Hi, xiaoyun,
        All has been done in v2, please review it, thanks.

在 2021/3/29 13:49, Li, Xiaoyun 写道:
Hi

-----Original Message-----
From: Min Hu (Connor) <[email protected]>
Sent: Saturday, March 27, 2021 15:35
To: [email protected]
Cc: Yigit, Ferruh <[email protected]>; Li, Xiaoyun <[email protected]>
Subject: [PATCH] app/testpmd: fix Tx/Rx descriptor query error log

From: Hongbo Zheng <[email protected]>

Currently in testpmd, if we input "show port 0 rxq 0 desc 9999 status"
and if rte_eth_rx_descriptor_status return a negative value, testpmd will print
returns
"Invalid queueid = 0", seems user input an invalid queueid, while the actual
Users input/ user inputs
situation may be that 9999 is out of bounds, current information is misleading 
to
users.

This patch modify the Tx/Rx descriptor query error information in testpmd by
modifies
add offset information, now if we fail to query Tx/Rx descriptor, testpmd will
adding
print "Invalid queueid = 0, offset = 9999", then we can check our input.

The commit log has grammar mistakes. And I think you can simply explain what 
the patch does like:
This patch adds more err info for Tx/Rx descriptor query command.

And the print should be "Invalid input: queue id = 0, desc id = 9999" because 
you still don't tell users if it's queue id err or desc id err.

BRs
Xiaoyun

Fixes: fae9aa717d6c ("app/testpmd: support checking descriptor status")
Cc: [email protected]

Signed-off-by: Hongbo Zheng <[email protected]>
Signed-off-by: Min Hu (Connor) <[email protected]>
---
  app/test-pmd/cmdline.c | 6 ++++--
  1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index
287d7a0..1a74a61 100644
--- a/app/test-pmd/cmdline.c
+++ b/app/test-pmd/cmdline.c
@@ -16633,7 +16633,8 @@ cmd_show_rx_tx_desc_status_parsed(void
*parsed_result,
                rc = rte_eth_rx_descriptor_status(res->cmd_pid, res->cmd_qid,
                                             res->cmd_did);
                if (rc < 0) {
-                       printf("Invalid queueid = %d\n", res->cmd_qid);
+                       printf("Invalid queueid = %d, offset = %d\n",
+                              res->cmd_qid, res->cmd_did);
                        return;
                }
                if (rc == RTE_ETH_RX_DESC_AVAIL)
@@ -16646,7 +16647,8 @@ cmd_show_rx_tx_desc_status_parsed(void
*parsed_result,
                rc = rte_eth_tx_descriptor_status(res->cmd_pid, res->cmd_qid,
                                             res->cmd_did);
                if (rc < 0) {
-                       printf("Invalid queueid = %d\n", res->cmd_qid);
+                       printf("Invalid queueid = %d, offset = %d\n",
+                              res->cmd_qid, res->cmd_did);
                        return;
                }
                if (rc == RTE_ETH_TX_DESC_FULL)
--
2.7.4

.

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