spfs: duplicate socket before sending it from usernsd

Submitted by Stanislav Kinsburskiy on Dec. 20, 2017, 4:06 p.m.

Details

Reviewer None
Submitted Dec. 20, 2017, 4:06 p.m.
Last Updated Dec. 21, 2017, 10:09 p.m.
Revision 2

Cover Letter

Usernds closes socket once it was sent.
So, id should be duplicated before sending, if the socket is expected to be
send multiple times.

https://jira.sw.ru/browse/PSBM-79462

The following series implements...

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Stanislav Kinsburskiy (7):
      spfs: introduce request_spfs_mngr_sock)() helper
      spfs: improve error and debug output for spfs_mount()
      spfs: remove redundant spfs_service_fd() helper
      spfs: improve SPFS manager start debug and error output
      spfs: improve prints in spfs_set_mode() and spfs_release_replace()
      spfs: return duplicated socket from usernsd
      spfs: switch mounts mode to STUB after root yard depopulation


 criu/cr-restore.c |   12 +++----
 criu/spfs.c       |   92 +++++++++++++++++++++++++++++++----------------------
 2 files changed, 59 insertions(+), 45 deletions(-)
  

Revisions