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[Qemu-devel] [PATCH 13/41] ram: create trace event for migration sync bi
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH 13/41] ram: create trace event for migration sync bitmap |
Date: |
Tue, 2 Oct 2012 13:33:08 +0200 |
Signed-off-by: Juan Quintela <address@hidden>
Reviewed-by: Paolo Bonzini <address@hidden>
---
arch_init.c | 6 ++++++
trace-events | 4 ++++
2 files changed, 10 insertions(+)
diff --git a/arch_init.c b/arch_init.c
index 3a5fecc..cec3ead 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -45,6 +45,7 @@
#include "hw/pcspk.h"
#include "qemu/page_cache.h"
#include "qmp-commands.h"
+#include "trace.h"
#ifdef DEBUG_ARCH_INIT
#define DPRINTF(fmt, ...) \
@@ -358,7 +359,12 @@ static inline void migration_bitmap_set_dirty(MemoryRegion
*mr, int length)
static void migration_bitmap_sync(void)
{
+ uint64_t num_dirty_pages_init = ram_list.dirty_pages;
+
+ trace_migration_bitmap_sync_start();
memory_global_sync_dirty_bitmap(get_system_memory());
+ trace_migration_bitmap_sync_end(ram_list.dirty_pages
+ - num_dirty_pages_init);
}
diff --git a/trace-events b/trace-events
index f5b5097..818b261 100644
--- a/trace-events
+++ b/trace-events
@@ -917,6 +917,10 @@ ppm_save(const char *filename, void *display_surface) "%s
surface=%p"
savevm_section_start(void) ""
savevm_section_end(unsigned int section_id) "section_id %u"
+# arch_init.c
+migration_bitmap_sync_start(void) ""
+migration_bitmap_sync_end(uint64_t dirty_pages) "dirty_pages %" PRIu64""
+
# hw/qxl.c
disable qxl_interface_set_mm_time(int qid, uint32_t mm_time) "%d %d"
disable qxl_io_write_vga(int qid, const char *mode, uint32_t addr, uint32_t
val) "%d %s addr=%u val=%u"
--
1.7.11.4
- [Qemu-devel] [PATCH 07/41] migration: print expected downtime in info migrate, (continued)
- [Qemu-devel] [PATCH 07/41] migration: print expected downtime in info migrate, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 08/41] savevm: Factorize ram globals reset in its own function, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 14/41] Separate migration bitmap, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 09/41] ram: introduce migration_bitmap_set_dirty(), Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 11/41] ram: Export last_ram_offset(), Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 06/41] migration: export migrate_get_current(), Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 10/41] ram: Introduce migration_bitmap_test_and_reset_dirty(), Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 12/41] ram: introduce migration_bitmap_sync(), Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 17/41] buffered_file: rename opaque to migration_state, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 13/41] ram: create trace event for migration sync bitmap,
Juan Quintela <=
- [Qemu-devel] [PATCH 15/41] migration: Add dirty_pages_rate to query migrate output, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 20/41] buffered_file: unfold migrate_fd_put_ready, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 18/41] buffered_file: opaque is MigrationState, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 16/41] BufferedFile: append, then flush, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 19/41] buffered_file: unfold migrate_fd_put_buffer, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 21/41] buffered_file: unfold migrate_fd_wait_for_unfreeze, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 26/41] migration: make migrate_fd_wait_for_unfreeze() return errors, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 22/41] buffered_file: unfold migrate_fd_close, Juan Quintela, 2012/10/02
- [Qemu-devel] [PATCH 30/41] savevm: make qemu_fflush() return an error code, Juan Quintela, 2012/10/02