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[Qemu-devel] [PATCH] savevm: Use QEMU_VM_SECTION_* macros in ram_save_li
From: |
Fernando Luis Vázquez Cao |
Subject: |
[Qemu-devel] [PATCH] savevm: Use QEMU_VM_SECTION_* macros in ram_save_live() |
Date: |
Thu, 04 Jun 2009 11:49:49 +0900 |
User-agent: |
Mozilla-Thunderbird 2.0.0.19 (X11/20090103) |
In ram_save_live() the stage is determined directly from its
numerical value instead of using the corresponding macro
associated with each stage. Move the QEMU_VM_SECTION_* macros to
a header file so that they are available to ram_save_live() and
potential future users.
Signed-off-by: Fernando Luis Vazquez Cao <address@hidden>
---
diff -urNp qemu-0.10.5-orig/savevm.c qemu-0.10.5/savevm.c
--- qemu-0.10.5-orig/savevm.c 2009-05-21 05:47:00.000000000 +0900
+++ qemu-0.10.5/savevm.c 2009-06-04 10:49:35.000000000 +0900
@@ -663,12 +663,6 @@ void unregister_savevm(const char *idstr
#define QEMU_VM_FILE_VERSION_COMPAT 0x00000002
#define QEMU_VM_FILE_VERSION 0x00000003
-#define QEMU_VM_EOF 0x00
-#define QEMU_VM_SECTION_START 0x01
-#define QEMU_VM_SECTION_PART 0x02
-#define QEMU_VM_SECTION_END 0x03
-#define QEMU_VM_SECTION_FULL 0x04
-
int qemu_savevm_state_begin(QEMUFile *f)
{
SaveStateEntry *se;
diff -urNp qemu-0.10.5-orig/sysemu.h qemu-0.10.5/sysemu.h
--- qemu-0.10.5-orig/sysemu.h 2009-05-21 05:47:00.000000000 +0900
+++ qemu-0.10.5/sysemu.h 2009-06-04 10:49:22.000000000 +0900
@@ -39,6 +39,12 @@ void qemu_system_powerdown(void);
#endif
void qemu_system_reset(void);
+#define QEMU_VM_EOF 0x00
+#define QEMU_VM_SECTION_START 0x01
+#define QEMU_VM_SECTION_PART 0x02
+#define QEMU_VM_SECTION_END 0x03
+#define QEMU_VM_SECTION_FULL 0x04
+
void do_savevm(const char *name);
void do_loadvm(const char *name);
void do_delvm(const char *name);
diff -urNp qemu-0.10.5-orig/vl.c qemu-0.10.5/vl.c
--- qemu-0.10.5-orig/vl.c 2009-05-21 05:47:01.000000000 +0900
+++ qemu-0.10.5/vl.c 2009-06-04 10:54:29.000000000 +0900
@@ -3201,7 +3201,7 @@ static int ram_save_live(QEMUFile *f, in
{
ram_addr_t addr;
- if (stage == 1) {
+ if (stage == QEMU_VM_SECTION_START) {
/* Make sure all dirty bits are set */
for (addr = 0; addr < phys_ram_size; addr += TARGET_PAGE_SIZE) {
if (!cpu_physical_memory_get_dirty(addr, MIGRATION_DIRTY_FLAG))
@@ -3224,7 +3224,7 @@ static int ram_save_live(QEMUFile *f, in
/* try transferring iterative blocks of memory */
- if (stage == 3) {
+ if (stage == QEMU_VM_SECTION_END) {
/* flush all remaining blocks regardless of rate limiting */
while (ram_save_block(f) != 0);
@@ -3233,7 +3233,8 @@ static int ram_save_live(QEMUFile *f, in
qemu_put_be64(f, RAM_SAVE_FLAG_EOS);
- return (stage == 2) && (ram_save_remaining() < ram_save_threshold);
+ return (stage == QEMU_VM_SECTION_PART) &&
+ (ram_save_remaining() < ram_save_threshold);
}
static int ram_load_dead(QEMUFile *f, void *opaque)
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