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From: "Iremonger, Bernard" <bernard.iremonger@intel.com>
To: Thomas Monjalon <thomas.monjalon@6wind.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>,
	"Shah, Rahul R" <rahul.r.shah@intel.com>,
	"Lu, Wenzhuo" <wenzhuo.lu@intel.com>,
	"az5157@att.com" <az5157@att.com>,
	"jerin.jacob@caviumnetworks.com" <jerin.jacob@caviumnetworks.com>
Subject: Re: [dpdk-dev] [PATCH v5 01/13] librte_ether: modify internal callback function
Date: Thu, 6 Oct 2016 15:32:35 +0000	[thread overview]
Message-ID: <8CEF83825BEC744B83065625E567D7C21A08F8EF@IRSMSX108.ger.corp.intel.com> (raw)
In-Reply-To: <1884200.vdWHEKFaxn@xps13>

Hi Thomas,

<snip>

> > > Subject: Re: [dpdk-dev] [PATCH v5 01/13] librte_ether: modify
> > > internal callback function
> > >
> > > 2016-10-06 12:26, Bernard Iremonger:
> > > >  void
> > > >  _rte_eth_dev_callback_process(struct rte_eth_dev *dev,
> > > > -	enum rte_eth_event_type event)
> > > > +	enum rte_eth_event_type event, void *param)
> > >
> > > You need to squash the patches updating the calls to this function.
> > > Otherwise, this patch does not compile.
> >
> > I will have to squash everything into one patch, separate patches will not
> compile.
> 
> No you can keep a separate patch for the VF event in ixgbe.

I have 4 patches at present

librte_ether
net/ixgbe
drivers/net
app/test

Would this be acceptable or do you just want  everything squashed into librte_ether except for net/ixgbe?
 
 
> > > [...]
> > > > +		if (param != NULL)
> > > > +			dev_cb.cb_arg = (void *) param;
> > >
> > > You are overriding the user parameter.
> >
> > Yes, we want to update the user parameter for the
> > RTE_ETH_EVENT_VF_MBOX

I have renamed param to cb_arg to make it clearer what is happening.


> > > As it is only for a new event, it can be described in the register
> > > API that the user param won't be returned for this event.
> >
> > I will add a description in the rte_eth_dev_callback_register  function.
> >
> > > But a better design would be to add a new parameter to the callback.
> > > However it will be an API breakage.
> >
> > I do not want to break the ABI at this point.
> 
> Yes, but it can be considered for a later change.

Yes, ok
 
> > > > +	RTE_ETH_EVENT_VF_MBOX,  /**< PF mailbox processing callback */
> > >
> > > Sorry I do not parse well this line.
> > > The event name is VF_MBOX and the comment is about the callback
> > > processing this event on PF side?
> > > I would suggest this kind of comment: "message from VF received by PF"
> >
> > Ok.
> >
> > >
> > > [...]
> > > >   *  Pointer to struct rte_eth_dev.
> > > >   * @param event
> > > >   *  Eth device interrupt event type.
> > > > + * @param param
> > > > + *  Parameter to pass back to user application.
> > > > + *  Allows the user application to decide if a particular
> > > > + function
> > > > + *  is permitted.
> > >
> > > In a more generic case, the parameter gives some details about the
> event.
> 
> Please consider a rewording here, thanks.
 
I have reworded here, I hope it is clearer.

Regards,

Bernard.

  reply	other threads:[~2016-10-06 15:33 UTC|newest]

Thread overview: 64+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-30 15:45 [dpdk-dev] [PATCH v3 0/2] add callbacks for VF management Bernard Iremonger
2016-09-30 15:45 ` [dpdk-dev] [PATCH v3 1/2] librte_ether: add internal callback functions Bernard Iremonger
2016-10-02  9:12   ` Stephen Hemminger
2016-10-03 15:29     ` Iremonger, Bernard
2016-09-30 15:45 ` [dpdk-dev] [PATCH v3 2/2] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger
2016-10-04 14:52 ` [dpdk-dev] [PATCH v4 0/2] add callbacks for VF management Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 00/13] modify callback " Bernard Iremonger
2016-10-06 16:48     ` [dpdk-dev] [PATCH v6 0/2] " Bernard Iremonger
2016-10-07 16:46       ` [dpdk-dev] [PATCH v7 " Bernard Iremonger
2016-10-07 22:52         ` Thomas Monjalon
2016-10-10 14:34         ` [dpdk-dev] [PATCH v8 " Bernard Iremonger
2016-10-14  0:07           ` Thomas Monjalon
2016-10-10 14:34         ` [dpdk-dev] [PATCH v8 1/2] librte_ether: modify internal callback function Bernard Iremonger
2016-10-10 14:34         ` [dpdk-dev] [PATCH v8 2/2] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger
2016-10-12 15:03         ` [dpdk-dev] [PATCH v8 0/2] add API's for VF management Bernard Iremonger
2016-10-12 17:54           ` [dpdk-dev] [PATCH v9 " Bernard Iremonger
2016-10-13 13:47             ` Bruce Richardson
2016-10-12 17:54           ` [dpdk-dev] [PATCH v9 1/2] net/ixgbe: " Bernard Iremonger
2016-10-12 17:54           ` [dpdk-dev] [PATCH v9 2/2] app/test_pmd: add tests for new API's Bernard Iremonger
2016-10-12 15:03         ` [dpdk-dev] [PATCH v8 1/2] net/ixgbe: add API's for VF management Bernard Iremonger
2016-10-12 15:03         ` [dpdk-dev] [PATCH v8 2/2] app/test_pmd: add tests for new API's Bernard Iremonger
2016-10-12 15:11           ` Thomas Monjalon
2016-10-12 15:27             ` Iremonger, Bernard
2016-10-12 15:36               ` Thomas Monjalon
2016-10-12 15:48                 ` Iremonger, Bernard
2016-10-12 16:06                   ` Thomas Monjalon
2016-10-12 16:21                     ` Iremonger, Bernard
2016-10-12 16:31                       ` Thomas Monjalon
2016-10-12 16:50                         ` Iremonger, Bernard
2016-10-12 17:20                           ` Iremonger, Bernard
2016-10-07 16:46       ` [dpdk-dev] [PATCH v7 1/2] librte_ether: modify internal callback function Bernard Iremonger
2016-10-07 16:46       ` [dpdk-dev] [PATCH v7 2/2] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger
2016-10-07 22:44         ` Thomas Monjalon
2016-10-10 14:31           ` Iremonger, Bernard
2016-10-06 16:48     ` [dpdk-dev] [PATCH v6 1/2] librte_ether: modify internal callback function Bernard Iremonger
2016-10-07 12:29       ` Thomas Monjalon
2016-10-07 16:57         ` Iremonger, Bernard
2016-10-06 16:48     ` [dpdk-dev] [PATCH v6 2/2] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger
2016-10-07 12:14       ` Thomas Monjalon
2016-10-07 12:19         ` Iremonger, Bernard
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 01/13] librte_ether: modify internal callback function Bernard Iremonger
2016-10-06 12:56     ` Thomas Monjalon
2016-10-06 14:33       ` Iremonger, Bernard
2016-10-06 14:56         ` Thomas Monjalon
2016-10-06 15:32           ` Iremonger, Bernard [this message]
2016-10-06 15:41             ` Thomas Monjalon
2016-10-06 15:45               ` Iremonger, Bernard
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 02/13] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 03/13] app/test: add parameter to callback process function Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 04/13] net/bonding: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 05/13] net/e1000: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 06/13] net/i40e: update call " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 07/13] net/mlx4: add parameter " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 08/13] net/mlx5: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 09/13] net/nfp: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 10/13] net/thunderx: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 11/13] net/vhost: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 12/13] net/virtio: " Bernard Iremonger
2016-10-06 11:26   ` [dpdk-dev] [PATCH v5 13/13] net/enic: " Bernard Iremonger
2016-10-04 14:52 ` [dpdk-dev] [PATCH v4 1/2] librte_ether: add internal callback functions Bernard Iremonger
2016-10-05 16:10   ` Thomas Monjalon
2016-10-05 17:04     ` Iremonger, Bernard
2016-10-05 17:19       ` Thomas Monjalon
2016-10-04 14:52 ` [dpdk-dev] [PATCH v4 2/2] net/ixgbe: add callback to user app on VF to PF mbox msg Bernard Iremonger

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