All of lore.kernel.org
 help / color / mirror / Atom feed
* [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values
@ 2019-11-21 18:27 pbhagavatula
  2019-11-21 18:27 ` [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event pbhagavatula
  2019-11-26  3:28 ` [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values Jerin Jacob
  0 siblings, 2 replies; 4+ messages in thread
From: pbhagavatula @ 2019-11-21 18:27 UTC (permalink / raw)
  To: jerinj, Marko Kovacevic, Ori Kam, Bruce Richardson, Radu Nicolau,
	Akhil Goyal, Tomasz Kantecki, Sunil Kumar Kori, Pavan Nikhilesh
  Cc: dev

From: Pavan Nikhilesh <pbhagavatula@marvell.com>

Validate `rte_eth_link_get_nowait`, `rte_service_map_lcore_set` and
`rte_eth_dev_info_get` return values.

Coverity issue: 350600
Coverity issue: 350601
Coverity issue: 350602

Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
 examples/l2fwd-event/l2fwd_common.c |  6 +++++-
 examples/l2fwd-event/l2fwd_event.c  |  7 ++++---
 examples/l2fwd-event/main.c         | 10 +++++++++-
 3 files changed, 18 insertions(+), 5 deletions(-)

diff --git a/examples/l2fwd-event/l2fwd_common.c b/examples/l2fwd-event/l2fwd_common.c
index 4ba788550..0c069ec35 100644
--- a/examples/l2fwd-event/l2fwd_common.c
+++ b/examples/l2fwd-event/l2fwd_common.c
@@ -41,7 +41,11 @@ l2fwd_event_init_ports(struct l2fwd_resources *rsrc)
 		/* init port */
 		printf("Initializing port %u... ", port_id);
 		fflush(stdout);
-		rte_eth_dev_info_get(port_id, &dev_info);
+
+		ret = rte_eth_dev_info_get(port_id, &dev_info);
+		if (ret != 0)
+			rte_panic("Error during getting device (port %u) info: %s\n",
+				  port_id, strerror(-ret));
 		if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
 			local_port_conf.txmode.offloads |=
 				DEV_TX_OFFLOAD_MBUF_FAST_FREE;
diff --git a/examples/l2fwd-event/l2fwd_event.c b/examples/l2fwd-event/l2fwd_event.c
index c7782cbc5..0379c580d 100644
--- a/examples/l2fwd-event/l2fwd_event.c
+++ b/examples/l2fwd-event/l2fwd_event.c
@@ -41,8 +41,9 @@ l2fwd_event_service_enable(uint32_t service_id)
 	/* Get the core which has least number of services running. */
 	while (slcore_count--) {
 		/* Reset default mapping */
-		rte_service_map_lcore_set(service_id,
-				slcore_array[slcore_count], 0);
+		if (rte_service_map_lcore_set(service_id,
+					slcore_array[slcore_count], 0) != 0)
+			return -ENOENT;
 		service_count = rte_service_lcore_count_services(
 				slcore_array[slcore_count]);
 		if (service_count < min_service_count) {
@@ -50,7 +51,7 @@ l2fwd_event_service_enable(uint32_t service_id)
 			min_service_count = service_count;
 		}
 	}
-	if (rte_service_map_lcore_set(service_id, slcore, 1))
+	if (rte_service_map_lcore_set(service_id, slcore, 1) != 0)
 		return -ENOENT;
 	rte_service_lcore_start(slcore);
 
diff --git a/examples/l2fwd-event/main.c b/examples/l2fwd-event/main.c
index 142c00e8f..89a6bb9a4 100644
--- a/examples/l2fwd-event/main.c
+++ b/examples/l2fwd-event/main.c
@@ -234,6 +234,7 @@ check_all_ports_link_status(struct l2fwd_resources *rsrc,
 	uint16_t port_id;
 	uint8_t count, all_ports_up, print_flag = 0;
 	struct rte_eth_link link;
+	int ret;
 
 	printf("\nChecking link status...");
 	fflush(stdout);
@@ -247,7 +248,14 @@ check_all_ports_link_status(struct l2fwd_resources *rsrc,
 			if ((port_mask & (1 << port_id)) == 0)
 				continue;
 			memset(&link, 0, sizeof(link));
-			rte_eth_link_get_nowait(port_id, &link);
+			ret = rte_eth_link_get_nowait(port_id, &link);
+			if (ret < 0) {
+				all_ports_up = 0;
+				if (print_flag == 1)
+					printf("Port %u link get failed: %s\n",
+						port_id, rte_strerror(-ret));
+				continue;
+			}
 			/* print link status if flag set */
 			if (print_flag == 1) {
 				if (link.link_status)
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event
  2019-11-21 18:27 [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values pbhagavatula
@ 2019-11-21 18:27 ` pbhagavatula
  2019-11-26  4:36   ` Jerin Jacob
  2019-11-26  3:28 ` [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values Jerin Jacob
  1 sibling, 1 reply; 4+ messages in thread
From: pbhagavatula @ 2019-11-21 18:27 UTC (permalink / raw)
  To: jerinj, Marko Kovacevic, Ori Kam, Bruce Richardson, Radu Nicolau,
	Akhil Goyal, Tomasz Kantecki, Sunil Kumar Kori, Pavan Nikhilesh,
	John McNamara
  Cc: dev

From: Pavan Nikhilesh <pbhagavatula@marvell.com>

Fix incorrect command line argument documented for l2fwd-event.

Bugzilla ID: 367
Bugzilla ID: 368
Fixes: 14d7ea259aeb ("doc: add application usage guide for l2fwd-event")

Reported-by: Vipin Varghese <vipin.varghese@intel.com>
Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>
---
 doc/guides/sample_app_ug/l2_forward_event.rst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/doc/guides/sample_app_ug/l2_forward_event.rst b/doc/guides/sample_app_ug/l2_forward_event.rst
index 52a570b97..8c519c304 100644
--- a/doc/guides/sample_app_ug/l2_forward_event.rst
+++ b/doc/guides/sample_app_ug/l2_forward_event.rst
@@ -103,7 +103,7 @@ scheduler. Following is the sample command:
 
 .. code-block:: console
 
-    ./build/l2fwd-event -l 0-7 -s 0-3 -n 4 ---vdev event_sw0 --q 8 -p ffff --mode=eventdev --eventq-sched=ordered
+    ./build/l2fwd-event -l 0-7 -s 0-3 -n 4 --vdev event_sw0 -- -q 8 -p ffff --mode=eventdev --eventq-sched=ordered
 
 Explanation
 -----------
-- 
2.17.1


^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values
  2019-11-21 18:27 [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values pbhagavatula
  2019-11-21 18:27 ` [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event pbhagavatula
@ 2019-11-26  3:28 ` Jerin Jacob
  1 sibling, 0 replies; 4+ messages in thread
From: Jerin Jacob @ 2019-11-26  3:28 UTC (permalink / raw)
  To: Pavan Nikhilesh
  Cc: Jerin Jacob, Marko Kovacevic, Ori Kam, Bruce Richardson,
	Radu Nicolau, Akhil Goyal, Tomasz Kantecki, Sunil Kumar Kori,
	dpdk-dev

On Fri, Nov 22, 2019 at 3:27 AM <pbhagavatula@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> Validate `rte_eth_link_get_nowait`, `rte_service_map_lcore_set` and
> `rte_eth_dev_info_get` return values.
>
> Coverity issue: 350600
> Coverity issue: 350601
> Coverity issue: 350602
>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>

Applied to dpdk-next-eventdev/master. Thanks.


> ---
>  examples/l2fwd-event/l2fwd_common.c |  6 +++++-
>  examples/l2fwd-event/l2fwd_event.c  |  7 ++++---
>  examples/l2fwd-event/main.c         | 10 +++++++++-
>  3 files changed, 18 insertions(+), 5 deletions(-)
>
> diff --git a/examples/l2fwd-event/l2fwd_common.c b/examples/l2fwd-event/l2fwd_common.c
> index 4ba788550..0c069ec35 100644
> --- a/examples/l2fwd-event/l2fwd_common.c
> +++ b/examples/l2fwd-event/l2fwd_common.c
> @@ -41,7 +41,11 @@ l2fwd_event_init_ports(struct l2fwd_resources *rsrc)
>                 /* init port */
>                 printf("Initializing port %u... ", port_id);
>                 fflush(stdout);
> -               rte_eth_dev_info_get(port_id, &dev_info);
> +
> +               ret = rte_eth_dev_info_get(port_id, &dev_info);
> +               if (ret != 0)
> +                       rte_panic("Error during getting device (port %u) info: %s\n",
> +                                 port_id, strerror(-ret));
>                 if (dev_info.tx_offload_capa & DEV_TX_OFFLOAD_MBUF_FAST_FREE)
>                         local_port_conf.txmode.offloads |=
>                                 DEV_TX_OFFLOAD_MBUF_FAST_FREE;
> diff --git a/examples/l2fwd-event/l2fwd_event.c b/examples/l2fwd-event/l2fwd_event.c
> index c7782cbc5..0379c580d 100644
> --- a/examples/l2fwd-event/l2fwd_event.c
> +++ b/examples/l2fwd-event/l2fwd_event.c
> @@ -41,8 +41,9 @@ l2fwd_event_service_enable(uint32_t service_id)
>         /* Get the core which has least number of services running. */
>         while (slcore_count--) {
>                 /* Reset default mapping */
> -               rte_service_map_lcore_set(service_id,
> -                               slcore_array[slcore_count], 0);
> +               if (rte_service_map_lcore_set(service_id,
> +                                       slcore_array[slcore_count], 0) != 0)
> +                       return -ENOENT;
>                 service_count = rte_service_lcore_count_services(
>                                 slcore_array[slcore_count]);
>                 if (service_count < min_service_count) {
> @@ -50,7 +51,7 @@ l2fwd_event_service_enable(uint32_t service_id)
>                         min_service_count = service_count;
>                 }
>         }
> -       if (rte_service_map_lcore_set(service_id, slcore, 1))
> +       if (rte_service_map_lcore_set(service_id, slcore, 1) != 0)
>                 return -ENOENT;
>         rte_service_lcore_start(slcore);
>
> diff --git a/examples/l2fwd-event/main.c b/examples/l2fwd-event/main.c
> index 142c00e8f..89a6bb9a4 100644
> --- a/examples/l2fwd-event/main.c
> +++ b/examples/l2fwd-event/main.c
> @@ -234,6 +234,7 @@ check_all_ports_link_status(struct l2fwd_resources *rsrc,
>         uint16_t port_id;
>         uint8_t count, all_ports_up, print_flag = 0;
>         struct rte_eth_link link;
> +       int ret;
>
>         printf("\nChecking link status...");
>         fflush(stdout);
> @@ -247,7 +248,14 @@ check_all_ports_link_status(struct l2fwd_resources *rsrc,
>                         if ((port_mask & (1 << port_id)) == 0)
>                                 continue;
>                         memset(&link, 0, sizeof(link));
> -                       rte_eth_link_get_nowait(port_id, &link);
> +                       ret = rte_eth_link_get_nowait(port_id, &link);
> +                       if (ret < 0) {
> +                               all_ports_up = 0;
> +                               if (print_flag == 1)
> +                                       printf("Port %u link get failed: %s\n",
> +                                               port_id, rte_strerror(-ret));
> +                               continue;
> +                       }
>                         /* print link status if flag set */
>                         if (print_flag == 1) {
>                                 if (link.link_status)
> --
> 2.17.1
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event
  2019-11-21 18:27 ` [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event pbhagavatula
@ 2019-11-26  4:36   ` Jerin Jacob
  0 siblings, 0 replies; 4+ messages in thread
From: Jerin Jacob @ 2019-11-26  4:36 UTC (permalink / raw)
  To: Pavan Nikhilesh
  Cc: Jerin Jacob, Marko Kovacevic, Ori Kam, Bruce Richardson,
	Radu Nicolau, Akhil Goyal, Tomasz Kantecki, Sunil Kumar Kori,
	John McNamara, dpdk-dev

On Fri, Nov 22, 2019 at 3:27 AM <pbhagavatula@marvell.com> wrote:
>
> From: Pavan Nikhilesh <pbhagavatula@marvell.com>
>
> Fix incorrect command line argument documented for l2fwd-event.
>
> Bugzilla ID: 367
> Bugzilla ID: 368
> Fixes: 14d7ea259aeb ("doc: add application usage guide for l2fwd-event")
>
> Reported-by: Vipin Varghese <vipin.varghese@intel.com>
> Signed-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>

Applied to dpdk-next-eventdev/master. Thanks.


> ---
>  doc/guides/sample_app_ug/l2_forward_event.rst | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/doc/guides/sample_app_ug/l2_forward_event.rst b/doc/guides/sample_app_ug/l2_forward_event.rst
> index 52a570b97..8c519c304 100644
> --- a/doc/guides/sample_app_ug/l2_forward_event.rst
> +++ b/doc/guides/sample_app_ug/l2_forward_event.rst
> @@ -103,7 +103,7 @@ scheduler. Following is the sample command:
>
>  .. code-block:: console
>
> -    ./build/l2fwd-event -l 0-7 -s 0-3 -n 4 ---vdev event_sw0 --q 8 -p ffff --mode=eventdev --eventq-sched=ordered
> +    ./build/l2fwd-event -l 0-7 -s 0-3 -n 4 --vdev event_sw0 -- -q 8 -p ffff --mode=eventdev --eventq-sched=ordered
>
>  Explanation
>  -----------
> --
> 2.17.1
>

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2019-11-26  4:37 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-11-21 18:27 [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values pbhagavatula
2019-11-21 18:27 ` [dpdk-dev] [PATCH 2/2] doc: fix incorrect command line arguments in l2fwd-event pbhagavatula
2019-11-26  4:36   ` Jerin Jacob
2019-11-26  3:28 ` [dpdk-dev] [PATCH 1/2] examples/l2fwd-event: validate function return values Jerin Jacob

This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.