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authorBhasker Hariharan <bhaskerh@google.com>2021-03-24 12:08:24 -0700
committergVisor bot <gvisor-bot@google.com>2021-03-24 12:11:44 -0700
commite7ca2a51a89a8ff2c9f5adfdfa5b51be1b3faeb3 (patch)
tree1abf748d2755526978f560abb67f29b6f83496c7 /pkg/sentry/syscalls/epoll.go
parent72ff6a1cac6ab35132b4f79b1149590e103e5291 (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/sentry/syscalls/epoll.go')
-rw-r--r--pkg/sentry/syscalls/epoll.go2
1 files changed, 1 insertions, 1 deletions
diff --git a/pkg/sentry/syscalls/epoll.go b/pkg/sentry/syscalls/epoll.go
index d23a0068a..e115683f8 100644
--- a/pkg/sentry/syscalls/epoll.go
+++ b/pkg/sentry/syscalls/epoll.go
@@ -151,7 +151,7 @@ func WaitEpoll(t *kernel.Task, fd int32, max int, timeout int) ([]linux.EpollEve
}
w, ch := waiter.NewChannelEntry(nil)
- e.EventRegister(&w, waiter.EventIn)
+ e.EventRegister(&w, waiter.ReadableEvents)
defer e.EventUnregister(&w)
// Try to read the events again until we succeed, timeout or get