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[Qemu-devel] [PATCH v11 6/9] Add save_block_hdr function


From: Orit Wasserman
Subject: [Qemu-devel] [PATCH v11 6/9] Add save_block_hdr function
Date: Tue, 22 May 2012 15:57:02 +0300

Signed-off-by: Benoit Hudzia <address@hidden>
Signed-off-by: Petter Svard <address@hidden>
Signed-off-by: Aidan Shribman <address@hidden>
Signed-off-by: Orit Wasserman <address@hidden>
---
 arch_init.c |   26 ++++++++++++++------------
 1 files changed, 14 insertions(+), 12 deletions(-)

diff --git a/arch_init.c b/arch_init.c
index 988adca..071dc8d 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -157,6 +157,18 @@ static int is_dup_page(uint8_t *page)
     return 1;
 }
 
+static void save_block_hdr(QEMUFile *f, RAMBlock *block, ram_addr_t offset,
+        int cont, int flag)
+{
+        qemu_put_be64(f, offset | cont | flag);
+        if (!cont) {
+                qemu_put_byte(f, strlen(block->idstr));
+                qemu_put_buffer(f, (uint8_t *)block->idstr,
+                                strlen(block->idstr));
+        }
+
+}
+
 static RAMBlock *last_block;
 static ram_addr_t last_offset;
 
@@ -183,21 +195,11 @@ static int ram_save_block(QEMUFile *f)
             p = memory_region_get_ram_ptr(mr) + offset;
 
             if (is_dup_page(p)) {
-                qemu_put_be64(f, offset | cont | RAM_SAVE_FLAG_COMPRESS);
-                if (!cont) {
-                    qemu_put_byte(f, strlen(block->idstr));
-                    qemu_put_buffer(f, (uint8_t *)block->idstr,
-                                    strlen(block->idstr));
-                }
+                save_block_hdr(f, block, offset, cont, RAM_SAVE_FLAG_COMPRESS);
                 qemu_put_byte(f, *p);
                 bytes_sent = 1;
             } else {
-                qemu_put_be64(f, offset | cont | RAM_SAVE_FLAG_PAGE);
-                if (!cont) {
-                    qemu_put_byte(f, strlen(block->idstr));
-                    qemu_put_buffer(f, (uint8_t *)block->idstr,
-                                    strlen(block->idstr));
-                }
+                save_block_hdr(f, block, offset, cont, RAM_SAVE_FLAG_PAGE);
                 qemu_put_buffer(f, p, TARGET_PAGE_SIZE);
                 bytes_sent = TARGET_PAGE_SIZE;
             }
-- 
1.7.7.6




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