Messages in this thread | | | Date | Sat, 28 Jan 2012 00:10:22 +0400 | From | Cyrill Gorcunov <> | Subject | Re: [RFC c/r 3/4] c/r: procfs: add arg_start/end, env_start/end and exit_code members to /proc/$pid/stat |
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On Fri, Jan 27, 2012 at 03:00:37PM -0500, KOSAKI Motohiro wrote: ... > > > + > > + seq_printf(m, "%d\n", task->exit_code); > > + > > Bad this part seems to make new side channel. exit_code is one of > inter process communication messages. IPC messages should NOT be > observed from completely unrelated proesses. >
You mean we need "permitted" test here, right?
Cyrill
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