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| author |   Jiaran Zhang <zhangjiaran@huawei.com> | 2021-05-14 11:25:17 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-05-14 15:07:34 -0700 |
| commit | 9149ca0f115acf44f8473c0a1e464e716c4ca83b (patch) | |
| tree | 52675a77200749b9a1c109400321fa3907dd0cdd /drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | |
| parent | net: hns3: refactor dump loopback of debugfs (diff) | |
| download | linux-dev-9149ca0f115acf44f8473c0a1e464e716c4ca83b.tar.xz linux-dev-9149ca0f115acf44f8473c0a1e464e716c4ca83b.zip | |
net: hns3: refactor dump intr of debugfs
Currently, the debugfs command for intr is implemented by
"echo xxxx > cmd", and record the information in dmesg. It's
unnecessary and heavy. To improve it, create a single file
"interrupt_info" for it, and query it by command "cat interrupt_info",
return the result to userspace, rather than record in dmesg.
The display style is below:
$cat interrupt_info
num_nic_msi: 65
num_roce_msi: 65
num_msi_used: 2
num_msi_left: 128
Signed-off-by: Jiaran Zhang <zhangjiaran@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c index d2e3965c66d4..0eb5eda10ee0 100644 --- a/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c +++ b/drivers/net/ethernet/hisilicon/hns3/hns3_debugfs.c @@ -104,6 +104,13 @@ static struct hns3_dbg_cmd_info hns3_dbg_cmd[] = { .buf_len = HNS3_DBG_READ_LEN, .init = hns3_dbg_common_file_init, }, + { + .name = "interrupt_info", + .cmd = HNAE3_DBG_CMD_INTERRUPT_INFO, + .dentry = HNS3_DBG_DENTRY_COMMON, + .buf_len = HNS3_DBG_READ_LEN, + .init = hns3_dbg_common_file_init, + }, }; static struct hns3_dbg_cap_info hns3_dbg_cap[] = { @@ -503,7 +510,6 @@ static void hns3_dbg_help(struct hnae3_handle *h) dev_info(&h->pdev->dev, "dump ncl_config <offset> <length>(in hex)\n"); dev_info(&h->pdev->dev, "dump mac tnl status\n"); dev_info(&h->pdev->dev, "dump qs shaper [qs id]\n"); - dev_info(&h->pdev->dev, "dump intr\n"); memset(printf_buf, 0, HNS3_DBG_BUF_LEN); strncat(printf_buf, "dump reg [[bios common] [ssu <port_id>]", |