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authorJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:18:31 +0300
committerJosé Pekkarinen <jose.pekkarinen@nokia.com>2016-05-18 13:42:15 +0300
commit437fd90c0250dee670290f9b714253671a990160 (patch)
treeb871786c360704244a07411c69fb58da9ead4a06 /qemu/hw/9pfs/coth.c
parent5bbd6fe9b8bab2a93e548c5a53b032d1939eec05 (diff)
These changes are the raw update to qemu-2.6.
Collission happened in the following patches: migration: do cleanup operation after completion(738df5b9) Bug fix.(1750c932f86) kvmclock: add a new function to update env->tsc.(b52baab2) The code provided by the patches was already in the upstreamed version. Change-Id: I3cc11841a6a76ae20887b2e245710199e1ea7f9a Signed-off-by: José Pekkarinen <jose.pekkarinen@nokia.com>
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);
+}