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From: Hanjun Guo <hanjun.guo@linaro.org>
To: John Garry <john.garry@huawei.com>,
	jejb@linux.vnet.ibm.com, martin.petersen@oracle.com
Cc: linuxarm@huawei.com, zhangfei.gao@linaro.org,
	xuwei5@hisilicon.com, john.garry2@mail.dcu.ie,
	linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/3] hisi_sas: some CQ processing fixes
Date: Wed, 4 Jan 2017 10:14:53 +0800	[thread overview]
Message-ID: <52fd4c87-a1e7-8a7e-835c-03297f7b1737@linaro.org> (raw)
In-Reply-To: <1483446290-185084-1-git-send-email-john.garry@huawei.com>

On 2017/1/3 20:24, John Garry wrote:
> This patchset fixes some issues related to servicing of the
> completion queue interrupt.
> The major fix is that sensitive hisi_hba structures need to be
> locked when free'ing a slot.
> Another modification is that the v2 hw completion queue irq is
> now serviced with a tasklet, as too much work was being done in
> the ISR.

Tested on v2 based sas hardware and the crashes are gone,

Tested-by: Hanjun Guo <hanjun.guo@linaro.org>

Thanks
Hanjun

  parent reply	other threads:[~2017-01-04  2:22 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-03 12:24 [PATCH 0/3] hisi_sas: some CQ processing fixes John Garry
2017-01-03 12:24 ` [PATCH 1/3] scsi: hisi_sas: service v2 hw CQ ISR with tasklet John Garry
2017-01-04  1:18   ` zhangfei
2017-01-03 12:24 ` [PATCH 2/3] scsi: hisi_sas: lock sensitive regions when servicing CQ interrupt John Garry
2017-01-04  1:19   ` zhangfei
2017-01-03 12:24 ` [PATCH 3/3] scsi: hisi_sas: lock sensitive region in hisi_sas_slot_abort() John Garry
2017-01-04  1:20   ` zhangfei
2017-01-04  2:14 ` Hanjun Guo [this message]
2017-01-05 23:22 ` [PATCH 0/3] hisi_sas: some CQ processing fixes Martin K. Petersen

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