diff options
| author | Anthony PERARD <anthony.perard@citrix.com> | 2012-10-03 13:48:19 +0000 |
|---|---|---|
| committer | Stefano Stabellini <stefano.stabellini@eu.citrix.com> | 2012-10-03 13:48:19 +0000 |
| commit | 39f42439d0629d3921629dc4b38e68df8f2f7b83 (patch) | |
| tree | 4d473e54a7d1d53f54b7451dceabd855bc245dc4 /xen-all.c | |
| parent | aabc8530c7ba2be89e21463f051056ad7c255e6e (diff) | |
QMP, Introduce xen-set-global-dirty-log command.
This command is used during a migration of a guest under Xen. It calls
memory_global_dirty_log_start or memory_global_dirty_log_stop according to the
argument pass to the command.
Signed-off-by: Anthony PERARD <anthony.perard@citrix.com>
Reviewed-by: Luiz Capitulino <lcapitulino@redhat.com>
Diffstat (limited to 'xen-all.c')
| -rw-r--r-- | xen-all.c | 15 |
1 files changed, 15 insertions, 0 deletions
@@ -14,6 +14,7 @@ #include "hw/pc.h" #include "hw/xen_common.h" #include "hw/xen_backend.h" +#include "qmp-commands.h" #include "range.h" #include "xen-mapcache.h" @@ -36,6 +37,7 @@ static MemoryRegion ram_memory, ram_640k, ram_lo, ram_hi; static MemoryRegion *framebuffer; +static bool xen_in_migration; /* Compatibility with older version */ #if __XEN_LATEST_INTERFACE_VERSION__ < 0x0003020a @@ -552,10 +554,14 @@ static void xen_log_sync(MemoryListener *listener, MemoryRegionSection *section) static void xen_log_global_start(MemoryListener *listener) { + if (xen_enabled()) { + xen_in_migration = true; + } } static void xen_log_global_stop(MemoryListener *listener) { + xen_in_migration = false; } static void xen_eventfd_add(MemoryListener *listener, @@ -588,6 +594,15 @@ static MemoryListener xen_memory_listener = { .priority = 10, }; +void qmp_xen_set_global_dirty_log(bool enable, Error **errp) +{ + if (enable) { + memory_global_dirty_log_start(); + } else { + memory_global_dirty_log_stop(); + } +} + /* VCPU Operations, MMIO, IO ring ... */ static void xen_reset_vcpu(void *opaque) |