Re: [patch] Speed up find_pc_section

Jan Kratochvil
2009-08-26T22:45:59Z

On Wed, 26 Aug 2009 16:37:24 +0200, Paul Pluzhnikov wrote:
> When I extract vdso.so via attached dump-vdso.c (Fedora disallows
> reading of /proc/self/mem),

Sorry I did not expect a dumper would be needed. I usually dump VDSO
by GDB `dump memory' (after reading its address in /proc/PID/maps).

> I see this:

OK, reproduced, both native i386 and i386-on-x86_64 (thus vdso32 in general),
even with upstream kernel, posted:
http://marc.info/?l=linux-kernel&m=125132628701515&w=2

Still I understand your workaround is unfortunately needed for GDB.

Thanks,
Jan