From: Can Guo <cang@codeaurora.org>
To: daejun7.park@samsung.com
Cc: Greg KH <gregkh@linuxfoundation.org>,
avri.altman@wdc.com, jejb@linux.ibm.com,
martin.petersen@oracle.com, asutoshd@codeaurora.org,
stanley.chu@mediatek.com, bvanassche@acm.org, huobean@gmail.com,
ALIM AKHTAR <alim.akhtar@samsung.com>,
linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org,
JinHwan Park <jh.i.park@samsung.com>,
Javier Gonzalez <javier.gonz@samsung.com>,
Sung-Jun Park <sungjun07.park@samsung.com>,
Jinyoung CHOI <j-young.choi@samsung.com>,
Dukhyun Kwon <d_hyun.kwon@samsung.com>,
Keoseong Park <keosung.park@samsung.com>,
Jaemyung Lee <jaemyung.lee@samsung.com>,
Jieon Seol <jieon.seol@samsung.com>
Subject: Re: [PATCH v32 4/4] scsi: ufs: Add HPB 2.0 support
Date: Wed, 31 Mar 2021 11:21:46 +0800 [thread overview]
Message-ID: <0c05e460470d2b9f5aebd9b6935ef42d@codeaurora.org> (raw)
In-Reply-To: <20210331011839epcms2p45d3d059fcd9e85a548014a79c3f388bc@epcms2p4>
On 2021-03-31 09:18, Daejun Park wrote:
> This patch supports the HPB 2.0.
>
> The HPB 2.0 supports read of varying sizes from 4KB to 512KB.
> In the case of Read (<= 32KB) is supported as single HPB read.
> In the case of Read (36KB ~ 512KB) is supported by as a combination of
> write buffer command and HPB read command to deliver more PPN.
> The write buffer commands may not be issued immediately due to busy
> tags.
> To use HPB read more aggressively, the driver can requeue the write
> buffer
> command. The requeue threshold is implemented as timeout and can be
> modified with requeue_timeout_ms entry in sysfs.
>
> Reviewed-by: Can Guo <cang@codeaurora.org>
> Reviewed-by: Bean Huo <beanhuo@micron.com>
> Signed-off-by: Daejun Park <daejun7.park@samsung.com>
> ---
Please allow me a few more days in April to have this whole series
tested one more time.
Thanks,
Can Guo.
next prev parent reply other threads:[~2021-03-31 3:22 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20210331011526epcms2p37684869a9781d1eb45bfcbfe9babd217@epcms2p3>
2021-03-31 1:15 ` [PATCH v32 0/4] scsi: ufs: Add Host Performance Booster Support Daejun Park
2021-03-31 1:16 ` [PATCH v32 1/4] scsi: ufs: Introduce HPB feature Daejun Park
2021-03-31 1:16 ` [PATCH v32 2/4] scsi: ufs: L2P map management for HPB read Daejun Park
2021-03-31 1:17 ` [PATCH v32 3/4] scsi: ufs: Prepare HPB read for cached sub-region Daejun Park
2021-03-31 1:18 ` [PATCH v32 4/4] scsi: ufs: Add HPB 2.0 support Daejun Park
2021-03-31 3:21 ` Can Guo [this message]
2021-04-14 9:06 ` Avri Altman
2021-04-19 7:19 ` Avri Altman
2021-04-20 14:25 ` Avri Altman
2021-04-21 14:13 ` Avri Altman
2021-04-28 0:37 ` Daejun Park
2021-03-31 19:40 ` [PATCH v32 0/4] scsi: ufs: Add Host Performance Booster Support Bean Huo
2021-04-06 17:21 ` Javier Gonzalez
2021-04-26 2:36 ` Can Guo
2021-04-26 2:48 ` Daejun Park
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