Author: glebius
Date: Fri Jan 24 17:11:54 2020
New Revision: 357088
URL: https://svnweb.freebsd.org/changeset/base/357088
Log:
ath(4) processing input packets in taskqueue. Enter network epoch
before calling ieee80211_input_mimo().
Modified:
head/sys/dev/ath/if_ath_rx.c
Modified: head/sys/dev/ath/if_ath_rx.c
==============================================================================
--- head/sys/dev/ath/if_ath_rx.c Fri Jan 24 17:10:21 2020
(r357087)
+++ head/sys/dev/ath/if_ath_rx.c Fri Jan 24 17:11:54 2020
(r357088)
@@ -647,6 +647,7 @@ ath_rx_pkt(struct ath_softc *sc, struct ath_rx_status
uint64_t tsf, int nf, HAL_RX_QUEUE qtype, struct ath_buf *bf,
struct mbuf *m)
{
+ struct epoch_tracker et;
uint64_t rstamp;
/* XXX TODO: make this an mbuf tag? */
struct ieee80211_rx_stats rxs;
@@ -941,6 +942,7 @@ rx_accept:
rxs.c_nf_ext[i] = nf;
}
+ NET_EPOCH_ENTER(et);
if (ni != NULL) {
/*
* Only punt packets for ampdu reorder processing for
@@ -986,6 +988,7 @@ rx_accept:
type = ieee80211_input_mimo_all(ic, m);
m = NULL;
}
+ NET_EPOCH_EXIT(et);
/*
* At this point we have passed the frame up the stack; thus
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