On 12/17/2013 05:25 PM, Juan Quintela wrote:
Signed-off-by: Juan Quintela <quint...@redhat.com> Reviewed-by: Eric Blake <ebl...@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 <owass...@redhat.com>
