From: Michal Kubecek <mkubecek@suse.cz>
To: David Miller <davem@davemloft.net>, netdev@vger.kernel.org
Cc: Jakub Kicinski <kuba@kernel.org>, Jiri Pirko <jiri@resnulli.us>,
Andrew Lunn <andrew@lunn.ch>,
Florian Fainelli <f.fainelli@gmail.com>,
John Linville <linville@tuxdriver.com>,
Johannes Berg <johannes@sipsolutions.net>,
linux-kernel@vger.kernel.org
Subject: [PATCH net-next 09/15] ethtool: add PRIVFLAGS_NTF notification
Date: Wed, 11 Mar 2020 22:40:48 +0100 (CET) [thread overview]
Message-ID: <2cf31052f5bed5f9aa55ffcb63710c637be26402.1583962006.git.mkubecek@suse.cz> (raw)
In-Reply-To: <cover.1583962006.git.mkubecek@suse.cz>
Send ETHTOOL_MSG_PRIVFLAGS_NTF notification whenever private flags of
a network device are modified using ETHTOOL_MSG_PRIVFLAGS_SET netlink
message or ETHTOOL_SPFLAGS ioctl request.
Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
---
include/uapi/linux/ethtool_netlink.h | 1 +
net/ethtool/ioctl.c | 2 ++
net/ethtool/netlink.c | 2 ++
net/ethtool/privflags.c | 3 +++
4 files changed, 8 insertions(+)
diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h
index 13e631c86825..7f23a7f0fca1 100644
--- a/include/uapi/linux/ethtool_netlink.h
+++ b/include/uapi/linux/ethtool_netlink.h
@@ -51,6 +51,7 @@ enum {
ETHTOOL_MSG_FEATURES_SET_REPLY,
ETHTOOL_MSG_FEATURES_NTF,
ETHTOOL_MSG_PRIVFLAGS_GET_REPLY,
+ ETHTOOL_MSG_PRIVFLAGS_NTF,
/* add new constants above here */
__ETHTOOL_MSG_KERNEL_CNT,
diff --git a/net/ethtool/ioctl.c b/net/ethtool/ioctl.c
index 45d1bf1764b7..298822289496 100644
--- a/net/ethtool/ioctl.c
+++ b/net/ethtool/ioctl.c
@@ -2716,6 +2716,8 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
case ETHTOOL_GPFLAGS:
rc = ethtool_get_value(dev, useraddr, ethcmd,
dev->ethtool_ops->get_priv_flags);
+ if (!rc)
+ ethtool_notify(dev, ETHTOOL_MSG_PRIVFLAGS_NTF, NULL);
break;
case ETHTOOL_SPFLAGS:
rc = ethtool_set_value(dev, useraddr,
diff --git a/net/ethtool/netlink.c b/net/ethtool/netlink.c
index b6795aad7ccb..dec82b0b80bd 100644
--- a/net/ethtool/netlink.c
+++ b/net/ethtool/netlink.c
@@ -530,6 +530,7 @@ ethnl_default_notify_ops[ETHTOOL_MSG_KERNEL_MAX + 1] = {
[ETHTOOL_MSG_DEBUG_NTF] = ðnl_debug_request_ops,
[ETHTOOL_MSG_WOL_NTF] = ðnl_wol_request_ops,
[ETHTOOL_MSG_FEATURES_NTF] = ðnl_features_request_ops,
+ [ETHTOOL_MSG_PRIVFLAGS_NTF] = ðnl_privflags_request_ops,
};
/* default notification handler */
@@ -616,6 +617,7 @@ static const ethnl_notify_handler_t ethnl_notify_handlers[] = {
[ETHTOOL_MSG_DEBUG_NTF] = ethnl_default_notify,
[ETHTOOL_MSG_WOL_NTF] = ethnl_default_notify,
[ETHTOOL_MSG_FEATURES_NTF] = ethnl_default_notify,
+ [ETHTOOL_MSG_PRIVFLAGS_NTF] = ethnl_default_notify,
};
void ethtool_notify(struct net_device *dev, unsigned int cmd, const void *data)
diff --git a/net/ethtool/privflags.c b/net/ethtool/privflags.c
index dfa76d552277..e8f03b33db9b 100644
--- a/net/ethtool/privflags.c
+++ b/net/ethtool/privflags.c
@@ -194,6 +194,9 @@ int ethnl_set_privflags(struct sk_buff *skb, struct genl_info *info)
if (ret < 0 || !mod)
goto out_free;
ret = ops->set_priv_flags(dev, flags);
+ if (ret < 0)
+ goto out_free;
+ ethtool_notify(dev, ETHTOOL_MSG_PRIVFLAGS_NTF, NULL);
out_free:
kfree(names);
--
2.25.1
next prev parent reply other threads:[~2020-03-11 21:40 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-11 21:40 [PATCH net-next 00/15] ethtool netlink interface, part 3 Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 01/15] ethtool: rename ethnl_parse_header() to ethnl_parse_header_dev_get() Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 02/15] ethtool: update mapping of features to legacy ioctl requests Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 03/15] ethtool: provide netdev features with FEATURES_GET request Michal Kubecek
2020-03-11 22:49 ` Jakub Kicinski
2020-03-12 9:19 ` Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 04/15] ethtool: add ethnl_parse_bitset() helper Michal Kubecek
2020-03-12 5:48 ` David Miller
2020-03-12 9:25 ` Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 05/15] ethtool: set netdev features with FEATURES_SET request Michal Kubecek
2020-03-11 22:56 ` Jakub Kicinski
2020-03-12 9:45 ` Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 06/15] ethtool: add FEATURES_NTF notification Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 07/15] ethtool: provide private flags with PRIVFLAGS_GET request Michal Kubecek
2020-03-11 23:03 ` Jakub Kicinski
2020-03-11 21:40 ` [PATCH net-next 08/15] ethtool: set device private flags with PRIVFLAGS_SET request Michal Kubecek
2020-03-11 23:07 ` Jakub Kicinski
2020-03-11 21:40 ` Michal Kubecek [this message]
2020-03-11 21:40 ` [PATCH net-next 10/15] ethtool: provide ring sizes with RINGS_GET request Michal Kubecek
2020-03-11 23:16 ` Jakub Kicinski
2020-03-12 12:29 ` Michal Kubecek
2020-03-11 21:40 ` [PATCH net-next 11/15] ethtool: set device ring sizes with RINGS_SET request Michal Kubecek
2020-03-11 23:22 ` Jakub Kicinski
2020-03-11 21:41 ` [PATCH net-next 12/15] ethtool: add RINGS_NTF notification Michal Kubecek
2020-03-11 21:41 ` [PATCH net-next 13/15] ethtool: provide channel counts with CHANNELS_GET request Michal Kubecek
2020-03-11 23:24 ` Jakub Kicinski
2020-03-11 21:41 ` [PATCH net-next 14/15] ethtool: set device channel counts with CHANNELS_SET request Michal Kubecek
2020-03-11 21:41 ` [PATCH net-next 15/15] ethtool: add CHANNELS_NTF notification Michal Kubecek
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