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From: Stephen Hemminger <stephen@networkplumber.org>
To: dev@dpdk.org
Cc: Stephen Hemminger <stephen@networkplumber.org>,
	Tetsuya Mukawa <mtetsuyah@gmail.com>
Subject: [PATCH v3 1/3] net/null: cleanup info_get
Date: Thu,  8 Jan 2026 12:40:46 -0800	[thread overview]
Message-ID: <20260108204449.176087-2-stephen@networkplumber.org> (raw)
In-Reply-To: <20260108204449.176087-1-stephen@networkplumber.org>

The info_get callback doesn't need to check its args
since already done by ethdev. The maximum packet size allowed
by this dummy driver is limited only by the maximum values
in mbuf fields.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 drivers/net/null/rte_eth_null.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/drivers/net/null/rte_eth_null.c b/drivers/net/null/rte_eth_null.c
index 46e7e7bd8c..3e743a23a9 100644
--- a/drivers/net/null/rte_eth_null.c
+++ b/drivers/net/null/rte_eth_null.c
@@ -298,17 +298,12 @@ static int
 eth_dev_info(struct rte_eth_dev *dev,
 		struct rte_eth_dev_info *dev_info)
 {
-	struct pmd_internals *internals;
-
-	if ((dev == NULL) || (dev_info == NULL))
-		return -EINVAL;
+	struct pmd_internals *internals = dev->data->dev_private;
 
-	internals = dev->data->dev_private;
 	dev_info->max_mac_addrs = 1;
-	dev_info->max_rx_pktlen = (uint32_t)-1;
+	dev_info->max_rx_pktlen = UINT32_MAX;
 	dev_info->max_rx_queues = RTE_DIM(internals->rx_null_queues);
 	dev_info->max_tx_queues = RTE_DIM(internals->tx_null_queues);
-	dev_info->min_rx_bufsize = 0;
 	dev_info->tx_offload_capa = RTE_ETH_TX_OFFLOAD_MULTI_SEGS | RTE_ETH_TX_OFFLOAD_MT_LOCKFREE;
 
 	dev_info->reta_size = internals->reta_size;
-- 
2.51.0


  reply	other threads:[~2026-01-08 20:44 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-01-04 22:25 [PATCH] test: add a test for null PMD Stephen Hemminger
2026-01-05 14:49 ` Marat Khalili
2026-01-05 17:38   ` Stephen Hemminger
2026-01-06 16:47 ` [PATCH v2 0/2] net/null: add a test Stephen Hemminger
2026-01-06 16:47   ` [PATCH v2 1/2] test: add a test for null PMD Stephen Hemminger
2026-01-06 17:40     ` Marat Khalili
2026-01-06 18:01       ` Stephen Hemminger
2026-01-06 16:47   ` [PATCH v2 2/2] net/null: revise info_get Stephen Hemminger
2026-01-08 20:40 ` [PATCH v3 0/3] test: new test for null PMD Stephen Hemminger
2026-01-08 20:40   ` Stephen Hemminger [this message]
2026-01-08 20:40   ` [PATCH v3 2/3] test: allow larger packet sizes Stephen Hemminger
2026-01-09 15:00     ` Morten Brørup
2026-01-10 17:21       ` Stephen Hemminger
2026-01-08 20:40   ` [PATCH v3 3/3] test: add a test for null PMD Stephen Hemminger
2026-01-09  1:21     ` Stephen Hemminger
2026-01-10 17:22 ` [PATCH v4 0/3] null pmd minor cleanup and add test Stephen Hemminger
2026-01-10 17:22   ` [PATCH v4 1/3] net/null: cleanup info_get Stephen Hemminger
2026-01-10 17:22   ` [PATCH v4 2/3] test: generate larger packet bursts Stephen Hemminger
2026-01-10 17:22   ` [PATCH v4 3/3] test: add a test for null PMD Stephen Hemminger
2026-01-12  0:56   ` [PATCH v4 0/3] null pmd minor cleanup and add test Stephen Hemminger
2026-01-14 18:30 ` [PATCH v5 0/3] test: add null PMD test suite Stephen Hemminger
2026-01-14 18:30   ` [PATCH v5 1/3] net/null: cleanup info_get Stephen Hemminger
2026-01-14 18:30   ` [PATCH v5 2/3] test: generate larger packet bursts Stephen Hemminger
2026-01-14 18:30   ` [PATCH v5 3/3] test: add a test for null PMD Stephen Hemminger
2026-01-18 16:50 ` [PATCH v6 0/3] test: add null PMD test suite Stephen Hemminger
2026-01-18 16:50   ` [PATCH v6 1/3] net/null: cleanup info response Stephen Hemminger
2026-01-18 16:50   ` [PATCH v6 2/3] test: generate larger packet bursts Stephen Hemminger
2026-01-18 16:50   ` [PATCH v6 3/3] test: add a test for null PMD Stephen Hemminger
2026-01-25 20:23 ` [PATCH v7 0/5] net/null: improvements and bug fixes Stephen Hemminger
2026-01-25 20:23   ` [PATCH v7 1/5] net/null: cleanup info response Stephen Hemminger
2026-01-25 20:23   ` [PATCH v7 2/5] test: generate larger packet bursts Stephen Hemminger
2026-01-25 20:23   ` [PATCH v7 3/5] test: add a test for null PMD Stephen Hemminger
2026-01-25 20:23   ` [PATCH v7 4/5] net/null: add check for pool vs packet size Stephen Hemminger
2026-01-25 20:23   ` [PATCH v7 5/5] net/null: check packet size argument Stephen Hemminger
2026-01-28 19:00 ` [PATCH v8 0/5] net/null: improvements and bug fixes Stephen Hemminger
2026-01-28 19:00   ` [PATCH v8 1/5] net/null: cleanup info response Stephen Hemminger
2026-01-28 19:00   ` [PATCH v8 2/5] test: generate larger packet bursts Stephen Hemminger
2026-01-28 19:00   ` [PATCH v8 3/5] test: add a test for null PMD Stephen Hemminger
2026-01-28 19:00   ` [PATCH v8 4/5] net/null: add check for pool vs packet size Stephen Hemminger
2026-01-28 19:00   ` [PATCH v8 5/5] net/null: check packet size argument Stephen Hemminger
2026-01-29 20:25 ` [PATCH v9 0/5] net/null: improvements and bug fixes Stephen Hemminger
2026-01-29 20:25   ` [PATCH v9 1/5] net/null: cleanup info response Stephen Hemminger
2026-01-29 20:25   ` [PATCH v9 2/5] net/null: validate the numeric devargs Stephen Hemminger
2026-01-29 20:25   ` [PATCH v9 3/5] net/null: remove redundant argument validation Stephen Hemminger
2026-01-29 20:25   ` [PATCH v9 4/5] test: support larger packet sizes in burst generator Stephen Hemminger
2026-01-29 20:25   ` [PATCH v9 5/5] test: add a test for null PMD Stephen Hemminger
2026-02-01 17:17 ` [PATCH v10 0/6] net/null: bug fixes and improvements Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 1/6] net/null: fix missing mbuf leakage in the copy transmit Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 2/6] net/null: cleanup info response Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 3/6] net/null: validate the numeric devargs Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 4/6] net/null: remove redundant argument validation Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 5/6] test: support larger packet sizes in burst generator Stephen Hemminger
2026-02-01 17:17   ` [PATCH v10 6/6] test: add a test for null PMD Stephen Hemminger
2026-02-02 22:16 ` [PATCH v11 0/7] net/null: bug fixes and improvements Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 1/7] net/null: fix missing mbuf leakage in the copy transmit Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 2/7] net/null: cleanup info response Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 3/7] net/null: validate the numeric devargs Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 4/7] net/null: remove redundant argument validation Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 5/7] test: support larger packet sizes in burst generator Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 6/7] test: add a test for null PMD Stephen Hemminger
2026-02-02 22:16   ` [PATCH v11 7/7] net/null: add VLAN insert and strip offload support Stephen Hemminger

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