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authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/hw/9pfs/coth.c
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (diff)
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/hw/9pfs/coth.c')
-rw-r--r--qemu/hw/9pfs/coth.c42
1 files changed, 42 insertions, 0 deletions
diff --git a/qemu/hw/9pfs/coth.c b/qemu/hw/9pfs/coth.c
new file mode 100644
index 000000000..464293ef2
--- /dev/null
+++ b/qemu/hw/9pfs/coth.c
@@ -0,0 +1,42 @@
+/*
+ * 9p backend
+ *
+ * Copyright IBM, Corp. 2010
+ *
+ * Authors:
+ * Harsh Prateek Bora <harsh@linux.vnet.ibm.com>
+ * Venkateswararao Jujjuri(JV) <jvrao@linux.vnet.ibm.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2. See
+ * the COPYING file in the top-level directory.
+ *
+ */
+
+#include "qemu/osdep.h"
+#include "qemu-common.h"
+#include "block/thread-pool.h"
+#include "qemu/coroutine.h"
+#include "qemu/main-loop.h"
+#include "coth.h"
+
+/* Called from QEMU I/O thread. */
+static void coroutine_enter_cb(void *opaque, int ret)
+{
+ Coroutine *co = opaque;
+ qemu_coroutine_enter(co, NULL);
+}
+
+/* Called from worker thread. */
+static int coroutine_enter_func(void *arg)
+{
+ Coroutine *co = arg;
+ qemu_coroutine_enter(co, NULL);
+ return 0;
+}
+
+void co_run_in_worker_bh(void *opaque)
+{
+ Coroutine *co = opaque;
+ thread_pool_submit_aio(aio_get_thread_pool(qemu_get_aio_context()),
+ coroutine_enter_func, co, coroutine_enter_cb, co);
+}