[1/2] eventdev/eth_tx: add spinlock for adapter start/stop
Checks
Commit Message
add spinlock protection for tx adapter stop and start APIs
add null check for tx adapter service pointer in adapter start/stop apis.
Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
Cc: stable@dpdk.org
Signed-off-by: Naga Harish K S V <s.v.naga.harish.k@intel.com>
---
lib/eventdev/rte_event_eth_tx_adapter.c | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
Comments
> -----Original Message-----
> From: Naga Harish K, S V <s.v.naga.harish.k@intel.com>
> Sent: Tuesday, July 26, 2022 9:52 AM
> To: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>; jerinj@marvell.com
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: [PATCH 1/2] eventdev/eth_tx: add spinlock for adapter start/stop
>
> add spinlock protection for tx adapter stop and start APIs
> add null check for tx adapter service pointer in adapter start/stop apis.
>
> Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
> Cc: stable@dpdk.org
>
> Signed-off-by: Naga Harish K S V <s.v.naga.harish.k@intel.com>
> ---
> lib/eventdev/rte_event_eth_tx_adapter.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/lib/eventdev/rte_event_eth_tx_adapter.c b/lib/eventdev/rte_event_eth_tx_adapter.c
> index a237e8edba..3251dad61f 100644
> --- a/lib/eventdev/rte_event_eth_tx_adapter.c
> +++ b/lib/eventdev/rte_event_eth_tx_adapter.c
> @@ -44,7 +44,7 @@
> #define RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, retval) \
> do { \
> if (!txa_valid_id(id)) { \
> - RTE_EDEV_LOG_ERR("Invalid eth Rx adapter id = %d", id); \
> + RTE_EDEV_LOG_ERR("Invalid eth Tx adapter id = %d", id); \
> return retval; \
> } \
> } while (0)
> @@ -468,10 +468,13 @@ txa_service_ctrl(uint8_t id, int start)
> struct txa_service_data *txa;
>
> txa = txa_service_id_to_data(id);
> - if (txa->service_id == TXA_INVALID_SERVICE_ID)
> + if (txa == NULL || txa->service_id == TXA_INVALID_SERVICE_ID)
> return 0;
>
> + rte_spinlock_lock(&txa->tx_lock);
> ret = rte_service_runstate_set(txa->service_id, start);
> + rte_spinlock_unlock(&txa->tx_lock);
> +
> if (ret == 0 && !start) {
> while (rte_service_may_be_active(txa->service_id))
> rte_pause();
> --
> 2.23.0
There are three different changes in this patch. But since they are quite small, it should be ok.
Acked-by: Jay Jayatheerthan <jay.jayatheerthan@intel.com>
Hi Jerin,
This patch set is acked by maintainers.
Please review and do the needful.
-Harish
> -----Original Message-----
> From: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>
> Sent: Monday, August 1, 2022 12:23 PM
> To: Naga Harish K, S V <s.v.naga.harish.k@intel.com>; jerinj@marvell.com
> Cc: dev@dpdk.org; stable@dpdk.org
> Subject: RE: [PATCH 1/2] eventdev/eth_tx: add spinlock for adapter
> start/stop
>
> > -----Original Message-----
> > From: Naga Harish K, S V <s.v.naga.harish.k@intel.com>
> > Sent: Tuesday, July 26, 2022 9:52 AM
> > To: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>;
> > jerinj@marvell.com
> > Cc: dev@dpdk.org; stable@dpdk.org
> > Subject: [PATCH 1/2] eventdev/eth_tx: add spinlock for adapter
> > start/stop
> >
> > add spinlock protection for tx adapter stop and start APIs add null
> > check for tx adapter service pointer in adapter start/stop apis.
> >
> > Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
> > Cc: stable@dpdk.org
> >
> > Signed-off-by: Naga Harish K S V <s.v.naga.harish.k@intel.com>
> > ---
> > lib/eventdev/rte_event_eth_tx_adapter.c | 7 +++++--
> > 1 file changed, 5 insertions(+), 2 deletions(-)
> >
> > diff --git a/lib/eventdev/rte_event_eth_tx_adapter.c
> > b/lib/eventdev/rte_event_eth_tx_adapter.c
> > index a237e8edba..3251dad61f 100644
> > --- a/lib/eventdev/rte_event_eth_tx_adapter.c
> > +++ b/lib/eventdev/rte_event_eth_tx_adapter.c
> > @@ -44,7 +44,7 @@
> > #define RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, retval)
> \
> > do { \
> > if (!txa_valid_id(id)) { \
> > - RTE_EDEV_LOG_ERR("Invalid eth Rx adapter id = %d", id); \
> > + RTE_EDEV_LOG_ERR("Invalid eth Tx adapter id = %d", id); \
> > return retval; \
> > } \
> > } while (0)
> > @@ -468,10 +468,13 @@ txa_service_ctrl(uint8_t id, int start)
> > struct txa_service_data *txa;
> >
> > txa = txa_service_id_to_data(id);
> > - if (txa->service_id == TXA_INVALID_SERVICE_ID)
> > + if (txa == NULL || txa->service_id == TXA_INVALID_SERVICE_ID)
> > return 0;
> >
> > + rte_spinlock_lock(&txa->tx_lock);
> > ret = rte_service_runstate_set(txa->service_id, start);
> > + rte_spinlock_unlock(&txa->tx_lock);
> > +
> > if (ret == 0 && !start) {
> > while (rte_service_may_be_active(txa->service_id))
> > rte_pause();
> > --
> > 2.23.0
>
> There are three different changes in this patch. But since they are quite
> small, it should be ok.
>
> Acked-by: Jay Jayatheerthan <jay.jayatheerthan@intel.com>
On Fri, Sep 9, 2022 at 11:09 AM Naga Harish K, S V
<s.v.naga.harish.k@intel.com> wrote:
>
> Hi Jerin,
> This patch set is acked by maintainers.
> Please review and do the needful.
Series applied to dpdk-next-net-eventdev/for-main. Thanks
>
> -Harish
>
> > -----Original Message-----
> > From: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>
> > Sent: Monday, August 1, 2022 12:23 PM
> > To: Naga Harish K, S V <s.v.naga.harish.k@intel.com>; jerinj@marvell.com
> > Cc: dev@dpdk.org; stable@dpdk.org
> > Subject: RE: [PATCH 1/2] eventdev/eth_tx: add spinlock for adapter
> > start/stop
> >
> > > -----Original Message-----
> > > From: Naga Harish K, S V <s.v.naga.harish.k@intel.com>
> > > Sent: Tuesday, July 26, 2022 9:52 AM
> > > To: Jayatheerthan, Jay <jay.jayatheerthan@intel.com>;
> > > jerinj@marvell.com
> > > Cc: dev@dpdk.org; stable@dpdk.org
> > > Subject: [PATCH 1/2] eventdev/eth_tx: add spinlock for adapter
> > > start/stop
> > >
> > > add spinlock protection for tx adapter stop and start APIs add null
> > > check for tx adapter service pointer in adapter start/stop apis.
> > >
> > > Fixes: a3bbf2e09756 ("eventdev: add eth Tx adapter implementation")
> > > Cc: stable@dpdk.org
> > >
> > > Signed-off-by: Naga Harish K S V <s.v.naga.harish.k@intel.com>
> > > ---
> > > lib/eventdev/rte_event_eth_tx_adapter.c | 7 +++++--
> > > 1 file changed, 5 insertions(+), 2 deletions(-)
> > >
> > > diff --git a/lib/eventdev/rte_event_eth_tx_adapter.c
> > > b/lib/eventdev/rte_event_eth_tx_adapter.c
> > > index a237e8edba..3251dad61f 100644
> > > --- a/lib/eventdev/rte_event_eth_tx_adapter.c
> > > +++ b/lib/eventdev/rte_event_eth_tx_adapter.c
> > > @@ -44,7 +44,7 @@
> > > #define RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, retval)
> > \
> > > do { \
> > > if (!txa_valid_id(id)) { \
> > > - RTE_EDEV_LOG_ERR("Invalid eth Rx adapter id = %d", id); \
> > > + RTE_EDEV_LOG_ERR("Invalid eth Tx adapter id = %d", id); \
> > > return retval; \
> > > } \
> > > } while (0)
> > > @@ -468,10 +468,13 @@ txa_service_ctrl(uint8_t id, int start)
> > > struct txa_service_data *txa;
> > >
> > > txa = txa_service_id_to_data(id);
> > > - if (txa->service_id == TXA_INVALID_SERVICE_ID)
> > > + if (txa == NULL || txa->service_id == TXA_INVALID_SERVICE_ID)
> > > return 0;
> > >
> > > + rte_spinlock_lock(&txa->tx_lock);
> > > ret = rte_service_runstate_set(txa->service_id, start);
> > > + rte_spinlock_unlock(&txa->tx_lock);
> > > +
> > > if (ret == 0 && !start) {
> > > while (rte_service_may_be_active(txa->service_id))
> > > rte_pause();
> > > --
> > > 2.23.0
> >
> > There are three different changes in this patch. But since they are quite
> > small, it should be ok.
> >
> > Acked-by: Jay Jayatheerthan <jay.jayatheerthan@intel.com>
>
@@ -44,7 +44,7 @@
#define RTE_EVENT_ETH_TX_ADAPTER_ID_VALID_OR_ERR_RET(id, retval) \
do { \
if (!txa_valid_id(id)) { \
- RTE_EDEV_LOG_ERR("Invalid eth Rx adapter id = %d", id); \
+ RTE_EDEV_LOG_ERR("Invalid eth Tx adapter id = %d", id); \
return retval; \
} \
} while (0)
@@ -468,10 +468,13 @@ txa_service_ctrl(uint8_t id, int start)
struct txa_service_data *txa;
txa = txa_service_id_to_data(id);
- if (txa->service_id == TXA_INVALID_SERVICE_ID)
+ if (txa == NULL || txa->service_id == TXA_INVALID_SERVICE_ID)
return 0;
+ rte_spinlock_lock(&txa->tx_lock);
ret = rte_service_runstate_set(txa->service_id, start);
+ rte_spinlock_unlock(&txa->tx_lock);
+
if (ret == 0 && !start) {
while (rte_service_may_be_active(txa->service_id))
rte_pause();