From: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
To: Ferruh Yigit <ferruh.yigit@intel.com>,
Kamil Rytarowski <krytarowski@caviumnetworks.com>, <dev@dpdk.org>
Cc: <zyta.szpak@semihalf.com>, <slawomir.rosek@semihalf.com>,
<rad@semihalf.com>, <jerin.jacob@caviumnetworks.com>,
Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
Subject: Re: [dpdk-dev] [PATCH 07/13] net/thunderx: fix multiprocess support in stats
Date: Thu, 29 Sep 2016 16:35:30 +0200 [thread overview]
Message-ID: <9e05e879-5b3a-e2c9-328d-ed19300bc93d@caviumnetworks.com> (raw)
In-Reply-To: <30b54539-0ccf-65b3-c158-3f55a40a274b@intel.com>
> On 8/26/2016 5:54 PM, Kamil Rytarowski wrote:
>> From: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
>>
>> In case of the multiprocess mode a shared nicvf struct between processes
>> cannot point with the eth_dev pointer to master device, therefore remove it
>> allong with references to it refactoring the code where needed.
>
> Patch subject says fix multiprocess support in stat, but it seems doing
> more than just for stats fix.
>
> Overall eliminates private_data->eht_dev link.
>
> I guess this is because eth_dev->data is shared for primary and
> secondary processes, and this makes impossible to use separate
> private_data for primary and secondaries.
>
> So this patch looks like keeping separate copy of private_data (nic) and
> using eth_dev and nic structs for functions instead of using
> eth_dev->data->private_data.
>
> If above correct, can you please updated patch subject?
>
> Also another approach can be allocating "data" independently and
> overwrite eth_dev->data with this per each process, this also makes
> eth_dev->data->private_data usable for each process.
>
>>
>> Fixes: 7413feee662d ("net/thunderx: add device start/stop and close")
>>
>> Signed-off-by: Maciej Czekaj <maciej.czekaj@caviumnetworks.com>
>> Signed-off-by: Kamil Rytarowski <kamil.rytarowski@caviumnetworks.com>
>> Signed-off-by: Zyta Szpak <zyta.szpak@semihalf.com>
>> Signed-off-by: Slawomir Rosek <slawomir.rosek@semihalf.com>
>> Signed-off-by: Radoslaw Biernacki <rad@semihalf.com>
>> Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
>> ---
>
>
>
Yes, this patch enables multi-process support for primary and secondary
functions by eliminating the pointer from private struct to eth_dev.
Will extend the comment in v2.
next prev parent reply other threads:[~2016-09-29 14:35 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-08-26 16:53 [dpdk-dev] [PATCH 00/13] Add support for secondary queue set in nicvf thunderx driver Kamil Rytarowski
2016-08-26 16:53 ` [dpdk-dev] [PATCH 01/13] net/thunderx: cleanup the driver before adding new features Kamil Rytarowski
2016-09-20 13:48 ` Ferruh Yigit
2016-09-29 14:21 ` Maciej Czekaj
2016-08-26 16:53 ` [dpdk-dev] [PATCH 02/13] net/thunderx: correct transmit checksum handling Kamil Rytarowski
2016-08-26 16:53 ` [dpdk-dev] [PATCH 03/13] net/thunderx/base: add family of functions to store qsets Kamil Rytarowski
2016-08-26 16:53 ` [dpdk-dev] [PATCH 04/13] net/thunderx/base: add secondary queue set support Kamil Rytarowski
2016-09-20 13:48 ` Ferruh Yigit
2016-09-29 14:22 ` Maciej Czekaj
2016-08-26 16:54 ` [dpdk-dev] [PATCH 05/13] net/thunderx: add family of functions to store DPDK qsets Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 06/13] net/thunderx: add secondary queue set in interrupt functions Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 07/13] net/thunderx: fix multiprocess support in stats Kamil Rytarowski
2016-09-20 13:48 ` Ferruh Yigit
2016-09-29 14:35 ` Maciej Czekaj [this message]
2016-08-26 16:54 ` [dpdk-dev] [PATCH 08/13] net/thunderx: add helper utils for secondary qset support Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 09/13] net/thunderx: add secondary qset support in dev stop/close Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 10/13] net/thunderx: add secondary qset support in device start Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 11/13] net/thunderx: add secondary qset support in device configure Kamil Rytarowski
2016-08-26 16:54 ` [dpdk-dev] [PATCH 12/13] net/thunderx: add final bits for secondary queue support Kamil Rytarowski
2016-09-20 13:49 ` Ferruh Yigit
2016-09-29 14:37 ` Maciej Czekaj
2016-08-26 16:54 ` [dpdk-dev] [PATCH 13/13] net/thunderx: document secondary queue set support Kamil Rytarowski
2016-09-26 20:17 ` Mcnamara, John
2016-09-29 14:38 ` Maciej Czekaj
2016-09-12 10:59 ` [dpdk-dev] [PATCH 00/13] Add support for secondary queue set in nicvf thunderx driver Kamil Rytarowski
2016-09-19 12:23 ` Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 00/15] " Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 01/15] net/thunderx: cleanup the driver before adding new features Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 02/15] net/thunderx: correct transmit checksum handling Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 03/15] net/thunderx/base: add family of functions to store qsets Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 04/15] net/thunderx/base: add secondary queue set support Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 05/15] net/thunderx: add family of functions to store DPDK qsets Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 06/15] net/thunderx: add secondary queue set in interrupt functions Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 07/15] net/thunderx: remove problematic private_data->eth_dev link Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 08/15] net/thunderx: add helper utils for secondary qset support Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 09/15] net/thunderx: add secondary qset support in dev stop/close Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 10/15] net/thunderx: add secondary qset support in device start Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 11/15] net/thunderx: add secondary qset support in device configure Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 12/15] net/thunderx: add final bits for secondary queue support Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 13/15] net/thunderx: document secondary queue set support Kamil Rytarowski
2016-09-30 15:12 ` Mcnamara, John
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 14/15] ethdev: Support VFs on the different PCI domains Kamil Rytarowski
2016-10-10 10:19 ` Ferruh Yigit
2016-10-10 13:01 ` Kamil Rytarowski
2016-10-10 13:27 ` Ferruh Yigit
2016-10-11 13:52 ` Kamil Rytarowski
2016-09-30 12:05 ` [dpdk-dev] [PATCH v2 15/15] net/thunderx: Bump driver version to 2.0 Kamil Rytarowski
2016-10-12 15:59 ` [dpdk-dev] [PATCH v2 00/15] Add support for secondary queue set in nicvf thunderx driver Bruce Richardson
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