From: John Garry <john.g.garry@oracle.com>
To: Xingui Yang <yangxingui@huawei.com>,
liyihang9@huawei.com, yanaijie@huawei.com
Cc: jejb@linux.ibm.com, martin.petersen@oracle.com,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
linuxarm@huawei.com, prime.zeng@huawei.com,
liuyonglong@huawei.com, kangfenglong@huawei.com,
liyangyang20@huawei.com, f.fangjian@huawei.com,
xiabing14@h-partners.com
Subject: Re: [PATCH v3 1/3] scsi: hisi_sas: Enable force phy when SATA disk directly connected
Date: Thu, 20 Feb 2025 17:35:38 +0000 [thread overview]
Message-ID: <4bf89b6c-8730-4ae8-8b26-770b2aab2c13@oracle.com> (raw)
In-Reply-To: <20250220130546.2289555-2-yangxingui@huawei.com>
On 20/02/2025 13:05, Xingui Yang wrote:
-john.garry@huawei.com (this has not worked in over 2 years ...)
> the SAS controller determines the disk to which I/Os are delivered based
> on the port id in the DQ entry when SATA disk directly connected.
>
> When many phys were disconnected immediately and connected again during
> I/O sending and port id of phys were changed and used by other link, I/O
> may be sent to incorrect disk and data inconsistency on the SATA disk may
So is the disk reported gone (from libsas point-of-view) after you
unplug? If not, why not?
Thanks,
John
next prev parent reply other threads:[~2025-02-20 17:36 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-02-20 13:05 [PATCH v3 0/3] scsi: hisi_sas: Fixed IO error caused by port id not updated Xingui Yang
2025-02-20 13:05 ` [PATCH v3 1/3] scsi: hisi_sas: Enable force phy when SATA disk directly connected Xingui Yang
2025-02-20 17:35 ` John Garry [this message]
2025-02-21 1:59 ` yangxingui
2025-02-24 8:29 ` John Garry
2025-02-24 9:36 ` yangxingui
2025-02-24 12:21 ` John Garry
2025-02-24 13:12 ` yangxingui
2025-02-24 17:34 ` John Garry
2025-02-25 1:48 ` yangxingui
2025-02-25 8:19 ` John Garry
2025-02-25 9:35 ` yangxingui
2025-02-26 8:57 ` John Garry
2025-02-27 8:33 ` yangxingui
2025-03-04 9:48 ` John Garry
2025-03-05 8:16 ` yangxingui
2025-03-05 16:15 ` John Garry
2025-03-06 1:44 ` yangxingui
2025-03-10 13:09 ` yangxingui
2025-03-10 17:45 ` John Garry
2025-03-11 1:53 ` yangxingui
2025-03-12 9:44 ` yangxingui
2025-03-12 11:19 ` John Garry
2025-02-20 13:05 ` [PATCH v3 2/3] scsi: libsas: Move sas_put_device() to libsas.h Xingui Yang
2025-02-21 2:36 ` Jason Yan
2025-02-20 13:05 ` [PATCH v3 3/3] scsi: hisi_sas: Fixed IO error caused by port id not updated Xingui Yang
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