Ar Iau, 2006-07-27 am 19:01 +0300, ysgrifennodd Pekka J Enberg:
> > Yes revoke calls it too, but is that sufficient, or do we need ->revoke?
> > Ouch. You are right. I need to stick that invalidate_inode_pages2
> > back in there. The do_fsync call takes care of writes only, obviously.
On Thu, 27 Jul 2006, Alan Cox wrote:
> Actually that isn't true either - it takes care of *regular file*
> writes. Devices will need a revoke hook and thats really probably only
> right. If they don't have one just -EOPNOTSUPP, you can check it before
> you begin any other processing so its easy to check.
Ah, you're right. So I'll make a generic_file_revoke and f_ops->revoke
that can be used by filesystems to do sync and inode page invalidation.
That hook should be sufficient for device drivers too?
Pekka
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