On Tue, Nov 2, 2021 at 5:37 PM Richard Henderson <
richard.henderson@linaro.org> wrote:
> On 11/2/21 6:52 PM, Warner Losh wrote:
> > Until the signal support is merged from the bsd-user fork, we need stubs
> > for cpu_loop_exit_sigsegv and cpu_loop_exit_sigbus to link. These call
> > abort after logging a message. Since singals aren't supported here
> > yet, this is sufficient.
> >
> > Signed-off-by: Warner Losh <imp@bsdimp.com>
> > ---
> > bsd-user/signal.c | 21 +++++++++++++++++++++
> > 1 file changed, 21 insertions(+)
> >
> > diff --git a/bsd-user/signal.c b/bsd-user/signal.c
> > index 0c1093deb1..05b277c642 100644
> > --- a/bsd-user/signal.c
> > +++ b/bsd-user/signal.c
> > @@ -20,6 +20,11 @@
> > #include "qemu/osdep.h"
> > #include "qemu.h"
> >
> > +/*
> > + * Stubbed out routines until we merge signal support from bsd-user
> > + * fork.
> > + */
> > +
> > /*
> > * Queue a signal so that it will be send to the virtual CPU as soon as
> > * possible.
> > @@ -36,3 +41,19 @@ void signal_init(void)
> > void process_pending_signals(CPUArchState *cpu_env)
> > {
> > }
> > +
> > +void cpu_loop_exit_sigsegv(CPUState *cpu, target_ulong addr,
> > + MMUAccessType access_type, bool maperr,
> uintptr_t ra)
> > +{
> > + qemu_log_mask(LOG_UNIMP, "No signal support for SIGSEGV\n");
> > + /* unreachable */
> > + abort();
> > +}
> > +
> > +void cpu_loop_exit_sigbus(CPUState *cpu, target_ulong addr,
> > + MMUAccessType access_type, uintptr_t ra)
> > +{
> > + qemu_log_mask(LOG_UNIMP, "No signal support for SIGBUS\n");
> > + /* unreachable */
> > + abort();
> > +}
> >
>
> I'm going to apply this directly to master as a build fix.
> Sorry about that.
>
Works for me. I just cherry-picked and the build works with it.
Warner