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author | Mateusz Guzik <mjg@FreeBSD.org> | 2022-08-19 21:20:51 +0000 |
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committer | Mateusz Guzik <mjg@FreeBSD.org> | 2022-08-20 09:44:05 +0000 |
commit | 497240def87cf93a6420ff4dd5396ae9ae569dfb (patch) | |
tree | 461627ed1e84ecc4265306460579b8176d34dde7 /sys/net | |
parent | 02d0c43c9e53b3055b17719a184a813032040f79 (diff) | |
download | src-497240def87cf93a6420ff4dd5396ae9ae569dfb.tar.gz src-497240def87cf93a6420ff4dd5396ae9ae569dfb.zip |
Retire clone_drain_lock
It is only ever xlocked in drain_dev_clone_events and the only consumer of
that routine does not need it -- eventhandler code already makes sure the
relevant callback is no longer running.
Reviewed by: kib
Differential Revision: https://reviews.freebsd.org/D36268
Diffstat (limited to 'sys/net')
-rw-r--r-- | sys/net/if_tuntap.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/sys/net/if_tuntap.c b/sys/net/if_tuntap.c index bd9fc811d19f..5e1e60933caa 100644 --- a/sys/net/if_tuntap.c +++ b/sys/net/if_tuntap.c @@ -707,7 +707,6 @@ tun_uninit(const void *unused __unused) EVENTHANDLER_DEREGISTER(ifnet_arrival_event, arrival_tag); EVENTHANDLER_DEREGISTER(dev_clone, clone_tag); - drain_dev_clone_events(); mtx_lock(&tunmtx); while ((tp = TAILQ_FIRST(&tunhead)) != NULL) { |