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From: Thomas Monjalon <thomas@monjalon.net>
To: Kalesh Anakkur Purayil <kalesh-anakkur.purayil@broadcom.com>
Cc: dev@dpdk.org, ferruh.yigit@intel.com, declan.doherty@intel.com,
	arybchenko@solarflare.com
Subject: Re: [dpdk-dev] [RFC PATCH 1/3] librte_ethdev: support device recovery event
Date: Thu, 12 Mar 2020 08:29:26 +0100
Message-ID: <7201091.lvqk35OSZv@xps> (raw)
In-Reply-To: <CAH-L+nOj5qM-Go6k2KzmgtvR0GQCo_o=tnbtigWc7sg1orpYRg@mail.gmail.com>

12/03/2020 04:31, Kalesh Anakkur Purayil:
> On Wed, Mar 11, 2020 at 6:50 PM Thomas Monjalon <thomas@monjalon.net> wrote:
> > 22/01/2020 11:16, Kalesh A P:
> > > From: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
> > >
> > > Adding support for recovery event in rte_eth_event framework.
> > > FW error and FW reset conditions would be managed by PMD.
> > > In such cases, PMD would need recovery events to notify application
> > > about PMD has recovered from FW reset or FW error.
> > >
> > > Signed-off-by: Kalesh AP <kalesh-anakkur.purayil@broadcom.com>
> > > Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
> > > Reviewed-by: Somnath Kotur <somnath.kotur@broadcom.com>
> > > ---
> > > --- a/lib/librte_ethdev/rte_ethdev.h
> > > +++ b/lib/librte_ethdev/rte_ethdev.h
> > > @@ -3015,6 +3015,7 @@ enum rte_eth_event_type {
> > >       RTE_ETH_EVENT_NEW,      /**< port is probed */
> > >       RTE_ETH_EVENT_DESTROY,  /**< port is released */
> > >       RTE_ETH_EVENT_IPSEC,    /**< IPsec offload related event */
> > > +     RTE_ETH_EVENT_RECOVERED, /**< port recovered from an error */
> >
> > What the application is supposed to do when receiving such event?
> >
> [Kalesh]:  RTE_ETH_EVENT_RECOVERED event is an indication to the
> application that PMD has recovered from the reset and is functional
> again(i.e control path and data path is up again). On receiving this event
> from PMD, application has to re-create any flow rules created prior to the
> reset.

How the application knows that flow rules were resetted?
Is there any other configuration resetted?
These informations must be explicit in the doxygen comments.



  reply	other threads:[~2020-03-12  7:29 UTC|newest]

Thread overview: 48+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-22 10:16 [dpdk-dev] [RFC PATCH 0/3] librte_ethdev: error recovery support Kalesh A P
2020-01-22 10:16 ` [dpdk-dev] [RFC PATCH 1/3] librte_ethdev: support device recovery event Kalesh A P
2020-03-11 13:20   ` Thomas Monjalon
2020-03-12  3:31     ` Kalesh Anakkur Purayil
2020-03-12  7:29       ` Thomas Monjalon [this message]
2020-01-22 10:16 ` [dpdk-dev] [RFC PATCH 2/3] net/bnxt: notify applications about device reset Kalesh A P
2020-01-22 10:16 ` [dpdk-dev] [RFC PATCH 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-03-11 13:19 ` [dpdk-dev] [RFC PATCH 0/3] librte_ethdev: error recovery support Thomas Monjalon
2020-03-12  3:25   ` Kalesh Anakkur Purayil
2020-03-12  7:34     ` Thomas Monjalon
2020-07-03 16:12       ` Ferruh Yigit
2020-09-30  7:03 ` [dpdk-dev] [RFC V2 " Kalesh A P
2020-09-30  7:03   ` [dpdk-dev] [RFC V2 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-09-30  7:03   ` [dpdk-dev] [RFC V2 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-09-30  7:03   ` [dpdk-dev] [RFC V2 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-09-30  7:07 ` [dpdk-dev] [RFC PATCH v2 0/3] librte_ethdev: error recovery support Kalesh A P
2020-09-30  7:07   ` [dpdk-dev] [RFC PATCH v2 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-09-30  7:07   ` [dpdk-dev] [RFC PATCH v2 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-09-30  7:07   ` [dpdk-dev] [RFC PATCH v2 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-09-30  7:12 ` [dpdk-dev] [RFC PATCH v3 0/3] librte_ethdev: error recovery support Kalesh A P
2020-09-30  7:12   ` [dpdk-dev] [RFC PATCH v3 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-09-30  7:50     ` Thomas Monjalon
2020-09-30  8:35       ` Kalesh Anakkur Purayil
2020-09-30  9:31         ` Thomas Monjalon
2020-09-30  7:12   ` [dpdk-dev] [RFC PATCH v3 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-09-30  7:12   ` [dpdk-dev] [RFC PATCH v3 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-10-08 10:53     ` Asaf Penso
2020-09-30 12:33 ` [dpdk-dev] [RFC PATCH v4 0/3] librte_ethdev: error recovery support Kalesh A P
2020-09-30 12:33   ` [dpdk-dev] [RFC PATCH v4 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-09-30 12:33   ` [dpdk-dev] [RFC PATCH v4 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-09-30 12:33   ` [dpdk-dev] [RFC PATCH v4 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-10-06 17:25     ` Ophir Munk
2020-10-07  4:46       ` Kalesh Anakkur Purayil
2020-10-07  8:36         ` Ophir Munk
2020-10-07  9:37         ` Ferruh Yigit
2020-10-07 18:42           ` Ajit Khaparde
2020-10-07 16:49 ` [dpdk-dev] [PATCH v5 0/3] librte_ethdev: error recovery support Kalesh A P
2020-10-07 16:49   ` [dpdk-dev] [PATCH v5 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-10-08 10:49     ` Asaf Penso
2020-10-07 16:49   ` [dpdk-dev] [PATCH v5 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-10-07 16:49   ` [dpdk-dev] [PATCH v5 3/3] app/testpmd: handle device recovery event Kalesh A P
2020-10-09  3:48 ` [dpdk-dev] [PATCH v6 0/3] librte_ethdev: error recovery support Kalesh A P
2020-10-09  3:48   ` [dpdk-dev] [PATCH v6 1/3] ethdev: support device reset and recovery events Kalesh A P
2020-10-11 21:29     ` Thomas Monjalon
2020-10-12  8:09       ` Andrew Rybchenko
2021-02-18 15:32         ` Ferruh Yigit
2020-10-09  3:48   ` [dpdk-dev] [PATCH v6 2/3] net/bnxt: notify applications about device reset/recovery Kalesh A P
2020-10-09  3:48   ` [dpdk-dev] [PATCH v6 3/3] app/testpmd: handle device recovery event Kalesh A P

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