Re: [PATCH 2/5] revoke: core code

[Pekka Enberg]

On 3/16/07, Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:
> > I'm not sure that running do_fsync() will guarantee that all sys_write()
> > callers will have finished their syscall.  Probably they will have, in
> > practice.  But there is logic in the sync paths to deliberately bale out
> > if we're competing with ongoing dirtyings, to avoid livelocking.
>
> For device files you really need to call into the device driver for this
> (->flush etc).

Sure but the do_fsync() bits are part of generic_file_revoke() which
is not meant for device files at all.
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