Re: [PATCH 1/8] Drivers: scsi: storvsc: Change the limits to reflect the values on the host

From: Christoph Hellwig
Date: Wed Jul 09 2014 - 04:40:12 EST


On Tue, Jul 08, 2014 at 05:46:45PM -0700, K. Y. Srinivasan wrote:
> + * In Hyper-V, each port/path/target maps to 1 scsi host adapter.

Does it still? The STORVSC_FC_MAX_TARGETS define suggests otherwise.

> - .cmd_per_lun = 1,
> + .cmd_per_lun = 255,

This looks like an unrelated change.

> + /* max # of devices per target */
> + host->max_lun = STORVSC_FC_MAX_LUNS_PER_TARGET;
> + /* max # of targets per channel */
> + host->max_id = STORVSC_FC_MAX_TARGETS;
> + /* max # of channels */
> + host->max_channel = STORVSC_FC_MAX_CHANNELS - 1;

I don't think these comments add any value..

Also any reason you use off by one defines for max_channel, but not the
others?

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