On Sun, 2017-04-23 at 14:31 +0300, Sagi Grimberg wrote:
> In case we got an initial sg_offset, we need to
> account for it in the mr length.
>
> Fixes: ff2ba9936591 ("IB/core: Add passing an offset into the SG to
> ib_map_mr_sg")
> Signed-off-by: Sagi Grimberg <sagi@xxxxxxxxxxx>
> ---
> drivers/infiniband/hw/mlx5/mr.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
> index b8f9382a8b7d..d9c6c0ea750b 100644
> --- a/drivers/infiniband/hw/mlx5/mr.c
> +++ b/drivers/infiniband/hw/mlx5/mr.c
> @@ -1782,7 +1782,7 @@ mlx5_ib_sg_to_klms(struct mlx5_ib_mr *mr,
> klms[i].va = cpu_to_be64(sg_dma_address(sg) + sg_offset);
> klms[i].bcount = cpu_to_be32(sg_dma_len(sg) - sg_offset);
> klms[i].key = cpu_to_be32(lkey);
> - mr->ibmr.length += sg_dma_len(sg);
> + mr->ibmr.length += sg_dma_len(sg) - sg_offset;
>
> sg_offset = 0;
> }
Hello Sagi,
Please add "Cc: <stable@xxxxxxxxxxxxxxx>" to this patch.
Thanks,
Bart.--
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