On Thu, Jun 08, 2023 at 03:01:36PM -0700, Alexei Starovoitov wrote:
On Wed, Jun 7, 2023 at 2:04 PM Krister Johansen kjlx@templeofstupid.com wrote:
Cc: stable@vger.kernel.org Fixes: 1c2a088a6626 ("bpf: x64: add JIT support for multi-function programs") Signed-off-by: Krister Johansen kjlx@templeofstupid.com
kernel/bpf/verifier.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/kernel/bpf/verifier.c b/kernel/bpf/verifier.c index 5871aa78d01a..d6939db9fbf9 100644 --- a/kernel/bpf/verifier.c +++ b/kernel/bpf/verifier.c @@ -17242,6 +17242,7 @@ static int jit_subprogs(struct bpf_verifier_env *env) prog->jited = 1; prog->bpf_func = func[0]->bpf_func; prog->jited_len = func[0]->jited_len;
prog->aux->extable = func[0]->aux->extable;Why not to do this hunk and what I suggested earlier: start from func=1 ? That will address double ksym insertion that Yonghong mentioned.
Sure thing. Yonghong and you have convinced me.
I'll send out a v3 with all changes requested so far.
-K