On Wed, 03/09 18:16, Paolo Bonzini wrote:

In the subject:

s/;/: /

> After reporting an error, ram_block_add was going on with the registration
> of the RAMBlock.  The visible effect is that it unlocked the ramlist
> mutex twice.
> 
> Fixes: 528f46af6ecd1e300db18684969104d4067b867b

Yes, this was my mistake in that patch. Thanks for the fix!

Reviewed-by: Fam Zheng <f...@redhat.com>

Fam

> Cc: Fam Zheng <f...@redhat.com>
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
>  exec.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/exec.c b/exec.c
> index d972737..11a5fa1 100644
> --- a/exec.c
> +++ b/exec.c
> @@ -1588,6 +1588,7 @@ static void ram_block_add(RAMBlock *new_block, Error 
> **errp)
>              if (err) {
>                  error_propagate(errp, err);
>                  qemu_mutex_unlock_ramlist();
> +                return;
>              }
>          } else {
>              new_block->host = phys_mem_alloc(new_block->max_length,
> @@ -1597,6 +1598,7 @@ static void ram_block_add(RAMBlock *new_block, Error 
> **errp)
>                                   "cannot set up guest memory '%s'",
>                                   memory_region_name(new_block->mr));
>                  qemu_mutex_unlock_ramlist();
> +                return;
>              }
>              memory_try_enable_merging(new_block->host, 
> new_block->max_length);
>          }
> -- 
> 2.5.0
> 

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