From: James Smart <james.smart@avagotech.com>
To: Hannes Reinecke <hare@suse.de>,
Johannes Thumshirn <jthumshirn@suse.de>,
"James E.J. Bottomley" <JBottomley@odin.com>
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs
Date: Fri, 14 Aug 2015 08:27:39 -0400 [thread overview]
Message-ID: <55CDDEBB.1040402@avagotech.com> (raw)
In-Reply-To: <55CD8B64.1080400@suse.de>
On 8/14/2015 2:32 AM, Hannes Reinecke wrote:
> On 08/13/2015 01:50 PM, Johannes Thumshirn wrote:
>> Export the RAW SCSI Inquiry to sysfs as binfile. This way the data can be
>> used by userlang without the need to have and ioctl or use the sg_inq tool.
>>
> userland!
>
Just be careful. There are conditions where this could be stale
data.... LUN reconfig on an array that hasn't been rescanned by the
mid layer yet is such a case.
Any reason you didn't have the sysfs call initiate a lun scan or send an
inquiry so it's always valid data ?
-- james s
next prev parent reply other threads:[~2015-08-14 12:27 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-13 11:50 [PATCH] scsi: Export SCSI Inquiry data to sysfs Johannes Thumshirn
2015-08-14 6:32 ` Hannes Reinecke
2015-08-14 12:27 ` James Smart [this message]
2015-08-14 12:53 ` Hannes Reinecke
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