Re: [PATCH net-next v2] test_bpf: add similarly conflicting jump test case only for classic

2015-05-27 Thread David Miller
From: Daniel Borkmann dan...@iogearbox.net Date: Tue, 26 May 2015 22:35:43 +0200 While 3b52960266a3 (test_bpf: add more eBPF jump torture cases) added the int3 bug test case only for eBPF, which needs exactly 11 passes to converge, here's a version for classic BPF with 11 passes, and one that

[PATCH net-next v2] test_bpf: add similarly conflicting jump test case only for classic

2015-05-26 Thread Daniel Borkmann
While 3b52960266a3 (test_bpf: add more eBPF jump torture cases) added the int3 bug test case only for eBPF, which needs exactly 11 passes to converge, here's a version for classic BPF with 11 passes, and one that would need 70 passes on x86_64 to actually converge for being successfully JITed.

Re: [PATCH net-next v2] test_bpf: add similarly conflicting jump test case only for classic

2015-05-26 Thread Alexei Starovoitov
On 5/26/15 1:35 PM, Daniel Borkmann wrote: While 3b52960266a3 (test_bpf: add more eBPF jump torture cases) added the int3 bug test case only for eBPF, which needs exactly 11 passes to converge, here's a version for classic BPF with 11 passes, and one that would need 70 passes on x86_64 to