Re: [PATCH v2 2/5] objtool: Fix ORC unwinding in non-JIT BPF generated code

From: Alexei Starovoitov
Date: Fri Jun 14 2019 - 17:28:02 EST


On Fri, Jun 14, 2019 at 2:19 PM Josh Poimboeuf <jpoimboe@xxxxxxxxxx> wrote:
> > > > >
> > > > > +#define JUMP_TABLE_SYM_PREFIX "jump_table."
> > > >
> > > > since external tool will be looking at it should it be named
> > > > "bpf_jump_table." to avoid potential name conflicts?
> > > > Or even more unique name?
> > > > Like "bpf_interpreter_jump_table." ?
> > >
> > > No, the point is that it's a generic feature which can also be used any
> > > non-BPF code which might also have a jump table.
> >
> > and you're proposing to name all such jump tables in the kernel
> > as static foo jump_table[] ?
>
> That's the idea.

Then it needs much wider discussion.
I suggest to rename it to "bpf_interpreter_jump_table."
so it can be resolved now for this specific issue.
While bigger kernel-wide naming convention get resolved.
Later we can rename it to whatever the "standard name for jump table"
will be.