https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=288733
Bug ID: 288733
Summary: ixl hw packet counters issue
Product: Base System
Version: 13.5-STABLE
Hardware: amd64
OS: Any
Status: New
Severity: Affects Some People
Priority: ---
Component: kern
Assignee: [email protected]
Reporter: [email protected]
Created attachment 262807
--> https://bugs.freebsd.org/bugzilla/attachment.cgi?id=262807&action=edit
Proposed fix.
The following illustrates the issue:
# ifconfig ixl0 192.168.1.71/24
# netstat -i -I ixl0
Name Mtu Network Address Ipkts Ierrs Idrop
Imcast Opkts Oerrs Omcast Coll
ixl0 1500 <Link#5> f0:b2:b9:14:de:0c 0 0 0
0 0 0 0 0
ixl0 - 192.168.1.0/24 192.168.1.71 0 - -
0 0 - 0 -
ixl0 - fe80::%ixl0/64 fe80::f2b2:b9ff:fe14:de0c%ixl0 0 - -
0 0 - 0 -
# netstat -i -I ixl0
Name Mtu Network Address Ipkts
Ierrs Idrop Imcast Opkts Oerrs Omcast Coll
ixl0 1500 <Link#5> f0:b2:b9:14:de:0c 9
0 4294967256 9 281474976710652 0 281474976710652
0
ixl0 - 192.168.1.0/24 192.168.1.71 0
- - 0 0 - 0 -
ixl0 - fe80::%ixl0/64 fe80::f2b2:b9ff:fe14:de0c%ixl0 0
- - 0 0 - 0 -
#
When the interface is configured, the driver switches to a different HW queue.
The stats need to be reset when the queue is changed.
A proposed fix is attached.
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