The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=7a72e88781ae294aae6b97e1972cb19b2a670412
commit 7a72e88781ae294aae6b97e1972cb19b2a670412 Author: Konstantin Belousov <[email protected]> AuthorDate: 2025-08-23 14:42:19 +0000 Commit: Konstantin Belousov <[email protected]> CommitDate: 2025-10-18 05:12:36 +0000 kqueue: handle copy for netmap filters Reviewed by: markj Tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 2 weeks Differential revision: https://reviews.freebsd.org/D52045 --- sys/dev/netmap/netmap_freebsd.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) diff --git a/sys/dev/netmap/netmap_freebsd.c b/sys/dev/netmap/netmap_freebsd.c index ac267a66d669..9fb4370129f3 100644 --- a/sys/dev/netmap/netmap_freebsd.c +++ b/sys/dev/netmap/netmap_freebsd.c @@ -1407,19 +1407,34 @@ netmap_knwrite(struct knote *kn, long hint) return netmap_knrw(kn, hint, POLLOUT); } +static int +netmap_kncopy(struct knote *kn, struct proc *p1) +{ + struct netmap_priv_d *priv; + struct nm_selinfo *si; + + priv = kn->kn_hook; + si = priv->np_si[kn->kn_filter == EVFILT_WRITE ? NR_TX : NR_RX]; + NMG_LOCK(); + si->kqueue_users++; + NMG_UNLOCK(); + return (0); +} + static const struct filterops netmap_rfiltops = { .f_isfd = 1, .f_detach = netmap_knrdetach, .f_event = netmap_knread, + .f_copy = netmap_kncopy, }; static const struct filterops netmap_wfiltops = { .f_isfd = 1, .f_detach = netmap_knwdetach, .f_event = netmap_knwrite, + .f_copy = netmap_kncopy, }; - /* * This is called when a thread invokes kevent() to record * a change in the configuration of the kqueue().
