Merge remote-tracking branch 'remotes/famz/tags/docker-and-block-pull-request' into staging

Docker and block patches

Two fairly small fixes.

# gpg: Signature made Fri 18 May 2018 10:17:06 BST
# gpg:                using RSA key CA35624C6A9171C6
# gpg: Good signature from "Fam Zheng <famz@redhat.com>"
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* remotes/famz/tags/docker-and-block-pull-request:
  iothread: fix epollfd leak in the process of delIOThread
  docker: Fix trivial typo
Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>

include/block/aio.h

@@ -554,6 +554,14 @@ static inline bool in_aio_context_home_thread(AioContext *ctx)
  */
 void aio_context_setup(AioContext *ctx);
 
+/**
+ * aio_context_destroy:
+ * @ctx: the aio context
+ *
+ * Destroy the aio context.
+ */
+void aio_context_destroy(AioContext *ctx);
+
 /**
  * aio_context_set_poll_params:
  * @ctx: the aio context

tests/docker/Makefile.include

@@ -46,7 +46,7 @@ docker-image-%: $(DOCKER_FILES_DIR)/%.docker
 
 docker-image-debian-powerpc-cross: EXTRA_FILES:=$(SRC_PATH)/tests/docker/dockerfiles/debian-apt-fake.sh
 
-# Enforce dependancies for composite images
+# Enforce dependencies for composite images
 docker-image-debian: docker-image-debian9
 docker-image-debian8-mxe: docker-image-debian8
 docker-image-debian-amd64: docker-image-debian9

util/aio-posix.c

@@ -45,11 +45,11 @@ struct AioHandler
 
 static void aio_epoll_disable(AioContext *ctx)
 {
-    ctx->epoll_available = false;
-    if (!ctx->epoll_enabled) {
+    ctx->epoll_enabled = false;
+    if (!ctx->epoll_available) {
         return;
     }
-    ctx->epoll_enabled = false;
+    ctx->epoll_available = false;
     close(ctx->epollfd);
 }
 
@@ -713,6 +713,13 @@ void aio_context_setup(AioContext *ctx)
 #endif
 }
 
+void aio_context_destroy(AioContext *ctx)
+{
+#ifdef CONFIG_EPOLL_CREATE1
+    aio_epoll_disable(ctx);
+#endif
+}
+
 void aio_context_set_poll_params(AioContext *ctx, int64_t max_ns,
                                  int64_t grow, int64_t shrink, Error **errp)
 {

util/aio-win32.c

@@ -407,6 +407,10 @@ void aio_context_setup(AioContext *ctx)
 {
 }
 
+void aio_context_destroy(AioContext *ctx)
+{
+}
+
 void aio_context_set_poll_params(AioContext *ctx, int64_t max_ns,
                                  int64_t grow, int64_t shrink, Error **errp)
 {

util/async.c

@@ -298,6 +298,7 @@ aio_ctx_finalize(GSource     *source)
     qemu_rec_mutex_destroy(&ctx->lock);
     qemu_lockcnt_destroy(&ctx->list_lock);
     timerlistgroup_deinit(&ctx->tlg);
+    aio_context_destroy(ctx);
 }
 
 static GSourceFuncs aio_source_funcs = {