Patchwork [Open-FCoE,net-next,v3,15/17] net: ethtool: remove unused __ethtool_get_settings

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Submitter David Decotigny
Date Nov. 30, 2015, 10:05 p.m.
Message ID <1448921155-24764-16-git-send-email-ddecotig@gmail.com>
Download mbox | patch
Permalink /patch/304/
State Awaiting Upstream
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David Decotigny - Nov. 30, 2015, 10:05 p.m.
From: David Decotigny <decot@googlers.com>

replaced by __ethtool_get_ksettings.

Signed-off-by: David Decotigny <decot@googlers.com>
---
 include/linux/ethtool.h |  4 ----
 net/core/ethtool.c      | 49 ++++++++++++++-----------------------------------
 2 files changed, 14 insertions(+), 39 deletions(-)

Patch

diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 6de122d..7de2dc7 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -161,10 +161,6 @@  __ethtool_add_link_modes(ethtool_link_mode_mask_t *dst,
 extern int __ethtool_get_ksettings(struct net_device *dev,
 				   struct ethtool_ksettings *ksettings);
 
-/* DEPRECATED, use __ethtool_get_ksettings */
-extern int __ethtool_get_settings(struct net_device *dev,
-				  struct ethtool_cmd *cmd);
-
 /**
  * struct ethtool_ops - optional netdev operations
  * @get_settings: DEPRECATED, use %get_ksettings/%set_ksettings
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 4563f95..b67f079 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -499,15 +499,16 @@  int __ethtool_get_ksettings(struct net_device *dev,
 		return dev->ethtool_ops->get_ksettings(dev, ksettings);
 	}
 
-	/* TODO: remove what follows when ethtool_ops::get_settings
-	 * disappears internally
-	 */
-
 	/* driver doesn't support %ethtool_ksettings API. revert to
 	 * legacy %ethtool_cmd API, unless it's not supported either.
 	 * TODO: remove when ethtool_ops::get_settings disappears internally
 	 */
-	err = __ethtool_get_settings(dev, &cmd);
+	if (!dev->ethtool_ops->get_settings)
+		return -EOPNOTSUPP;
+
+	memset(&cmd, 0, sizeof(cmd));
+	cmd.cmd = ETHTOOL_GSET;
+	err = dev->ethtool_ops->get_settings(dev, &cmd);
 	if (err < 0)
 		return err;
 
@@ -723,30 +724,6 @@  static int ethtool_set_ksettings(struct net_device *dev, void __user *useraddr)
 	return dev->ethtool_ops->set_ksettings(dev, &ksettings);
 }
 
-/* Internal kernel helper to query a device ethtool_cmd settings.
- *
- * Note about transition to ethtool_settings API: We do not need (or
- * want) this function to support "dev" instances that implement the
- * ethtool_settings API as we will update the drivers calling this
- * function to call __ethtool_get_ksettings instead, before the first
- * drivers implement ethtool_ops::get_ksettings.
- *
- * TODO 1: at least make this function static when no driver is using it
- * TODO 2: remove when ethtool_ops::get_settings disappears internally
- */
-int __ethtool_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
-{
-	ASSERT_RTNL();
-
-	if (!dev->ethtool_ops->get_settings)
-		return -EOPNOTSUPP;
-
-	memset(cmd, 0, sizeof(struct ethtool_cmd));
-	cmd->cmd = ETHTOOL_GSET;
-	return dev->ethtool_ops->get_settings(dev, cmd);
-}
-EXPORT_SYMBOL(__ethtool_get_settings);
-
 /* Query device for its ethtool_cmd settings.
  *
  * Backward compatibility note: for compatibility with legacy ethtool,
@@ -788,16 +765,18 @@  static int ethtool_get_settings(struct net_device *dev, void __user *useraddr)
 		/* send a sensible cmd tag back to user */
 		cmd.cmd = ETHTOOL_GSET;
 	} else {
-		int err;
-		/* TODO: return -EOPNOTSUPP when
-		 * ethtool_ops::get_settings disappears internally
-		 */
-
 		/* driver doesn't support %ethtool_ksettings
 		 * API. revert to legacy %ethtool_cmd API, unless it's
 		 * not supported either.
 		 */
-		err = __ethtool_get_settings(dev, &cmd);
+		int err;
+
+		if (!dev->ethtool_ops->get_settings)
+			return -EOPNOTSUPP;
+
+		memset(&cmd, 0, sizeof(cmd));
+		cmd.cmd = ETHTOOL_GSET;
+		err = dev->ethtool_ops->get_settings(dev, &cmd);
 		if (err < 0)
 			return err;
 	}