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[Qemu-devel] [PATCH 1/5] Add an explanation of when a function should be

From: Charlie Shepherd
Subject: [Qemu-devel] [PATCH 1/5] Add an explanation of when a function should be marked coroutine_fn
Date: Mon, 5 Aug 2013 20:44:03 +0200

From: Charlie Shepherd <address@hidden>

Coroutine functions that can yield directly or indirectly should be annotated
with a coroutine_fn annotation. Add an explanation to that effect in
 include/block/coroutine.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/block/coroutine.h b/include/block/coroutine.h
index 377805a..3b94b6d 100644
--- a/include/block/coroutine.h
+++ b/include/block/coroutine.h
@@ -37,6 +37,9 @@
  * static checker support for catching such errors.  This annotation might make
  * it possible and in the meantime it serves as documentation.
+ * A function must be marked with coroutine_fn if it can yield execution, 
+ * directly or indirectly.
+ *
  * For example:
  *   static void coroutine_fn foo(void) {

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