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Revert "Enter the network epoch in USB WiFi drivers when processing input"

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This reverts commit 17c328b6ae.

Sponsored by:	The FreeBSD Foundation
MFC after:	3 days
This commit is contained in:
Bjoern A. Zeeb 2023-11-03 21:31:29 +00:00
parent 39b7027979
commit 75f298492a
3 changed files with 0 additions and 9 deletions
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3
sys/dev/otus/if_otus.c
View File

@ -1802,7 +1802,6 @@ otus_rxeof(struct usb_xfer *xfer, struct otus_data *data, struct mbufq *rxq)
static void
otus_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct epoch_tracker et;
struct otus_softc *sc = usbd_xfer_softc(xfer);
struct ieee80211com *ic = &sc->sc_ic;
struct ieee80211_frame *wh;
@ -1853,7 +1852,6 @@ otus_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
* callback and safe to unlock.
*/
OTUS_UNLOCK(sc);
NET_EPOCH_ENTER(et);
while ((m = mbufq_dequeue(&scrx)) != NULL) {
wh = mtod(m, struct ieee80211_frame *);
ni = ieee80211_find_rxnode(ic,
@ -1866,7 +1864,6 @@ otus_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
} else
(void)ieee80211_input_mimo_all(ic, m);
}
NET_EPOCH_EXIT(et);
#ifdef IEEE80211_SUPPORT_SUPERG
ieee80211_ff_age_all(ic, 100);
#endif

3
sys/dev/rtwn/usb/rtwn_usb_rx.c
View File

@ -361,7 +361,6 @@ 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;
@ -404,7 +403,6 @@ rtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
m->m_pkthdr.PH_loc.ptr = rtwn_rx_frame(sc, m);
m = m->m_nextpkt;
}
NET_EPOCH_ENTER(et);
RTWN_UNLOCK(sc);
m = m0;
while (m != NULL) {
@ -422,7 +420,6 @@ rtwn_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
m = next;
}
RTWN_LOCK(sc);
NET_EPOCH_EXIT(et);
break;
default:
/* needs it to the inactive queue due to a error. */

3
sys/dev/usb/wlan/if_rsu.c
View File

@ -2553,7 +2553,6 @@ rsu_rxeof(struct usb_xfer *xfer, struct rsu_data *data)
static void
rsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
{
struct epoch_tracker et;
struct rsu_softc *sc = usbd_xfer_softc(xfer);
struct ieee80211com *ic = &sc->sc_ic;
struct ieee80211_node *ni;
@ -2588,7 +2587,6 @@ rsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
* 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_next;
m->m_next = NULL;
@ -2607,7 +2605,6 @@ rsu_bulk_rx_callback(struct usb_xfer *xfer, usb_error_t error)
RSU_LOCK(sc);
m = next;
}
NET_EPOCH_EXIT(et);
break;
default:
/* needs it to the inactive queue due to a error. */