marcandre.lur...@redhat.com writes: > From: Marc-André Lureau <marcandre.lur...@redhat.com> > > Simplify the interrupt handling by having a single callback on irq&msi > cases. Remove usage of CharDriver, replace it with > qemu_set_fd_handler(). Use event_notifier_test_and_clear() to read the > eventfd. > > Before this patch, ivshmem writes the first byte received to > s->intrstatus. But ivshmem_device_spec.txt says "The status register is > set to 1 when an interrupt occurs."
Suggest to add: Fortunately, the byte usually comes from another ivshmem device, and those always write 1. > After this commit, follows the > specification, set to 1 when an interrupt occurs. > > Signed-off-by: Marc-André Lureau <marcandre.lur...@redhat.com> Acked-by: Markus Armbruster <arm...@redhat.com>
