[android-porting] pty cannot write any more after pppd exit

Hi, all I start up pppd over a mux channel, and it can work well. And I also implement the method requestDeactiveDataCall() of RIL_REQUEST_DEACTIVATE_DATA_CALL request in ril. In requestDeactiveDataCall() function, I stop the pppd by setting a property which is define in init.rc. Pppd receives

Re: [android-porting] pty cannot write any more after pppd exit

Is the channel crashed? (just guset) : ) On Tue, Feb 2, 2010 at 2:35 PM, hongxue.ren bigc...@gmail.com wrote: Hi, all I start up pppd over a mux channel, and it can work well. And I also implement the method requestDeactiveDataCall() of RIL_REQUEST_DEACTIVATE_DATA_CALL request in ril. In

Re: [android-porting] pty cannot write any more after pppd exit

How to examine if the channel is crashed. I never send command frame to mux control channel to shut it down. I suspect that the pty setting may exists some problem. Any suggestion? Thanks On Tue, Feb 2, 2010 at 3:21 PM, Xingwen Huang hxwsi...@gmail.com wrote: Is the channel crashed? (just

Re: [android-porting] pty cannot write any more after pppd exit

check the log of your muxd, set the option v, if the channal crashed, you would get some info. On Tue, Feb 2, 2010 at 3:41 PM, hongxue.ren bigc...@gmail.com wrote: How to examine if the channel is crashed. I never send command frame to mux control channel to shut it down. I suspect that the