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SubjectRe: [PATCH v5] mtd: Do not corrupt backing device of device node inode
On Tue, May 18, 2010 at 2:27 PM, David Woodhouse <> wrote:
> On Mon, 2010-05-17 at 15:10 +0100, David Woodhouse wrote:
>> Now you're just reimplementing iget().
>> Can we just use iget_locked() to get the appropriate inode (using the
>> mtd device number as the inode number)? Then we don't need to bother
>> storing it in mtd->inode at all, and we can iput() the last refcount on
>> it when the chardevice is closed -- we don't need it to stick around
>> until the MTD device is destroyed.
> ... and we don't _want_ it to stick around until the MTD device is
> destroyed, either. We may actually unload the mtdchar module and its
> inodes will be destroyed when we unregister the fs type; we don't want
> stale pointers to them hanging around to be reused if/when we reload the
> mtdchar module later.
> I've committed a version which keeps it entirely within the mtdchar
> code:

Looks ok. Thank you.

What about stable@?

> Thanks.
> --
> David Woodhouse                            Open Source Technology Centre
>                              Intel Corporation
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