CVS commit: src/sys/dev/pci

["SAITOH Masanobu" <msaitoh%netbsd.org@localhost>]

Module Name:    src
Committed By:   msaitoh
Date:           Wed Oct 28 07:08:08 UTC 2020

Modified Files:
        src/sys/dev/pci: if_wm.c

Log Message:
 Add missing drain for pcq in wm_stop_locked(). OK'd by knakahara.

This change fixes two problems:
 1. If the pcq is full and watchdog timer is fired, the full state of the
    pcq is kept and wm_transmit() returns with ENOBUFS.
 2. ifconfig down doesn't free mbufs in the pcq.


To generate a diff of this commit:
cvs rdiff -u -r1.691 -r1.692 src/sys/dev/pci/if_wm.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.