Ilya Leoshkevich <i...@linux.ibm.com> writes:
> Currently dying to one of the core_dump_signal()s deadlocks, because
> dump_core_and_abort() calls start_exclusive() two times: first via
> stop_all_tasks(), and then via preexit_cleanup() ->
> qemu_plugin_user_exit().
>
> There are a number of ways to solve this: resume after dumping core;
> check cpu_in_exclusive_context() in qemu_plugin_user_exit(); or make
> {start,end}_exclusive() recursive. Pick the last option, since it's
> the most straightforward one.
>
> Fixes: da91c1920242 ("linux-user: Clean up when exiting due to a signal")
> Signed-off-by: Ilya Leoshkevich <i...@linux.ibm.com>
Reviewed-by: Alex Bennée <alex.ben...@linaro.org>
--
Alex Bennée
Virtualisation Tech Lead @ Linaro
