proto.h               |  14 ++
>  drivers/block/rnbd/rnbd-srv-sysfs.c           |  41 +++-
>  drivers/block/rnbd/rnbd-srv.c                 |  76 +++----
>  drivers/block/rnbd/rnbd-srv.h                 |  16 +-
>  drivers/infiniband/ulp/rtrs/rtrs-clt.c        |  75 +++++--
>  drivers/infiniband/ulp/rtrs/rtrs-clt.h        |   1 -
>  drivers/infiniband/ulp/rtrs/rtrs-pri.h        |   1 +
>  drivers/infiniband/ulp/rtrs/rtrs-srv.c        |   4 +-
>  drivers/infiniband/ulp/rtrs/rtrs.h            |  13 +-

I did not see anything to comment on in the drivers/infiniband part,
so you can have an

Acked-by: Jason Gunthorpe <[e-mail]>

To flow through the block tree.

*However* do not create merge conflicts with the patches you already
sent to the rdma tree. It is Ionos's responsibility to prevent this.

Jason