vhost_commit(bool started, bool changed) "Started: %d Changed: %d"
vhost_region_add_section(const char *name, uint64_t gpa, uint64_t size, uint64_t host) "%s: 0x%"PRIx64"+0x%"PRIx64" @ 0x%"PRIx64
vhost_region_add_section_abut(const char *name, uint64_t new_size) "%s: 0x%"PRIx64
+vhost_section(const char *name, int r) "%s:%d"
# hw/virtio/virtio.c
virtqueue_alloc_element(void *elem, size_t sz, unsigned in_num, unsigned out_num) "elem %p size %zd in_num %u out_num %u"
#include "hw/virtio/virtio-access.h"
#include "migration/blocker.h"
#include "sysemu/dma.h"
+#include "trace.h"
/* enabled until disconnected backend stabilizes */
#define _VHOST_DEBUG 1
static bool vhost_section(MemoryRegionSection *section)
{
- return memory_region_is_ram(section->mr) &&
+ bool result;
+ bool log_dirty = memory_region_get_dirty_log_mask(section->mr) &
+ ~(1 << DIRTY_MEMORY_MIGRATION);
+ result = memory_region_is_ram(section->mr) &&
!memory_region_is_rom(section->mr);
+
+ /* Vhost doesn't handle any block which is doing dirty-tracking other
+ * than migration; this typically fires on VGA areas.
+ */
+ result &= !log_dirty;
+
+ trace_vhost_section(section->mr->name, result);
+ return result;
}
static void vhost_begin(MemoryListener *listener)
trace_vhost_region_add_section(section->mr->name, mrs_gpa, mrs_size,
mrs_host);
- bool log_dirty = memory_region_get_dirty_log_mask(section->mr) &
- ~(1 << DIRTY_MEMORY_MIGRATION);
- if (log_dirty) {
- return;
- }
-
if (dev->n_tmp_sections) {
/* Since we already have at least one section, lets see if
* this extends it; since we're scanning in order, we only