Description: when sending migration buffer, retry on -EAGAIN
 Otherwise getting EAGAIN causes us to call the migration an error.
 This is not forwarded upstream because the code is no longer used
 upstream.
Author: Serge Hallyn <serge.hallyn@ubuntu.com>
Bug-Ubuntu: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/1157626
Forwarded: no

Index: qemu-1.4.0+dfsg/migration.c
===================================================================
--- qemu-1.4.0+dfsg.orig/migration.c	2013-04-02 14:51:27.000000000 -0500
+++ qemu-1.4.0+dfsg/migration.c	2013-04-02 14:54:09.329255384 -0500
@@ -305,7 +305,7 @@ static ssize_t migrate_fd_put_buffer(Mig
 
     do {
         ret = s->write(s, data, size);
-    } while (ret == -1 && ((s->get_error(s)) == EINTR));
+    } while (ret == -1 && ((s->get_error(s)) == EINTR || (s->get_error(s)) == -EAGAIN));
 
     if (ret == -1)
         ret = -(s->get_error(s));