If use symlinks it can work well. But why program in userspace can prevent driver release the node? The program just open the node, nothing else. At 2014-08-08 10:08:59, "Greg KH" <greg@xxxxxxxxx> wrote: >On Fri, Aug 08, 2014 at 09:24:22AM +0800, w wrote: >> >> >> https://bugzilla.kernel.org/show_bug.cgi?id=81801 >> >> Bug ID: 81801 >> >> Summary: driver option create ttyUSB > >I don't understand the problem, the kernel is working properly here, >right? > >What userspace program is keeping your device node open to prevent it >from being reused? > >And, why not use the symlinks in /dev/serial/ they will always work >properly here, right? > >thanks, > >greg k-h ��.n��������+%������w��{.n�����{���)�� jg��� �����ݢj����G���� ���j:+v���w�m������w�������h�����٥
