From: Hannes Reinecke <hare@suse.de>
To: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>,
jejb@kernel.org, hch@infradead.org
Cc: martin.petersen@oracle.com, linux-scsi@vger.kernel.org,
Sathya.Prakash@broadcom.com, kashyap.desai@broadcom.com,
linux-kernel@vger.kernel.org, chaitra.basappa@broadcom.com,
sreekanth.reddy@broadcom.com, linux-nvme@lists.infradead.org
Subject: Re: [PATCH v2 02/13] mpt3sas: Add nvme device support in slave alloc, target alloc and probe
Date: Thu, 3 Aug 2017 08:27:13 +0200 [thread overview]
Message-ID: <5fb13656-0f40-fdc4-8612-ec1bf04cf696@suse.de> (raw)
In-Reply-To: <1500038560-11231-3-git-send-email-suganath-prabu.subramani@broadcom.com>
On 07/14/2017 03:22 PM, Suganath Prabu S wrote:
> 1) Added support for probing pcie device and adding NVMe drives to
> SML and driver's internal list pcie_device_list.
>
> 2) Added support for determing NVMe as boot device.
>
> 3) Added nvme device support for call back functions scan_finished
> target_alloc,slave_alloc,target destroy and slave destroy.
>
> a) During scan, pcie devices are probed and added to SML to drivers
> internal list.
>
> b) target_alloc & slave alloc API's allocates resources for
> (MPT3SAS_TARGET & MPT3SAS_DEVICE) private datas and holds
> information like handle, target_id etc.
>
> c) slave_destroy & target_destroy are called when driver unregisters
> or removes device. Also frees allocated resources and info.
>
> Signed-off-by: Chaitra P B <chaitra.basappa@broadcom.com>
> Signed-off-by: Suganath Prabu S <suganath-prabu.subramani@broadcom.com>
> ---
> drivers/scsi/mpt3sas/mpt3sas_base.h | 110 ++++++++-
> drivers/scsi/mpt3sas/mpt3sas_scsih.c | 431 +++++++++++++++++++++++++++++++---
> 2 files changed, 507 insertions(+), 34 deletions(-)
>
Have you considered using 'scan_start()/scan_finished()' SCSI midlayer
callbacks here?
Seeing that you are enumerating the devices internally already that
should give you better control about the scanning process.
Cheers,
Hannes
--
Dr. Hannes Reinecke Teamlead Storage & Networking
hare@suse.de +49 911 74053 688
SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: F. Imendörffer, J. Smithard, J. Guild, D. Upmanyu, G. Norton
HRB 21284 (AG Nürnberg)
next prev parent reply other threads:[~2017-08-03 6:27 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-14 13:22 [PATCH v2 00/13] mpt3sas driver NVMe support: Suganath Prabu S
2017-07-14 13:22 ` [PATCH v2 01/13] mpt3sas: Update MPI Header Suganath Prabu S
2017-08-03 6:24 ` Hannes Reinecke
2017-08-03 7:55 ` Johannes Thumshirn
2017-08-03 9:34 ` Sreekanth Reddy
2017-07-14 13:22 ` [PATCH v2 02/13] mpt3sas: Add nvme device support in slave alloc, target alloc and probe Suganath Prabu S
2017-08-03 6:27 ` Hannes Reinecke [this message]
2017-08-03 10:09 ` Sreekanth Reddy
2017-07-14 13:22 ` [PATCH v2 03/13] mpt3sas: SGL to PRP Translation for I/Os to NVMe devices Suganath Prabu S
2017-07-27 13:26 ` Martin K. Petersen
2017-07-14 13:22 ` [PATCH v2 04/13] mpt3sas: Added support for nvme encapsulated request message Suganath Prabu S
2017-08-03 6:33 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 05/13] mpt3sas: API 's to support NVMe drive addition to SML Suganath Prabu S
2017-08-03 6:35 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 06/13] mpt3sas: API's to remove nvme drive from sml Suganath Prabu S
2017-08-03 6:36 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 07/13] mpt3sas: Handle NVMe PCIe device related events generated from firmware Suganath Prabu S
2017-08-03 6:38 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 08/13] mpt3sas: Set NVMe device queue depth as 128 Suganath Prabu S
2017-08-03 6:39 ` Hannes Reinecke
2017-08-03 9:52 ` Sreekanth Reddy
2017-07-14 13:22 ` [PATCH v2 09/13] mpt3sas: scan and add nvme device after controller reset Suganath Prabu S
2017-08-03 6:40 ` Hannes Reinecke
2017-08-03 10:19 ` Sreekanth Reddy
2017-07-14 13:22 ` [PATCH v2 10/13] mpt3as: Add-Task-management-debug-info-for-NVMe-drives Suganath Prabu S
2017-08-03 6:43 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 11/13] mpt3sas: NVMe drive support for BTDHMAPPING ioctl command and log info Suganath Prabu S
2017-08-03 6:44 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 12/13] mpt3sas: Fix nvme drives checking for tlr Suganath Prabu S
2017-08-03 6:44 ` Hannes Reinecke
2017-07-14 13:22 ` [PATCH v2 13/13] mpt3sas: Update mpt3sas driver version Suganath Prabu S
2017-08-03 6:45 ` Hannes Reinecke
2017-07-25 5:20 ` [PATCH v2 00/13] mpt3sas driver NVMe support: Suganath Prabu Subramani
2017-08-02 8:14 ` Hannes Reinecke
2017-08-03 6:48 ` Hannes Reinecke
2017-08-05 13:53 ` Christoph Hellwig
2017-08-05 14:42 ` James Bottomley
2017-08-07 13:56 ` Kashyap Desai
2017-08-07 14:18 ` James Bottomley
2017-08-07 14:31 ` Kashyap Desai
2017-08-07 15:45 ` James Bottomley
2017-08-08 4:04 ` Keith Busch
2017-08-08 7:03 ` Sreekanth Reddy
2017-08-08 7:29 ` Keith Busch
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