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authoraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2008-10-06 14:02:03 +0000
committeraliguori <aliguori@c046a42c-6fe2-441c-8c8c-71466251a162>2008-10-06 14:02:03 +0000
commit74576198d7831674506a8f2142a5fd853584a9ff (patch)
treec0ae5584a8d2b06f41fe3206f20ff3e562fb4f69 /cpu-all.h
parentc6ca28d636cdc24574aa1822f5f424de5dc89758 (diff)
Add dirty tracking for live migration
This patch adds a dirty tracking bit for live migration. We use 0x08 because kqemu uses 0x04. Signed-off-by: Anthony Liguori <aliguori@us.ibm.com> git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5433 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'cpu-all.h')
-rw-r--r--cpu-all.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/cpu-all.h b/cpu-all.h
index db84423dcf..cdd79bc73a 100644
--- a/cpu-all.h
+++ b/cpu-all.h
@@ -904,8 +904,10 @@ void cpu_physical_memory_write_rom(target_phys_addr_t addr,
int cpu_memory_rw_debug(CPUState *env, target_ulong addr,
uint8_t *buf, int len, int is_write);
-#define VGA_DIRTY_FLAG 0x01
-#define CODE_DIRTY_FLAG 0x02
+#define VGA_DIRTY_FLAG 0x01
+#define CODE_DIRTY_FLAG 0x02
+#define KQEMU_DIRTY_FLAG 0x04
+#define MIGRATION_DIRTY_FLAG 0x08
/* read dirty bit (return 0 or 1) */
static inline int cpu_physical_memory_is_dirty(ram_addr_t addr)
@@ -928,6 +930,10 @@ void cpu_physical_memory_reset_dirty(ram_addr_t start, ram_addr_t end,
int dirty_flags);
void cpu_tlb_update_dirty(CPUState *env);
+int cpu_physical_memory_set_dirty_tracking(int enable);
+
+int cpu_physical_memory_get_dirty_tracking(void);
+
void dump_exec_info(FILE *f,
int (*cpu_fprintf)(FILE *f, const char *fmt, ...));