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Date: Wed, 18 Dec 2013 12:18:54 +0200
From: Orit Wasserman <owasserm@redhat.com>
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Subject: Re: [Qemu-devel] [PATCH 16/38] bitmap: Add bitmap_zero_extend
	operation
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To: Juan Quintela <quintela@redhat.com>, qemu-devel@nongnu.org

On 12/17/2013 05:25 PM, Juan Quintela wrote:
> Signed-off-by: Juan Quintela <quintela@redhat.com>
> Reviewed-by: Eric Blake <eblake@redhat.com>
> ---
>   include/qemu/bitmap.h | 9 +++++++++
>   1 file changed, 9 insertions(+)
>
> diff --git a/include/qemu/bitmap.h b/include/qemu/bitmap.h
> index afdd257..1babd5d 100644
> --- a/include/qemu/bitmap.h
> +++ b/include/qemu/bitmap.h
> @@ -220,4 +220,13 @@ unsigned long bitmap_find_next_zero_area(unsigned long *map,
>                                            unsigned long nr,
>                                            unsigned long align_mask);
>
> +static inline unsigned long *bitmap_zero_extend(unsigned long *old,
> +                                                long old_nbits, long new_nbits)
> +{
> +    long new_len = BITS_TO_LONGS(new_nbits) * sizeof(unsigned long);
> +    unsigned long *new = g_realloc(old, new_len);
> +    bitmap_clear(new, old_nbits, new_nbits - old_nbits);
> +    return new;
> +}
> +
>   #endif /* BITMAP_H */
>

Reviewed-by: Orit Wasserman <owasserm@redhat.com>