partially merge revision(s) 5f69a7f60467fa58c2f998daffab43e118bff36c: [Backport #17666]

Co-authored-by: Samuel Williams <@ioquatix>
https://github.com/nagachika/ruby/pull/1/commits/2cee515f024f3295945f312cb6b052f972f9c93d

1 files changed, 5 insertions, 0 deletions

diff --git a/cont.c b/cont.c
index a8250c3273..aad7612b25 100644
--- a/cont.c
+++ b/cont.c
@@ -1155,6 +1155,11 @@ VALUE rb_fiberptr_self(struct rb_fiber_struct *fiber)
     return fiber->cont.self;
 }
 
+unsigned int rb_fiberptr_blocking(struct rb_fiber_struct *fiber)
+{
+    return fiber->blocking;
+}
+
 // This is used for root_fiber because other fibers call cont_init_mjit_cont through cont_new.
 void
 rb_fiber_init_mjit_cont(struct rb_fiber_struct *fiber)