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Re: VOP_GETATTR: locking protocol change proposal
On Oct 9, 2011, at 5:02 PM, Emmanuel Dreyfus wrote:
> J. Hannken-Illjes <hannken%eis.cs.tu-bs.de@localhost> wrote:
>> With the attached diff the locking protocol requests at least a shared
>> lock and all calls to VOP_GETATTR() outside of file systems respect it.
> Please look at pn_sizemtx in src/fs/puffs/puffs_vnop.c
I know -- there are other places too.
> As I understand your change allows to remove it.
> VOP_(SETATTR|FSYNC|INACTIVE|WRITE) all operate of anexclusive locked
> vnode, right?
Juergen Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig
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