Re: RFC: Add dynamic list to version script

["H. J. Lu" <hjl at lucon dot org>]

On Thu, Aug 10, 2006 at 01:34:47AM +0930, Alan Modra wrote:
> On Wed, Aug 09, 2006 at 04:45:42PM +0200, Michael Matz wrote:
> > I don't know what forced_local semantics are exactly, so forgive me if I'm 
> > spelling out the obvious: the symbols not specified as dynamic symbols 
> > should be bound locally, but they should still be exported, for others to 
> > link against.  If that is what forced_local does, nice, but from what I 
> > read in elflink.c it seems that it's doing something more?
> 
> Yes, forced_local does more.  I guess I should have read the entire
> thread before commenting.
> 
> "bound locally, but they should still be exported" says protected to me,
> but I gather you don't want to mark them STV_PROTECTED in the output
> because ld.so is slow resolving protected symbols for some reason.  So
> why can't ld.so be fixed?

Yes, protected symbols are expensive. I don't see a way to speed it
up. --dynamic-list is selective -Bsymbolic without DF_SYMBOLIC.


H.J.