Re: [PATCH 3/7] seccomp_filter: Enable ftrace-based system callfiltering

[Frederic Weisbecker]

On Wed, Apr 27, 2011 at 10:08:47PM -0500, Will Drewry wrote:
> This change adds a new seccomp mode based on the work by
> agl@xxxxxxxxxxxxx This mode comes with a bitmask of NR_syscalls size and
> an optional linked list of seccomp_filter objects. When in mode 2, all

Since you now use the filters. Why not using them to filter syscalls
entirely rather than using a bitmap of allowed syscalls?

You have the "nr" field in syscall tracepoints.
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