um: Monitor error events in IRQ controller

Ensure that file closes, connection closes, etc are propagated
as interrupts in the interrupt controller.

Fixes: ff6a17989c08 ("Epoll based IRQ controller")
Signed-off-by: Anton Ivanov <anton.ivanov@cambridgegreys.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

diff --git a/arch/um/os-Linux/irq.c b/arch/um/os-Linux/irq.c
index aa90a05b3d7857b730e02d288c5140e8b2e1f947..98ea910ef87cd34b62338d2d90bb00d440f00273 100644 (file)
--- a/arch/um/os-Linux/irq.c
+++ b/arch/um/os-Linux/irq.c
@@ -48,7 +48,7 @@ int os_epoll_triggered(int index, int events)
 int os_event_mask(enum um_irq_type irq_type)
 {
        if (irq_type == IRQ_READ)
-               return EPOLLIN | EPOLLPRI;
+               return EPOLLIN | EPOLLPRI | EPOLLERR | EPOLLHUP | EPOLLRDHUP;
        if (irq_type == IRQ_WRITE)
                return EPOLLOUT;
        return 0;