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authorElena Ufimtseva <elena.ufimtseva@oracle.com>2021-01-29 11:46:10 -0500
committerStefan Hajnoczi <stefanha@redhat.com>2021-02-10 09:23:28 +0000
commitad22c3088b0e6354ed517fef38b548525765c05c (patch)
tree082f9941e8895de34dc834aa251425ce177b83a5 /include/sysemu
parentbebab91ebdfc591f8793a9a17370df1bfbe8b2ca (diff)
multi-process: define MPQemuMsg format and transmission functions
Defines MPQemuMsg, which is the message that is sent to the remote process. This message is sent over QIOChannel and is used to command the remote process to perform various tasks. Define transmission functions used by proxy and by remote. Signed-off-by: Jagannathan Raman <jag.raman@oracle.com> Signed-off-by: John G Johnson <john.g.johnson@oracle.com> Signed-off-by: Elena Ufimtseva <elena.ufimtseva@oracle.com> Reviewed-by: Stefan Hajnoczi <stefanha@redhat.com> Message-id: 56ca8bcf95195b2b195b08f6b9565b6d7410bce5.1611938319.git.jag.raman@oracle.com [Replace struct iovec send[2] = {0} with {} to make clang happy as suggested by Peter Maydell <peter.maydell@linaro.org>. --Stefan] Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Diffstat (limited to 'include/sysemu')
-rw-r--r--include/sysemu/iothread.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/sysemu/iothread.h b/include/sysemu/iothread.h
index 0c5284dbbc..f177142f16 100644
--- a/include/sysemu/iothread.h
+++ b/include/sysemu/iothread.h
@@ -57,4 +57,10 @@ IOThread *iothread_create(const char *id, Error **errp);
void iothread_stop(IOThread *iothread);
void iothread_destroy(IOThread *iothread);
+/*
+ * Returns true if executing withing IOThread context,
+ * false otherwise.
+ */
+bool qemu_in_iothread(void);
+
#endif /* IOTHREAD_H */