[PATCH v2] nvmet: discovery controller to set ioccsz and iorcsz

Christoph Hellwig hch at infradead.org
Fri Feb 17 01:15:32 PST 2017


On Thu, Feb 16, 2017 at 06:42:20PM -0800, James Smart wrote:
> 
> Revised the patch: add transport capsule inline size into ioccsz value
> 
> The discovery controller's Identify command handler never set these
> fields leaving them zero. The host-side fc transport validates that
> these values are appropriate and was killing the connection with the
> controller as they were zero.
> 
> Set the controller ioccsz and iorcsz values

Discovery controllers do not support I/O commands, so these settings
don't make any sense there.  They are also not included in the
fields that Idenitfy Controller should report for Discovery controllers
(Figure 33 in Fabrics 1.0)



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