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authorDr. David Alan Gilbert <dgilbert@redhat.com>2015-11-05 18:11:04 +0000
committerJuan Quintela <quintela@redhat.com>2015-11-10 15:00:27 +0100
commitf0a227ade4b0331c9e12fc01f8b74e2531fd496d (patch)
tree23a8a5aa128c2ebb7410146c3c40aacbbe244765 /include/migration/migration.h
parent1caddf8a819d83027d897997c0af10c426f88633 (diff)
postcopy: ram_enable_notify to switch on userfault
Mark the area of RAM as 'userfault' Start up a fault-thread to handle any userfaults we might receive from it (to be filled in later) Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: David Gibson <david@gibson.dropbear.id.au> Reviewed-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Amit Shah <amit.shah@redhat.com> Signed-off-by: Juan Quintela <quintela@redhat.com>
Diffstat (limited to 'include/migration/migration.h')
-rw-r--r--include/migration/migration.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/migration/migration.h b/include/migration/migration.h
index 6e42b58dc3..2ad0d2b9dd 100644
--- a/include/migration/migration.h
+++ b/include/migration/migration.h
@@ -86,6 +86,9 @@ struct MigrationIncomingState {
*/
QemuEvent main_thread_load_event;
+ QemuThread fault_thread;
+ QemuSemaphore fault_thread_sem;
+
/* For the kernel to send us notifications */
int userfault_fd;
QEMUFile *to_src_file;