From 17c328b6aebfa03cd1c2cbfbbc617e3b341bf1e4 Mon Sep 17 00:00:00 2001 From: Gleb Smirnoff Date: Fri, 24 Jan 2020 21:04:33 +0000 Subject: Enter the network epoch in USB WiFi drivers when processing input mbuf queues. Submitted by: Idwer Vollering --- sys/dev/rtwn/usb/rtwn_usb_rx.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sys/dev/rtwn/usb/rtwn_usb_rx.c') diff --git a/sys/dev/rtwn/usb/rtwn_usb_rx.c b/sys/dev/rtwn/usb/rtwn_usb_rx.c index 52415084745b..ae61dd7b43e7 100644 --- a/sys/dev/rtwn/usb/rtwn_usb_rx.c +++ b/sys/dev/rtwn/usb/rtwn_usb_rx.c @@ -363,6 +363,7 @@ rtwn_rx_frame(struct rtwn_softc *sc, struct mbuf *m) void rtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error) { + struct epoch_tracker et; struct rtwn_usb_softc *uc = usbd_xfer_softc(xfer); struct rtwn_softc *sc = &uc->uc_sc; struct ieee80211com *ic = &sc->sc_ic; @@ -399,6 +400,7 @@ tr_setup: * ieee80211_input() because here is at the end of a USB * callback and safe to unlock. */ + NET_EPOCH_ENTER(et); while (m != NULL) { next = m->m_nextpkt; m->m_nextpkt = NULL; @@ -416,6 +418,7 @@ tr_setup: RTWN_LOCK(sc); m = next; } + NET_EPOCH_EXIT(et); break; default: /* needs it to the inactive queue due to a error. */ -- cgit v1.3