[PATCH 00/16][cr][v3]: C/R file owner, locks, leases

Sukadev Bhattiprolu sukadev at linux.vnet.ibm.com
Wed Aug 4 12:01:12 PDT 2010


Steven Whitehouse [swhiteho at redhat.com] wrote:
| Hi,
| 
| On Tue, 2010-08-03 at 16:11 -0700, Sukadev Bhattiprolu wrote:
| > Checkpoint/restart file owner, file-locks and file-lease information.
| > 
| Can you explain roughly how this is intended to work, or point me at a
| document explaining it?

Well, there is no document atm and I tried to explain how it is supposed
to work in the patches that restart file-locks (patches 4. 9, 16).

| 
| I'm trying to figure out how the file lock checkpoint will work with
| cluster filesystems, or if there needs to be a mechanism to turn this
| feature off for those filesystems. What prevents the lock state changing
| in an incompatible way between the checkpoint and the restore?

But I see that your question is about the bigger picture. Given that
this question was asked on the previous version of the patchset, I will
add a FAQ/description in patch 0 next time.

For now, please see:

	http://marc.info/?l=linux-fsdevel&m=127657580718791&w=2

Thanks,

Sukadev


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