I try to hotplug 28 * 8 multiple-function devices to guest with
old host kernel, ioeventfds in host kernel will be exhausted, then
qemu fails to allocate ioeventfds for blk/nic devices.
It's better to add detail error here.
Signed-off-by: Amos Kong <akong@redhat.com>
Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com>
Signed-off-by: Gleb Natapov <gleb@redhat.com>
data, true, int128_get64(section->size),
match_data);
if (r < 0) {
+ fprintf(stderr, "%s: error adding ioeventfd: %s\n",
+ __func__, strerror(-r));
abort();
}
}
data, true, int128_get64(section->size),
match_data);
if (r < 0) {
+ fprintf(stderr, "%s: error adding ioeventfd: %s\n",
+ __func__, strerror(-r));
abort();
}
}