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DateThu, 16 Oct 2008 07:44:01 +0200
FromJens Axboe <>
SubjectRe: 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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