diff options
| author | Simon Schippers <simon.schippers@tu-dortmund.de> | 2026-07-28 11:22:39 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2026-07-29 17:12:27 -0700 |
| commit | 8f83be72d9f5ef16c4a908450d0d993e8ec99d34 (patch) | |
| tree | adf98f722eecf6a0b3465a7cfe1ed47dc1dd0e59 /drivers/net/tun.c | |
| parent | 6bc85579c3bbb2f088cbac849c5dc2a134dda736 (diff) | |
Revert "vhost-net: wake queue of tun/tap after ptr_ring consume"
This reverts commit baf808fe4fcd35767ab732b4ab2ea80dabfd97a6.
There is no netdev queue left to wake after reverting
commit 1d6e569b7d0c ("tun/tap & vhost-net: avoid ptr_ring tail-drop
when a qdisc is present").
Signed-off-by: Simon Schippers <simon.schippers@tu-dortmund.de>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Link: https://patch.msgid.link/20260728092240.250257-4-simon.schippers@tu-dortmund.de
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to 'drivers/net/tun.c')
| -rw-r--r-- | drivers/net/tun.c | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/drivers/net/tun.c b/drivers/net/tun.c index ec5573f545af..39abc3078097 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -3787,29 +3787,6 @@ struct ptr_ring *tun_get_tx_ring(struct file *file) } EXPORT_SYMBOL_GPL(tun_get_tx_ring); -/* Callers must hold ring.consumer_lock */ -void tun_wake_queue(struct file *file, int consumed) -{ - struct tun_file *tfile; - struct tun_struct *tun; - - if (file->f_op != &tun_fops) - return; - - tfile = file->private_data; - if (!tfile) - return; - - rcu_read_lock(); - - tun = rcu_dereference(tfile->tun); - if (tun) - __tun_wake_queue(tun, tfile, consumed); - - rcu_read_unlock(); -} -EXPORT_SYMBOL_GPL(tun_wake_queue); - module_init(tun_init); module_exit(tun_cleanup); MODULE_DESCRIPTION(DRV_DESCRIPTION); |