[PATCH] gdb: convert maintenance target-async and target-non-stop settings to callbacks

[Simon Marchi]

On 2021-11-24 22:11, Simon Marchi via Gdb-patches wrote:
> From: Simon Marchi <simon.marchi@efficios.com>
> 
> This simplifies things a bit, as we don't need two variables and think
> about reverting target_async_permitted_1 and target_non_stop_enabled_1
> values if we can't change the setting.
> 
> Change-Id: I36acab045dacf02ae1988486cfdb27c1dff309f6

I pushed this.

Simon