savevm: Reset last block info at beginning of each save

If we save more than once we need to reset the last block info or else
only the first save has the actual block info and each subsequent save
will only use continue flags, making them unloadable independently.

Found-by: Miguel Di Ciurcio Filho <miguel.filho@gmail.com>
Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Acked-by: Glauber Costa <glommer@redhat.com>
Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Alex Williamson 2010-08-19 10:18:42 -03:00 committed by Anthony Liguori
parent e447b1a603
commit 760e77eab5

View File

@ -104,10 +104,11 @@ static int is_dup_page(uint8_t *page, uint8_t ch)
return 1;
}
static RAMBlock *last_block;
static ram_addr_t last_offset;
static int ram_save_block(QEMUFile *f)
{
static RAMBlock *last_block = NULL;
static ram_addr_t last_offset = 0;
RAMBlock *block = last_block;
ram_addr_t offset = last_offset;
ram_addr_t current_addr;
@ -231,6 +232,8 @@ int ram_save_live(Monitor *mon, QEMUFile *f, int stage, void *opaque)
if (stage == 1) {
RAMBlock *block;
bytes_transferred = 0;
last_block = NULL;
last_offset = 0;
/* Make sure all dirty bits are set */
QLIST_FOREACH(block, &ram_list.blocks, next) {