Re: mdadm: sending ioctl 1261 to a partition!

["H. Peter Anvin" <hpa@xxxxxxxxx>]

On 03/05/2012 06:27 PM, NeilBrown wrote:
> 
> So it is still called fsync_bdev and invalidate_bdev as long as the
> ioctl function for the underlying disk returns -EINVAL or -ENOTTY.
> 
> The function that shows that warning is scsi_verify_blk_ioctl in 
> block/scsi_ioctl.c The worst it can do is return -ENOTTY, and that
> is safe.
> 
> So the warning is bogus, the code still works.
> 

We should whitelist ioctls if they are legitimately used and harmless.
 Do we have a specific list?

	-hpa


-- 
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel.  I don't speak on their behalf.

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