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[12/12] ram: save_live_setup() we don't need to synchronize the dirty bitmap.

Message ID ab1ca756b1cfe67df94f7c6674ea86f6d7232a2f.1340910651.git.quintela@redhat.com
State New
Headers show

Commit Message

Juan Quintela June 28, 2012, 7:22 p.m. UTC
1st: we were synchonizing the dirty bitmap before calling
      memory_global_dirty_log_start().

2nd: We are marking all pages as dirty anywhere, no reason to go
     through all the bitmap to "mark" dirty same pages twice.

So, call removed.

Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 arch_init.c |    2 --
 1 file changed, 2 deletions(-)

Comments

Orit Wasserman July 2, 2012, 12:05 p.m. UTC | #1
On 06/28/2012 10:22 PM, Juan Quintela wrote:
> 1st: we were synchonizing the dirty bitmap before calling
>       memory_global_dirty_log_start().
> 
> 2nd: We are marking all pages as dirty anywhere, no reason to go
>      through all the bitmap to "mark" dirty same pages twice.
> 
> So, call removed.
> 
> Signed-off-by: Juan Quintela <quintela@redhat.com>
> ---
>  arch_init.c |    2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/arch_init.c b/arch_init.c
> index 8299c15..c1b4f13 100644
> --- a/arch_init.c
> +++ b/arch_init.c
> @@ -308,8 +308,6 @@ static int ram_save_setup(QEMUFile *f, void *opaque)
>      ram_addr_t addr;
>      RAMBlock *block;
> 
> -    memory_global_sync_dirty_bitmap(get_system_memory());
> -
>      bytes_transferred = 0;
>      last_block = NULL;
>      last_offset = 0;
> 
Reviewed-by: Orit Wasserman <owasserm@redhat.com>
diff mbox

Patch

diff --git a/arch_init.c b/arch_init.c
index 8299c15..c1b4f13 100644
--- a/arch_init.c
+++ b/arch_init.c
@@ -308,8 +308,6 @@  static int ram_save_setup(QEMUFile *f, void *opaque)
     ram_addr_t addr;
     RAMBlock *block;

-    memory_global_sync_dirty_bitmap(get_system_memory());
-
     bytes_transferred = 0;
     last_block = NULL;
     last_offset = 0;