svn commit: r367540 - stable/12/sys/dev/usb

[Bjoern A. Zeeb]

Author: bz
Date: Mon Nov  9 23:38:39 2020
New Revision: 367540
URL: https://svnweb.freebsd.org/changeset/base/367540

Log:
  MFC r367435,367539:
  
    usb_hub: giving up port reset - device vanished
  
    Improve the output of the recently often experienced debug message in order
    to gather further data.
  
  PR:		237666

Modified:
  stable/12/sys/dev/usb/usb_hub.c
Directory Properties:
  stable/12/   (props changed)

Modified: stable/12/sys/dev/usb/usb_hub.c
==============================================================================
--- stable/12/sys/dev/usb/usb_hub.c	Mon Nov  9 23:36:51 2020	(r367539)
+++ stable/12/sys/dev/usb/usb_hub.c	Mon Nov  9 23:38:39 2020	(r367540)
@@ -756,8 +756,10 @@ repeat:
 		if ((sc->sc_st.port_change & UPS_C_CONNECT_STATUS) ||
 		    (!(sc->sc_st.port_status & UPS_CURRENT_CONNECT_STATUS))) {
 			if (timeout) {
-				DPRINTFN(0, "giving up port reset "
-				    "- device vanished\n");
+				DPRINTFN(0, "giving up port %d reset - "
+				   "device vanished: change %#x status %#x\n",
+				   portno, sc->sc_st.port_change,
+				   sc->sc_st.port_status);
 				goto error;
 			}
 			timeout = 1;