Messages in this thread |  | | | Date | Thu, 16 Oct 2008 07:44:01 +0200 | | From | Jens Axboe <> | | Subject | Re: how to limit number of sectors each time | |
On Thu, Oct 16 2008, gshan wrote:
> Hi All,
>
> I want to limit requested sectors each time in function
> drivers/ide/ide-disk.c::__ide_do_rw_disk. The requested
> sectors were defined in rq->nr_sectors. So how to limit or decrease
> nr_sectors for data transfer each time?
Set max_sectors_kb in sysfs for that device or q->max_sectors
internally.
--
Jens Axboe
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