Re: [Bug 8473] New: Oops: 0010  SMP
From: Andrew Morton
Date: Fri Jun 08 2007 - 15:34:31 EST
On Fri, 08 Jun 2007 14:20:48 -0500
Paul Fulghum <paulkf@xxxxxxxxxxxxx> wrote:
> On Fri, 2007-06-08 at 10:16 -0500, Paul Fulghum wrote:
> > On Fri, 2007-06-08 at 05:06 +0200, Bj__rn Steinbrink wrote:
> > > This is do_tty_hangup() exchanging the fops while we're waiting for the
> > > lock. The new fops (hung_up_tty_fops) only have the unlocked variant and
> > > thus we Oops our way.
> > Here is a patch that restores the locked ioctl for hung_up_tty_ioctl.
> > Can you try it and see if it removes your oops?
> Unfortunately I can't get the timing right to trigger this,
> but it is very clear the locked ioctl fop must not be
> allowed to disappear like my original patch allows.
> Would you prefer I resend the entire compat ioctl patch or
> submit an incremental patch like in my message I'm quoting above?
The compat_ioctl patch is in mainline, and has been for some time.
Hence a patch against mainline would be appropriate, thanks.
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