[PATCH v3 6/7] NFSv4: Add O_DENY* open flags support

[Pavel Shilovsky]

2013/4/4 Jeff Layton <jlayton at redhat.com>:
> I'd probably still stick with a FS_* flag for this...
>
> That sort of mechanism would work (for now) but sounds like the sort of
> subtle behavior that's difficult for filesystem authors to get right.
> It would also be subject to subtle breakage later.
>
> Also, suppose there are changes in the future that require you to
> determine this before calling into ->open? Then you'll have to go back
> and somehow mark the fs anyway...

Ok, this makes sense, thanks. Will do it this way and repost.

--
Best regards,
Pavel Shilovsky.