Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread Todd Kjos
On Fri, Nov 9, 2018 at 9:43 PM chouryzhou(周威) wrote: > > > > > > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists, it > > > will be a static > > > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by > > > me) with > > > no namespace-ization. You will get

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread Todd Kjos
On Fri, Nov 9, 2018 at 9:43 PM chouryzhou(周威) wrote: > > > > > > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists, it > > > will be a static > > > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by > > > me) with > > > no namespace-ization. You will get

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread 周威
> > > I still don't understand the dependencies on SYSVIPC or POSIX_MQUEUE. > > > It seems like this mechanism would work even if both are disabled -- > > > as long as IPC_NS is enabled. Seems cleaner to change init/Kconfig and > > > allow IPC_NS if CONFIG_ANDROID_BINDER_IPC and change this line

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread 周威
> > > I still don't understand the dependencies on SYSVIPC or POSIX_MQUEUE. > > > It seems like this mechanism would work even if both are disabled -- > > > as long as IPC_NS is enabled. Seems cleaner to change init/Kconfig and > > > allow IPC_NS if CONFIG_ANDROID_BINDER_IPC and change this line

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread 周威
> > > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists,  it will > > be a static > > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by > > me) with > > no namespace-ization. You will get the same one in all processes, > > everything is > > the same as 

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread 周威
> > > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists,  it will > > be a static > > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by > > me) with > > no namespace-ization. You will get the same one in all processes, > > everything is > > the same as 

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread Todd Kjos
On Fri, Nov 9, 2018 at 8:43 PM chouryzhou(周威) wrote: > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists, it will > be a static > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by me) > with > no namespace-ization. You will get the same one in all

Re: Re: [PATCH V3] binder: ipc namespace support for android binder(Internet mail)

2018-11-09 Thread Todd Kjos
On Fri, Nov 9, 2018 at 8:43 PM chouryzhou(周威) wrote: > > If IPC_NS is disabled, "current-nsporxy->ipc_ns" will also exists, it will > be a static > reference of "init_ipc_ns" (in ipc/msgutil.c, not defined in binder.c by me) > with > no namespace-ization. You will get the same one in all