Re: SCSI core patches for kernel 3.12

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On Tue, 2013-08-20 at 14:05 +0200, Bart Van Assche wrote:
> This patch series consists of four patches that address device removal 
> issues and three patches that improve performance of the SCSI mid-layer.
> 

Perhaps it would be useful to know what the performance improvement
actually is..?  Eg: fio numbers before and after.

Other than that, patch #7 to drop the unnecessary get_device ->
put_device is nice.  I've been intentionally leaving this overhead out
of scsi-mq thus far, and it's useful to know that this extra case
(according to this series) is not even required.

--nab 

> The individual patches are.
> 0001-Introduce-scsi_device_being_removed.patch
> 0002-Rework-scsi_internal_device_unblock.patch
> 0003-Avoid-re-enabling-I-O-after-the-transport-became-off.patch
> 0004-Disallow-changing-the-device-state-via-sysfs-into-de.patch
> 0005-Micro-optimize-scsi_request_fn.patch
> 0006-Rename-scsi_get_command-and-scsi_put_command.patch
> 0007-Micro-optimize-scsi_next_command.patch
> 
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