Re: [PATCH 09/14] target/configfs: Expose protection deviceattributes

[James Bottomley]

On Mon, 2014-01-13 at 10:30 -0800, Nicholas A. Bellinger wrote:
> Hey MKP,
> 
> On Fri, 2014-01-10 at 16:01 -0500, Martin K. Petersen wrote:
> > >>>>> "nab" == Nicholas A Bellinger <nab@xxxxxxxxxxxxx> writes:
> > 
> > nab> This patch adds support for exposing DIF protection device
> > nab> attributes via configfs.  This includes:
> > 
> > nab>    pi_prot_type: Protection Type (0, 1, 3 currently support)
> > nab>    pi_prot_version: Protection Version (DIF v1 currently supported)
> > 
> > What's DIF v2?
> > 
> 
> This would be the proposed 16-byte protection scheme for SBC4.

What proposed 16 byte scheme?  The only DIF proposals I know for SBC-4
are 13-185R0 and 12-369R0 and that's a couple of new algorithms and
types because we cannot change the 8 byte PI.

James


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