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usb_hub: giving up port reset - device vanished

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Improve the output of the recently often experienced debug message in order
to gather further data.

PR:		237666
Reviewed by:	hselasky
MFC after:	3 days
Differential Revision:	https://reviews.freebsd.org/D27108
This commit is contained in:
Bjoern A. Zeeb 2020-11-06 22:40:00 +00:00
parent e771d59074
commit 2144eb7568
1 changed files with 4 additions and 2 deletions
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6
sys/dev/usb/usb_hub.c
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@ -720,8 +720,10 @@ 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;