diff options
| author | Bhasker Hariharan <bhaskerh@google.com> | 2021-03-24 12:08:24 -0700 |
|---|---|---|
| committer | gVisor bot <gvisor-bot@google.com> | 2021-03-24 12:11:44 -0700 |
| commit | e7ca2a51a89a8ff2c9f5adfdfa5b51be1b3faeb3 (patch) | |
| tree | 1abf748d2755526978f560abb67f29b6f83496c7 /pkg/tcpip/link | |
| parent | 72ff6a1cac6ab35132b4f79b1149590e103e5291 (diff) | |
Add POLLRDNORM/POLLWRNORM support.
On Linux these are meant to be equivalent to POLLIN/POLLOUT. Rather
than hack these on in sys_poll etc it felt cleaner to just cleanup
the call sites to notify for both events. This is what linux does
as well.
Fixes #5544
PiperOrigin-RevId: 364859977
Diffstat (limited to 'pkg/tcpip/link')
| -rw-r--r-- | pkg/tcpip/link/tun/device.go | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/pkg/tcpip/link/tun/device.go b/pkg/tcpip/link/tun/device.go index 80fb343c5..36af2a029 100644 --- a/pkg/tcpip/link/tun/device.go +++ b/pkg/tcpip/link/tun/device.go @@ -309,20 +309,20 @@ func (d *Device) Flags() Flags { // Readiness implements watier.Waitable.Readiness. func (d *Device) Readiness(mask waiter.EventMask) waiter.EventMask { - if mask&waiter.EventIn != 0 { + if mask&waiter.ReadableEvents != 0 { d.mu.RLock() endpoint := d.endpoint d.mu.RUnlock() if endpoint != nil && endpoint.NumQueued() == 0 { - mask &= ^waiter.EventIn + mask &= ^waiter.ReadableEvents } } - return mask & (waiter.EventIn | waiter.EventOut) + return mask & (waiter.ReadableEvents | waiter.WritableEvents) } // WriteNotify implements channel.Notification.WriteNotify. func (d *Device) WriteNotify() { - d.Notify(waiter.EventIn) + d.Notify(waiter.ReadableEvents) } // tunEndpoint is the link endpoint for the NIC created by the tun device. |