[PATCH 3.8 068/133] [SCSI] fix our current target reap infrastructure

[Ben Hutchings]

On Tue, 2014-04-22 at 13:13 -0700, Kamal Mostafa wrote:
> 3.8.13.22 -stable review patch.  If anyone has any objections, please let me know.
> 
> ------------------
> 
> From: James Bottomley <JBottomley at Parallels.com>
> 
> commit e63ed0d7a98014fdfc2cfeb3f6dada313dcabb59 upstream.
> 
> This patch eliminates the reap_ref and replaces it with a proper kref.
> On last put of this kref, the target is removed from visibility in
> sysfs.  The final call to scsi_target_reap() for the device is done from
> __scsi_remove_device() and only if the device was made visible.  This
> ensures that the target disappears as soon as the last device is gone
> rather than waiting until final release of the device (which is often
> too long).
> 
> Reviewed-by: Alan Stern <stern at rowland.harvard.edu>
> Tested-by: Sarah Sharp <sarah.a.sharp at linux.intel.com>
> Signed-off-by: James Bottomley <JBottomley at Parallels.com>
> Signed-off-by: Kamal Mostafa <kamal at canonical.com>
[...]

This and the next patch had the comment "delay backport by 2 months for
field testing".

Ben.

-- 
Ben Hutchings
Beware of programmers who carry screwdrivers. - Leonard Brandwein
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