On 08/11/2014 03:34 AM, arei.gonglei@huawei.com wrote:
> From: Gonglei <arei.gonglei@huawei.com>
> 
> Technically, fcntl(soc, F_SETFL, O_NONBLOCK)
> is incorrect since it clobbers all other file flags.
> We can use F_GETFL to get the current flags, set or
> clear the O_NONBLOCK flag, then use F_SETFL to set the flags.
> 
> Using the qemu_set_nonblock() wrapper.
> 
> Signed-off-by: Wangxin <wangxinxin.wang@huawei.com>
> Signed-off-by: Gonglei <arei.gonglei@huawei.com>
> ---
>  qemu-char.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org