Cristian, please could you review this patch?
14/04/2023 10:39, Volodymyr Fialko:
> Currently, in the case when we search for a bit set after a particular
> value, the bitmap has to be scanned from the beginning and
> rte_bitmap_scan() has to be called multiple times until we hit the value.
>
> Add a new __rte_bitmap_scan_init_at() function to initialize scan state at
> the given position, this will allow getting the next bit set after some
> value within one rte_bitmap_scan() call.
>
> Signed-off-by: Volodymyr Fialko <vfia...@marvell.com>
[...]
> +__rte_experimental
> +static inline void
> +__rte_bitmap_scan_init_at(struct rte_bitmap *bmp, uint32_t pos)
> +{
> + bmp->index1 = pos >> (RTE_BITMAP_SLAB_BIT_SIZE_LOG2 +
> RTE_BITMAP_CL_BIT_SIZE_LOG2);
> + bmp->offset1 = (pos >> RTE_BITMAP_CL_BIT_SIZE_LOG2) &
> RTE_BITMAP_SLAB_BIT_MASK;
> + bmp->index2 = pos >> RTE_BITMAP_SLAB_BIT_SIZE_LOG2;
> + bmp->go2 = 1;
> +}
It is supposed to be an internal (inlined) function
but it is not used.
