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Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs

From James Smart <james.smart@avagotech.com>
Newsgroups linux.kernel
Subject Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs
Date 2015-08-14 14:30 +0200
Message-ID <pXmhr-1Xw-3@gated-at.bofh.it> (permalink)
References <pWZkT-2px-25@gated-at.bofh.it> <pXgOJ-2xc-5@gated-at.bofh.it>
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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
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Thread

[PATCH] scsi: Export SCSI Inquiry data to sysfs Johannes Thumshirn <jthumshirn@suse.de> - 2015-08-13 14:00 +0200
  Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs Hannes Reinecke <hare@suse.de> - 2015-08-14 08:40 +0200
    Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs James Smart <james.smart@avagotech.com> - 2015-08-14 14:30 +0200
      Re: [PATCH] scsi: Export SCSI Inquiry data to sysfs Hannes Reinecke <hare@suse.de> - 2015-08-14 15:00 +0200

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