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crimson/os: instantiate future_type<> with future_stored_type

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to accommodate the change on seastar's side, which started to use
monostate for representing `void` return type, and hide this convention
using future_stored_type_t.

Signed-off-by: Kefu Chai <kchai@redhat.com>
This commit is contained in:
Kefu Chai 2020-09-09 11:25:03 +08:00
parent 5563e0584b
commit ebfed2b1ac
1 changed files with 5 additions and 4 deletions
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9
src/crimson/os/alienstore/thread_pool.h
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@ -24,9 +24,10 @@ struct WorkItem {
template<typename Func>
struct Task final : WorkItem {
using T = std::invoke_result_t<Func>;
using future_state_t = std::conditional_t<std::is_void_v<T>,
seastar::future_state<>,
seastar::future_state<T>>;
using future_stored_type_t =
std::conditional_t<std::is_void_v<T>,
seastar::internal::future_stored_type_t<>,
seastar::internal::future_stored_type_t<T>>;
using futurator_t = seastar::futurize<T>;
public:
explicit Task(Func&& f)
@ -56,7 +57,7 @@ public:
}
private:
Func func;
future_state_t state;
seastar::future_state<future_stored_type_t> state;
seastar::readable_eventfd on_done;
};