Re: [PATCH] rbd: nuke the 32-bit pool id check

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On 08/09/2016 09:42 AM, Ilya Dryomov wrote:
> ceph_file_layout::pool_id is now s64.  rbd_add_get_pool_id() and
> ceph_pg_poolid_by_name() both return an int, so it's bogus anyway.
> 
> Signed-off-by: Ilya Dryomov <idryomov@xxxxxxxxx>

If a pool id is really 64 bits (signed), shouldn't
rbd_add_get_pool_id() and ceph_pg_poolid_by_name()
be changed to return that type (first)?

This otherwise looks good.

Reviewed-by: Alex Elder <elder@xxxxxxxxxx>

> ---
>  drivers/block/rbd.c | 9 ---------
>  1 file changed, 9 deletions(-)
> 
> diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
> index 07668a6f0607..6c6519f6492a 100644
> --- a/drivers/block/rbd.c
> +++ b/drivers/block/rbd.c
> @@ -5337,15 +5337,6 @@ static ssize_t do_rbd_add(struct bus_type *bus,
>  	}
>  	spec->pool_id = (u64)rc;
>  
> -	/* The ceph file layout needs to fit pool id in 32 bits */
> -
> -	if (spec->pool_id > (u64)U32_MAX) {
> -		rbd_warn(NULL, "pool id too large (%llu > %u)",
> -				(unsigned long long)spec->pool_id, U32_MAX);
> -		rc = -EIO;
> -		goto err_out_client;
> -	}
> -
>  	rbd_dev = rbd_dev_create(rbdc, spec, rbd_opts);
>  	if (!rbd_dev) {
>  		rc = -ENOMEM;
> 

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