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

2015-05-26 Thread Daniel Borkmann
On 05/26/2015 07:45 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 that would ... Noticed a newline accidentally slipped in,

[PATCH net-next] 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 that would need 70 passes on x86_64 to actually converge for being sucessfully JITed. Effectively, all jumps are