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
Create and record the rt signal trampoline. Use it when the guest does not use SA_RESTORER. Reviewed-by: Max Filippov <jcmvbkbc@gmail.com> Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org> Message-Id: <20210929130553.121567-25-richard.henderson@linaro.org> Signed-off-by: Laurent Vivier <laurent@vivier.eu>