Hi David,
On Fri, Feb 19, 2010 at 1:13 AM, David Daney <ddaney@xxxxxxxxxxxxxxxxxx> wrote:
> This is a preliminary patch to add a vdso to all user processes.
> Still missing are ELF headers and .eh_frame information. But it is
> enough to allow us to move signal trampolines off of the stack. Note
> that emulation of branch delay slots in the FPU emulator still
> requires the stack.
>
> We allocate a single page (the vdso) and write all possible signal
> trampolines into it. The stack is moved down by one page and the vdso
> is mapped into this space.
Is there anything special required (i.e. special glibc, ..) to make use of these
fine patches?
Thanks,
Manuel Lauss
