[Devel] [RFC][PATCH 0/3][cr][v2]: Checkpoint/restart file leases

[Sukadev Bhattiprolu]

Checkpoint/restart file leases. See comments in patches 2 and 3 for
details. These patches apply on top of the following patchset which
implements checkpoint/restart of posix locks and file-owners:

https://lists.linux-foundation.org/pipermail/containers/2010-May/024613.html

Changelog[v2]:

	- Added patch 3/3 to ensure that lease-holder gets only one SIGIO
	  and that the total time the lease-breaker waits is limited to
	  lease_break_time (these two were TODOs in [v1]).

Signed-off-by: Sukadev Bhattiprolu <sukadev at linux.vnet.ibm.com>

Sukadev Bhattiprolu (3):
  Define do_setlease()
  Checkpoint/restart file leases
  fileleases: C/R of an in-progress lease.

 fs/checkpoint.c                |   30 ++++++++++-
 fs/locks.c                     |  111 +++++++++++++++++++++++++++++++++++-----
 include/linux/checkpoint_hdr.h |    3 +
 include/linux/fs.h             |    4 ++
 4 files changed, 132 insertions(+), 16 deletions(-)

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