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    SubjectRe: 2.6.23-rc1-mm1
    >On 7/30/07, Satyam Sharma <satyam@infradead.org> wrote:
    >
    >
    > On Mon, 30 Jul 2007, Christoph Hellwig wrote:
    >
    > > On Mon, Jul 30, 2007 at 11:27:20AM -0700, Andrew Morton wrote:
    > > > ho hum, crap. Yes, ioctl_by_bdev() doesn't have a file* and so it makes
    > > > unlocked_ioctl() rather tricky. We could cook up a `struct file' on the
    > > > stack (we do that in various places), but that sucks.
    > > >
    > > > Christoph, have you any clever suggestions?
    > >
    > > There's two ways to deal with it, one ugly and quick and one to do it
    > > right.
    > >
    > > The quick hack is to fake up a file struct similar to blkdev_get().
    >
    Why pick file as param in unlocked_ioctl, why not inode, could someone
    explain this? THX.
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