Re: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-03-02 Thread Hannes Reinecke
On 03/02/2016 05:18 PM, Christoph Hellwig wrote: > On Wed, Mar 02, 2016 at 01:59:39PM +0800, Hannes Reinecke wrote: >> Main reasons being that >> a) it's most commonly on FC where you end up having thousands of LUNs; >> SAS domains are of finite size and you'd need to string quite a few SAS >>

Re: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-03-02 Thread Christoph Hellwig
On Wed, Mar 02, 2016 at 01:59:39PM +0800, Hannes Reinecke wrote: > Main reasons being that > a) it's most commonly on FC where you end up having thousands of LUNs; > SAS domains are of finite size and you'd need to string quite a few SAS > expanders together to achieve a similar setup. And iSCSI

Re: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-03-01 Thread Hannes Reinecke
On 03/01/2016 09:12 PM, Christoph Hellwig wrote: > On Mon, Feb 22, 2016 at 08:51:01AM +0100, Hannes Reinecke wrote: >> /* >> + * disable_target_scan: Disable target scan per default >> + * useful on larger installations where only a small >> + * number of LUNs are required for booting. >> +

Re: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-03-01 Thread Christoph Hellwig
On Mon, Feb 22, 2016 at 08:51:01AM +0100, Hannes Reinecke wrote: > /* > + * disable_target_scan: Disable target scan per default > + * useful on larger installations where only a small > + * number of LUNs are required for booting. > + */ > +static bool fc_disable_target_scan; > + >

Re: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-03-01 Thread Johannes Thumshirn
On Mon, Feb 22, 2016 at 08:51:01AM +0100, Hannes Reinecke wrote: > On larger installations it makes sense to disable the target scan > per default on boot, and scan the required LUNs directly via udev > rules. > > Signed-off-by: Hannes Reinecke Reviewed-by: Johannes Thumshirn

RE: [PATCH 1/2] scsi_transport_fc: implement 'disable_target_scan' module parameter

2016-02-29 Thread Seymour, Shane M
Reviewed-by: Shane Seymour -- To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html