On 10/29/2015 08:41 AM, Dongsheng Yang wrote:
On 10/28/2015 08:30 AM, Matias Bjørling wrote:
The implementation for Open-Channel SSDs is divided into media
[...]
+ lun->reserved_blocks = 2; /* for GC only */
+ lun->vlun.id = i;
+ lun->vlun.lun_id = i % dev->luns_per_chnl;
+ lun->vlun.chnl_id = i / dev->luns_per_chnl;
Please use do_div(). % would be not supported in some platforms, as
the kbuild pointed in V12.
Neither of those are 64-bit variables, which is where you end up with
the problem on 32-bit archs.
--
Jens Axboe
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