On Thu, Aug 22, 2013 at 1:44 PM, Joseph S. Myers <[email protected]> wrote: > On Thu, 22 Aug 2013, Finn Thain wrote: >> Losing a register also hurts performance. Someone suggested moving >> get/set_thread_area to a VDSO (as well as the atomic ops). As I understand >> it, this need not break the ABI and should be faster than the TLS system >> calls. > > The vDSO support has been there in glibc ever since the NPTL port was > first added. I've no idea why the kernel changes still haven't gone in.
I didn't know that. Seems to be recent work, cfr. https://github.com/Xilinx/glibc/blob/master/ports/ChangeLog.m68k ? Where can I find the kernel changes? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- [email protected] In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe from this list: send the line "unsubscribe linux-m68k" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
