Re: [RFC 0/2] __vdso_findsym

Ian Lance Taylor
2014-06-16T15:31:43Z

On Mon, Jun 16, 2014 at 7:38 AM, Andi Kleen <andi@firstfloor.org> wrote:
>> I think this issue started when some of the Go developers questioned
>> why the kernel needed to provide a very complex interface--parsing an
>> ELF shared shared library--for very simple functionality--looking up
>> the address of a magic function. This approach has required special
>> support not just in Go, but also in the dynamic linker and gdb, and
>> does not work well for statically linked binaries. The support in gdb
>> is perhaps a good idea, but elsewhere it does not make sense.
>>
>> So why not provide a simple interface?
>
> What good would it do now that everyone already supports it?

Do statically linked binaries use the vDSO calls?

Ian