netdev - [PATCH 13/14] hv_netvsc: report vmbus name in ethtool

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <1471979877-17802-13-git-send-email-sthemmin@exchange.microsoft.com>
Date:   Tue, 23 Aug 2016 12:17:56 -0700
From:   sthemmin@...hange.microsoft.com
To:     "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        David Miller <davem@...emloft.net>
Cc:     netdev@...r.kernel.org, Stephen Hemminger <sthemmin@...rosoft.com>
Subject: [PATCH 13/14] hv_netvsc: report vmbus name in ethtool

From: Stephen Hemminger <sthemmin@...rosoft.com>

Make netvsc on vmbus behave more like PCI.

Signed-off-by: Stephen Hemminger <sthemmin@...rosoft.com>
---
 drivers/net/hyperv/netvsc_drv.c | 4 ++++
 include/linux/hyperv.h          | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 7ed9f13..b874ab1 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -734,8 +734,12 @@ vf_injection_done:
 static void netvsc_get_drvinfo(struct net_device *net,
 			       struct ethtool_drvinfo *info)
 {
+	struct net_device_context *net_device_ctx = netdev_priv(net);
+	struct hv_device *dev = net_device_ctx->device_ctx;
+
 	strlcpy(info->driver, KBUILD_MODNAME, sizeof(info->driver));
 	strlcpy(info->fw_version, "N/A", sizeof(info->fw_version));
+	strlcpy(info->bus_info, vmbus_dev_name(dev), sizeof(info->bus_info));
 }
 
 static void netvsc_get_channels(struct net_device *net,
diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h
index a6bc974..b01c8c3 100644
--- a/include/linux/hyperv.h
+++ b/include/linux/hyperv.h
@@ -1114,6 +1114,13 @@ int __must_check __vmbus_driver_register(struct hv_driver *hv_driver,
 					 const char *mod_name);
 void vmbus_driver_unregister(struct hv_driver *hv_driver);
 
+static inline const char *vmbus_dev_name(const struct hv_device *device_obj)
+{
+	const struct kobject *kobj = &device_obj->device.kobj;
+
+	return kobj->name;
+}
+
 void vmbus_hvsock_device_unregister(struct vmbus_channel *channel);
 
 int vmbus_allocate_mmio(struct resource **new, struct hv_device *device_obj,
-- 
2.9.3