Messages in this thread | | | Date | Wed, 27 Aug 2014 10:47:46 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH v3 part1 0/4] Fix SG_IO ambiguity between READ SUBCHANNEL and UNMAP (and other similar cases) |
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On Wed, Aug 27, 2014 at 01:08:06PM +0100, Luis Henriques wrote: > Thanks a lot for the update, Paolo. > > This is what I was actually expecting, although it's somewhat > surprising, taking into account this is a security issue :-)
The right fix is to get rid of all the whitelisting BS and just allow SG_IO if capable, not based on ownership checks.
With this all the problems with trying to work around the different commands sets are gone.
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