[Drbd-dev] [PATCH 7/7] block: remove REQ_OP_WRITE_SAME support

[Martin K. Petersen]

Christoph,

> diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
> index 9f32882ceb2f6..4a5bb47bee3ce 100644
> --- a/block/blk-sysfs.c
> +++ b/block/blk-sysfs.c
> @@ -212,12 +212,6 @@ static ssize_t queue_discard_zeroes_data_show(struct request_queue *q, char *pag
>  	return queue_var_show(0, page);
>  }
>  
> -static ssize_t queue_write_same_max_show(struct request_queue *q, char *page)
> -{
> -	return sprintf(page, "%llu\n",
> -		(unsigned long long)q->limits.max_write_same_sectors << 9);
> -}
> -

This tripped one of my test scripts. We should probably return 0 here
like we did for discard_zeroes_data and leave the sysfs entry in place.

-- 
Martin K. Petersen	Oracle Linux Engineering