Re: [PATCH 2/3] [RFC] seccomp: give BPF x32 bit when restoring x32 filter

From: H. Peter Anvin
Date: Fri Jul 11 2014 - 12:45:08 EST

On 07/11/2014 09:36 AM, Paul Moore wrote:
> Arguably audit is broken anyway by not correctly treating syscall numbers as
> 32 bit integers like everyone else.

That is really the root cause of the problem. x86 is not the only
architecture with a sparse syscall numbering scheme (in fact the x32
method was based on the MIPS syscall numbering scheme.)

What syscall_get_nr() returns becomes a matter of definition at that point.


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