Messages in this thread | | | Date | Tue, 17 Jan 2012 18:05:12 +0100 | From | Oleg Nesterov <> | Subject | Re: [RFC,PATCH 1/2] seccomp_filters: system call filtering using BPF |
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On 01/17, Andrew Lutomirski wrote: > > (is_compat_task says whether the executable was marked as 32-bit. The > actual execution mode is determined by the cs register, which the user > can control.
Confused... Afaics, TIF_IA32 says that the binary is 32-bit (this comes along with TS_COMPAT).
TS_COMPAT says that, say, the task did "int 80" to enters the kernel. 64-bit or not, we should treat is as 32-bit in this case.
No?
Oleg.
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