> NACK.
>
> This changes the behaviour of F_UNLCK. Currently, if the allocation
> fails, the inode locking state remains unchanged. With your change, an
> unlock request may end up unlocking part of the inode, but not the rest.
No, look more closer. There are two cases:
- some locks are partially or completely removed
- the unlock splits an existing lock in two.
In the first case no new locks are needed. In the second, no locks
are modified prior to the check.
Miklos
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