Rex: remove kprobe entry generation from LLVM

Signed-off-by: Jinghao Jia <[email protected]>

Author: jinghao-jia

llvm/include/llvm/Transforms/Rex/RexProgType.def

@@ -1,4 +1,3 @@
-REX_PROG_TYPE_2(BPF_PROG_TYPE_KPROBE, kprobe, "kprobe", "uprobe")
 REX_PROG_TYPE_1(BPF_PROG_TYPE_PERF_EVENT, perf_event, "perf_event")
 REX_PROG_TYPE_1(BPF_PROG_TYPE_XDP, xdp, "xdp")
 REX_PROG_TYPE_2(BPF_PROG_TYPE_SCHED_CLS, sched_cls, "classifier", "tc")

llvm/lib/Transforms/Rex/RexInsertEntry.cpp

@@ -166,7 +166,7 @@ bool RexEntryInsertion::runOnModule(Module &M) const {
 
   LLVMContext &Context = M.getContext();
 
-    // FIXME: Temporary code to handle tracepoint programs
+    // FIXME: Temporary code to handle programs migrated to proc-macros
   for (Function &F: M.functions()) {
     if (F.hasSection() && F.getSection().starts_with("rex")) {
       F.setSection(F.getSection().substr(4));