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Date:   Thu, 5 Mar 2020 08:10:39 +0200
From:   Leon Romanovsky <leonro@...lanox.com>
To:     Shannon Nelson <snelson@...sando.io>
Cc:     netdev@...r.kernel.org, davem@...emloft.net
Subject: Re: [PATCH v3 net-next 8/8] ionic: drop ethtool driver version

On Wed, Mar 04, 2020 at 09:23:19PM -0800, Shannon Nelson wrote:
> Use the default kernel version in ethtool drv_info output
> and drop the module version.
>
> Cc: Leon Romanovsky <leonro@...lanox.com>
> Signed-off-by: Shannon Nelson <snelson@...sando.io>
> ---
>  drivers/net/ethernet/pensando/ionic/ionic.h         | 1 -
>  drivers/net/ethernet/pensando/ionic/ionic_ethtool.c | 1 -
>  drivers/net/ethernet/pensando/ionic/ionic_main.c    | 6 ++----
>  3 files changed, 2 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/net/ethernet/pensando/ionic/ionic.h b/drivers/net/ethernet/pensando/ionic/ionic.h
> index c8ff33da243a..1c720759fd80 100644
> --- a/drivers/net/ethernet/pensando/ionic/ionic.h
> +++ b/drivers/net/ethernet/pensando/ionic/ionic.h
> @@ -12,7 +12,6 @@ struct ionic_lif;
>
>  #define IONIC_DRV_NAME		"ionic"
>  #define IONIC_DRV_DESCRIPTION	"Pensando Ethernet NIC Driver"
> -#define IONIC_DRV_VERSION	"0.20.0-k"
>
>  #define PCI_VENDOR_ID_PENSANDO			0x1dd8
>
> diff --git a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
> index acd53e27d1ec..bea9b78e0189 100644
> --- a/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
> +++ b/drivers/net/ethernet/pensando/ionic/ionic_ethtool.c
> @@ -86,7 +86,6 @@ static void ionic_get_drvinfo(struct net_device *netdev,
>  	struct ionic *ionic = lif->ionic;
>
>  	strlcpy(drvinfo->driver, IONIC_DRV_NAME, sizeof(drvinfo->driver));
> -	strlcpy(drvinfo->version, IONIC_DRV_VERSION, sizeof(drvinfo->version));
>  	strlcpy(drvinfo->fw_version, ionic->idev.dev_info.fw_version,
>  		sizeof(drvinfo->fw_version));
>  	strlcpy(drvinfo->bus_info, ionic_bus_info(ionic),
> diff --git a/drivers/net/ethernet/pensando/ionic/ionic_main.c b/drivers/net/ethernet/pensando/ionic/ionic_main.c
> index a8e3fb73b465..e4a76e66f542 100644
> --- a/drivers/net/ethernet/pensando/ionic/ionic_main.c
> +++ b/drivers/net/ethernet/pensando/ionic/ionic_main.c
> @@ -6,6 +6,7 @@
>  #include <linux/module.h>
>  #include <linux/netdevice.h>
>  #include <linux/utsname.h>
> +#include <linux/vermagic.h>
>
>  #include "ionic.h"
>  #include "ionic_bus.h"
> @@ -15,7 +16,6 @@
>  MODULE_DESCRIPTION(IONIC_DRV_DESCRIPTION);
>  MODULE_AUTHOR("Pensando Systems, Inc");
>  MODULE_LICENSE("GPL");
> -MODULE_VERSION(IONIC_DRV_VERSION);
>
>  static const char *ionic_error_to_str(enum ionic_status_code code)
>  {
> @@ -414,7 +414,7 @@ int ionic_identify(struct ionic *ionic)
>  	memset(ident, 0, sizeof(*ident));
>
>  	ident->drv.os_type = cpu_to_le32(IONIC_OS_TYPE_LINUX);
> -	strncpy(ident->drv.driver_ver_str, IONIC_DRV_VERSION,
> +	strncpy(ident->drv.driver_ver_str, UTS_RELEASE,
>  		sizeof(ident->drv.driver_ver_str) - 1);

i see that you responded to my question about usage of this string [1]
and I can't say anything about netdev policy on that, but in other
subsystems, the idea that driver has duplicated debug functionalities
to the general kernel code is not welcomed.

[1] https://lore.kernel.org/netdev/e0cbc84c-7860-abf2-a622-4035be1479dc@pensando.io

>
>  	mutex_lock(&ionic->dev_cmd_lock);
> @@ -558,8 +558,6 @@ int ionic_port_reset(struct ionic *ionic)
>
>  static int __init ionic_init_module(void)
>  {
> -	pr_info("%s %s, ver %s\n",
> -		IONIC_DRV_NAME, IONIC_DRV_DESCRIPTION, IONIC_DRV_VERSION);
>  	ionic_debugfs_create();
>  	return ionic_bus_register_driver();
>  }
> --
> 2.17.1
>

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