Re: [PATCH] UBI: new module ubiblk: block layer on top of UBI

[Matthieu CASTET]

Hi,

Artem Bityutskiy a Ãcrit :
> On Fri, 2011-06-24 at 15:34 +0200, david.wagner@xxxxxxxxxxxxxxxxxx
> wrote:
>> +	/* Stolen from mtd_blkdevs.c */
>> +	/* Create processing thread */
>> +	dev->thread = kthread_run(ubi_ubiblk_thread, dev, "%s%d_%d",
>> +				  "kubiblkd", dev->ubi_num, dev->vol_id);
>> +	if (IS_ERR(dev->thread)) {
>> +		ret = PTR_ERR(dev->thread);
>> +		goto out_thread;
>> +	}
> 
> Why we need a kernel thread? Could you please describe when exactly it
> is needed and why we cannot avoid having it?
Also what are the advantage against gluebi + mtdblock_ro ?
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