From: Jie Wang <wangjie125@huawei.com>
Date: Fri, 12 May 2023 18:00:11 +0800
Subject: [PATCH] net: hns3: fix output information incomplete for dumping tx
queue info with debugfs
References: bsc#1012628
Patch-mainline: 6.3.4
Git-commit: 89f6bfb071182f05d7188c255b0e7251c3806f16
[ Upstream commit 89f6bfb071182f05d7188c255b0e7251c3806f16 ]
In function hns3_dump_tx_queue_info, The print buffer is not enough when
the tx BD number is configured to 32760. As a result several BD
information wouldn't be displayed.
So fix it by increasing the tx queue print buffer length.
Fixes: 630a6738da82 ("net: hns3: adjust string spaces of some parameters of tx bd info in debugfs")
Signed-off-by: Jie Wang <wangjie125@huawei.com>
Signed-off-by: Hao Lan <lanhao@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 2 +-
drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.h | 1 +
2 files changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
index 66feb23f..bcccd82a 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c
@@ -130,7 +130,7 @@ static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = {
.name = "tx_bd_queue",
.cmd = HNAE3_DBG_CMD_TX_BD,
.dentry = HNS3_DBG_DENTRY_TX_BD,
- .buf_len = HNS3_DBG_READ_LEN_4MB,
+ .buf_len = HNS3_DBG_READ_LEN_5MB,
.init = hns3_dbg_bd_file_init,
},
{
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.h b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.h
index 97578eab..4a5ef8a9 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.h
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.h
@@ -10,6 +10,7 @@
#define HNS3_DBG_READ_LEN_128KB 0x20000
#define HNS3_DBG_READ_LEN_1MB 0x100000
#define HNS3_DBG_READ_LEN_4MB 0x400000
+#define HNS3_DBG_READ_LEN_5MB 0x500000
#define HNS3_DBG_WRITE_LEN 1024
#define HNS3_DBG_DATA_STR_LEN 32
--
2.35.3