From: Damien Le Moal <Damien.LeMoal@wdc.com>
To: Hannes Reinecke <hare@suse.de>,
"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
Jens Axboe <axboe@kernel.dk>,
"linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
"Martin K . Petersen" <martin.petersen@oracle.com>,
"linux-ide@vger.kernel.org" <linux-ide@vger.kernel.org>
Subject: Re: [PATCH 3/4] libata: support concurrent positioning ranges log
Date: Thu, 22 Jul 2021 23:27:04 +0000 [thread overview]
Message-ID: <DM6PR04MB708194880D37C9E52C2AAA9BE7E49@DM6PR04MB7081.namprd04.prod.outlook.com> (raw)
In-Reply-To: a53b07da-f012-ccfe-05a9-88a79abe6721@suse.de
On 2021/07/23 2:34, Hannes Reinecke wrote:
> On 7/21/21 12:42 PM, Damien Le Moal wrote:
>> Add support to discover if an ATA device supports the Concurrent
>> Positioning Ranges Log (address 0x47), indicating that the device is
>> capable of seeking to multiple different locations in parallel using
>> multiple actuators serving different LBA ranges.
>>
>> Also add support to translate the concurrent positioning ranges log
>> into its equivalent Concurrent Positioning Ranges VPD page B9h in
>> libata-scsi.c.
>>
>> The format of the Concurrent Positioning Ranges Log is defined in ACS-5
>> r9.
>>
>> Signed-off-by: Damien Le Moal <damien.lemoal@wdc.com>
>> ---
>> drivers/ata/libata-core.c | 57 +++++++++++++++++++++++++++++++++++++++
>> drivers/ata/libata-scsi.c | 46 ++++++++++++++++++++++++-------
>> include/linux/ata.h | 1 +
>> include/linux/libata.h | 11 ++++++++
>> 4 files changed, 106 insertions(+), 9 deletions(-)
>>
> Reviewed-by: Hannes Reinecke <hare@suse.de>
Thanks. But I will change this one, bringing in the misplaced hunk in patch 1.
>
> Cheers,
>
> Hannes
>
--
Damien Le Moal
Western Digital Research
next prev parent reply other threads:[~2021-07-22 23:27 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-21 10:42 [PATCH 0/4] Initial support for multi-actuator HDDs Damien Le Moal
2021-07-21 10:42 ` [PATCH 1/4] block: Add concurrent positioning ranges support Damien Le Moal
2021-07-22 16:11 ` Hannes Reinecke
2021-07-22 23:20 ` Damien Le Moal
2021-07-22 23:59 ` Damien Le Moal
2021-07-21 10:42 ` [PATCH 2/4] scsi: sd: add " Damien Le Moal
2021-07-21 18:01 ` Dan Carpenter
2021-07-22 16:14 ` Hannes Reinecke
2021-07-22 23:26 ` Damien Le Moal
2021-07-21 10:42 ` [PATCH 3/4] libata: support concurrent positioning ranges log Damien Le Moal
2021-07-22 17:34 ` Hannes Reinecke
2021-07-22 23:27 ` Damien Le Moal [this message]
2021-07-21 10:42 ` [PATCH 4/4] doc: document sysfs queue/cranges attributes Damien Le Moal
2021-07-22 15:58 ` [PATCH 0/4] Initial support for multi-actuator HDDs Hannes Reinecke
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