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From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Reshma Pattan <reshma.pattan@intel.com>
Cc: dev@dpdk.org
Subject: Re: [dpdk-dev] [RFC 1/2] doc: announce ABI change for rte_eth_dev_info structure
Date: Fri, 15 Apr 2016 12:02:43 +0200	[thread overview]
Message-ID: <4440796.rO07sIKd23@xps13> (raw)
In-Reply-To: <1460627077-8207-2-git-send-email-reshma.pattan@intel.com>

2016-04-14 10:44, Reshma Pattan:
> New fields nb_rx_queues and nb_tx_queues will be added to
> rte_eth_dev_info structure.
> Changes to API rte_eth_dev_info_get() will be done to update
> these new fields to rte_eth_dev_info object.
> 
> Signed-off-by:reshma Pattan<reshma.pattan@intel.com>

In general the Signed-off lines are the same as the From: field.
Here it would be:
Signed-off-by: Reshma Pattan <reshma.pattan@intel.com>
(note the spaces and the uppercase)

> --- a/doc/guides/rel_notes/deprecation.rst
> +++ b/doc/guides/rel_notes/deprecation.rst
> @@ -90,3 +90,9 @@ Deprecation Notices
>    a handle, like the way kernel exposes an fd to user for locating a
>    specific file, and to keep all major structures internally, so that
>    we are likely to be free from ABI violations in future.
> +
> +* A librte_ether public structure ``rte_eth_dev_info`` will be changed in 16.07.
> +  The proposed change will add new parameters ``nb_rx_queues``, ``nb_tx_queues``
> +  to the structure. These are the number of queues configured by software.
> +  Modification to definition of ``rte_eth_dev_info_get()`` will be done
> +  to update new parameters to ``rte_eth_dev_info`` object.

It is too late for this announce as it won't appear in the doc downloaded for
version 16.04. So it is obviously rejected.
The question here is: are you allowed to do a small ABI change given that
the ABI will be broken in this version?
I would say there can be some exceptional tolerance.
I have no strong opinion myself but maybe others will have one.

By the way, I have some comments about the patch.

  parent reply	other threads:[~2016-04-15 10:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-04-14  9:44 [dpdk-dev] [RFC 0/2] add new fields to " Reshma Pattan
2016-04-14  9:44 ` [dpdk-dev] [RFC 1/2] doc: announce ABI change for " Reshma Pattan
2016-04-15  9:42   ` Mcnamara, John
2016-04-15 10:02   ` Thomas Monjalon [this message]
2016-04-14  9:44 ` [dpdk-dev] [RFC 2/2] librte_ether: add new fields to rte_eth_dev_info struct Reshma Pattan
2016-04-15  9:42   ` Mcnamara, John
2016-04-15 10:36   ` Thomas Monjalon
2016-04-15 11:32     ` Ananyev, Konstantin

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