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authorStephen Hemminger <stephen@networkplumber.org>2018-01-09 10:29:06 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-01-09 19:50:42 +0100
commitf0fa297404c3f8ab90f1d89405a72edaff988825 (patch)
treea9221a2fbc8bf51b484373bb73d0415fb2a30524 /drivers/hv
parentb4ea81ee4ae807bbaeec22b34f6d790b664e3964 (diff)
vmbus: add monitor_id and subchannel_id to sysfs per channel
Useful to identify which network queue is associated with which vmbus channel. Signed-off-by: Stephen Hemminger <sthemmin@microsoft.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/vmbus_drv.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c
index 5f168202755f..bc65c4d79c1f 100644
--- a/drivers/hv/vmbus_drv.c
+++ b/drivers/hv/vmbus_drv.c
@@ -1254,6 +1254,21 @@ static ssize_t channel_events_show(const struct vmbus_channel *channel, char *bu
}
static VMBUS_CHAN_ATTR(events, S_IRUGO, channel_events_show, NULL);
+static ssize_t subchannel_monitor_id_show(const struct vmbus_channel *channel,
+ char *buf)
+{
+ return sprintf(buf, "%u\n", channel->offermsg.monitorid);
+}
+static VMBUS_CHAN_ATTR(monitor_id, S_IRUGO, subchannel_monitor_id_show, NULL);
+
+static ssize_t subchannel_id_show(const struct vmbus_channel *channel,
+ char *buf)
+{
+ return sprintf(buf, "%u\n",
+ channel->offermsg.offer.sub_channel_index);
+}
+static VMBUS_CHAN_ATTR_RO(subchannel_id);
+
static struct attribute *vmbus_chan_attrs[] = {
&chan_attr_out_mask.attr,
&chan_attr_in_mask.attr,
@@ -1264,6 +1279,8 @@ static struct attribute *vmbus_chan_attrs[] = {
&chan_attr_latency.attr,
&chan_attr_interrupts.attr,
&chan_attr_events.attr,
+ &chan_attr_monitor_id.attr,
+ &chan_attr_subchannel_id.attr,
NULL
};