public inbox for bpf@vger.kernel.org
 help / color / mirror / Atom feed
From: Rosen Penev <rosenp@gmail.com>
To: netdev@vger.kernel.org
Cc: "K. Y. Srinivasan" <kys@microsoft.com>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Wei Liu <wei.liu@kernel.org>, Dexuan Cui <decui@microsoft.com>,
	Andrew Lunn <andrew+netdev@lunn.ch>,
	"David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Jesper Dangaard Brouer <hawk@kernel.org>,
	John Fastabend <john.fastabend@gmail.com>,
	Shradha Gupta <shradhagupta@linux.microsoft.com>,
	Simon Horman <horms@kernel.org>,
	Colin Ian King <colin.i.king@gmail.com>,
	Rosen Penev <rosenp@gmail.com>,
	Erni Sri Satya Vennela <ernis@linux.microsoft.com>,
	Ahmed Zaki <ahmed.zaki@intel.com>,
	linux-hyperv@vger.kernel.org (open list:Hyper-V/Azure CORE AND
	DRIVERS), linux-kernel@vger.kernel.org (open list),
	bpf@vger.kernel.org (open list:XDP (eXpress Data
	Path):Keyword:(?:\b|_)xdp(?:\b|_))
Subject: [PATCH] net: mana: use ethtool string helpers
Date: Tue, 22 Oct 2024 13:49:08 -0700	[thread overview]
Message-ID: <20241022204908.511021-1-rosenp@gmail.com> (raw)

The latter is the preferred way to copy ethtool strings.

Avoids manually incrementing the data pointer.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
 .../ethernet/microsoft/mana/mana_ethtool.c    | 55 ++++++-------------
 1 file changed, 18 insertions(+), 37 deletions(-)

diff --git a/drivers/net/ethernet/microsoft/mana/mana_ethtool.c b/drivers/net/ethernet/microsoft/mana/mana_ethtool.c
index 349f11bf8e64..c419626073f5 100644
--- a/drivers/net/ethernet/microsoft/mana/mana_ethtool.c
+++ b/drivers/net/ethernet/microsoft/mana/mana_ethtool.c
@@ -91,53 +91,34 @@ static void mana_get_strings(struct net_device *ndev, u32 stringset, u8 *data)
 {
 	struct mana_port_context *apc = netdev_priv(ndev);
 	unsigned int num_queues = apc->num_queues;
-	u8 *p = data;
 	int i;
 
 	if (stringset != ETH_SS_STATS)
 		return;
 
-	for (i = 0; i < ARRAY_SIZE(mana_eth_stats); i++) {
-		memcpy(p, mana_eth_stats[i].name, ETH_GSTRING_LEN);
-		p += ETH_GSTRING_LEN;
-	}
+	for (i = 0; i < ARRAY_SIZE(mana_eth_stats); i++)
+		ethtool_puts(&data, mana_eth_stats[i].name);
 
 	for (i = 0; i < num_queues; i++) {
-		sprintf(p, "rx_%d_packets", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "rx_%d_bytes", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "rx_%d_xdp_drop", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "rx_%d_xdp_tx", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "rx_%d_xdp_redirect", i);
-		p += ETH_GSTRING_LEN;
+		ethtool_sprintf(&data, "rx_%d_packets", i);
+		ethtool_sprintf(&data, "rx_%d_bytes", i);
+		ethtool_sprintf(&data, "rx_%d_xdp_drop", i);
+		ethtool_sprintf(&data, "rx_%d_xdp_tx", i);
+		ethtool_sprintf(&data, "rx_%d_xdp_redirect", i);
 	}
 
 	for (i = 0; i < num_queues; i++) {
-		sprintf(p, "tx_%d_packets", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_bytes", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_xdp_xmit", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_tso_packets", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_tso_bytes", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_tso_inner_packets", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_tso_inner_bytes", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_long_pkt_fmt", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_short_pkt_fmt", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_csum_partial", i);
-		p += ETH_GSTRING_LEN;
-		sprintf(p, "tx_%d_mana_map_err", i);
-		p += ETH_GSTRING_LEN;
+		ethtool_sprintf(&data, "tx_%d_packets", i);
+		ethtool_sprintf(&data, "tx_%d_bytes", i);
+		ethtool_sprintf(&data, "tx_%d_xdp_xmit", i);
+		ethtool_sprintf(&data, "tx_%d_tso_packets", i);
+		ethtool_sprintf(&data, "tx_%d_tso_bytes", i);
+		ethtool_sprintf(&data, "tx_%d_tso_inner_packets", i);
+		ethtool_sprintf(&data, "tx_%d_tso_inner_bytes", i);
+		ethtool_sprintf(&data, "tx_%d_long_pkt_fmt", i);
+		ethtool_sprintf(&data, "tx_%d_short_pkt_fmt", i);
+		ethtool_sprintf(&data, "tx_%d_csum_partial", i);
+		ethtool_sprintf(&data, "tx_%d_mana_map_err", i);
 	}
 }
 
-- 
2.47.0


             reply	other threads:[~2024-10-22 20:49 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-22 20:49 Rosen Penev [this message]
2024-10-22 20:56 ` [PATCH] net: mana: use ethtool string helpers Rosen Penev
2024-10-24 11:05   ` Simon Horman
2024-10-24 11:04 ` Simon Horman
2024-10-25  6:08 ` Shradha Gupta
2024-10-29 23:00 ` patchwork-bot+netdevbpf

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20241022204908.511021-1-rosenp@gmail.com \
    --to=rosenp@gmail.com \
    --cc=ahmed.zaki@intel.com \
    --cc=andrew+netdev@lunn.ch \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=colin.i.king@gmail.com \
    --cc=daniel@iogearbox.net \
    --cc=davem@davemloft.net \
    --cc=decui@microsoft.com \
    --cc=edumazet@google.com \
    --cc=ernis@linux.microsoft.com \
    --cc=haiyangz@microsoft.com \
    --cc=hawk@kernel.org \
    --cc=horms@kernel.org \
    --cc=john.fastabend@gmail.com \
    --cc=kuba@kernel.org \
    --cc=kys@microsoft.com \
    --cc=linux-hyperv@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=netdev@vger.kernel.org \
    --cc=pabeni@redhat.com \
    --cc=shradhagupta@linux.microsoft.com \
    --cc=wei.liu@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox