ACK: [PATCH 0/4][Unstable][Artful][SRU Zesty] hisi_sas performance improvements

Stefan Bader stefan.bader at canonical.com
Tue Aug 8 09:50:22 UTC 2017


On 04.08.2017 21:50, dann frazier wrote:
> BugLink: https://bugs.launchpad.net/bugs/1708734
> 
> These fixes from upstream have been shown to improve write scalability on
> larger JBODs (~9 SSD drives) attached to a hisi_sas controller by more than
> 2x.
> 
> A couple of the patches required some minor backporting from upstream, but the
> following series applies cleanly to the unstable, artful and zesty branches.
> 
> They are also available in my git tree in the following branches:
>   git://git.launchpad.net/~dannf/ubuntu/+source/linux/+git/linux hisi-sas-perf-unstable
>   git://git.launchpad.net/~dannf/ubuntu/+source/linux/+git/linux hisi-sas-perf-artful
>   git://git.launchpad.net/~dannf/ubuntu/+source/linux/+git/linux hisi-sas-perf-zesty
> 
> John Garry (1):
>   scsi: hisi_sas: define hisi_sas_device.device_id as int
> 
> Xiang Chen (2):
>   scsi: hisi_sas: optimise the usage of hisi_hba.lock
>   scsi: hisi_sas: relocate sata_done_v2_hw()
> 
> Xiaofei Tan (1):
>   scsi: hisi_sas: optimise DMA slot memory
> 
>  drivers/scsi/hisi_sas/hisi_sas.h       |  66 ++++++++-----
>  drivers/scsi/hisi_sas/hisi_sas_main.c  | 165 +++++++++++++++++----------------
>  drivers/scsi/hisi_sas/hisi_sas_v1_hw.c |  54 +++++------
>  drivers/scsi/hisi_sas/hisi_sas_v2_hw.c |  89 ++++++++----------
>  4 files changed, 189 insertions(+), 185 deletions(-)
> 
Acked-by: Stefan Bader <stefan.bader at canonical.com>

Since its limited to the hisi_sas hw.

-Stefan

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