Re: [RFC PATCH net-next 0/6] seccomp filter JIT

Heiko Carstens
2013-04-26T11:25:39Z

On Fri, Apr 26, 2013 at 03:51:40AM -0400, Xi Wang wrote:
> This patchset brings JIT support to seccomp filters for x86_64 and ARM.
> It is against the net-next tree.
>
> The current BPF JIT interface only accepts sk_filter, not seccomp_filter.
> Patch 1/6 refactors the interface to make it more general.
>
> With the refactored interface, patches 2/6 and 3/6 implement the seccomp
> BPF_S_ANC_SECCOMP_LD_W instruction in x86 & ARM JIT.
>
> Status:
>
> * x86_64 & ARM: JIT tested with seccomp examples.
>
> * powerpc [4/6]: no seccomp change - compile checked.
>
> * sparc [5/6] & s390 [6/6]: no seccomp change - untested.
>
> Sorry I have no sparc or s390 build environment here. Can someone help
> check 5/6 and 6/6? Thanks.

Your patches are against which tree?
They don't apply on top of linux-next or Linus' linux tree.

Btw. are there any test cases around for BPF JIT?
Not only for the new seccomp but also netfilter?