issue with SIGPROF signal handler on ARM

Carlos O'Donell carlos@systemhalted.org
Thu Oct 11 13:55:00 GMT 2007


On 10/11/07, Arvind Ayyangar <arvind.ayyangar@gmail.com> wrote:
> On 10/11/07, Carlos O'Donell <carlos@systemhalted.org> wrote:
> > > Does the kernel fill the register values in the k_sigcontext structure  ?
> >
> > Yes, the kernel fills the register values in the sigcontext structure
> > passed to the signal handler.
>
> Does that mean the prototype for the signal handler needs to be
> changed in order for it to work correctly ?

If this used to work, and the kernel change was deliberate, and an ABI
break was expected, then yes, userspace should change to match the
kernel.

Cheers,
Carlos.



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