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Subject: Re: Userspace write to UBI partitions
From: Artem Bityutskiy <dedekind1@gmail.com>
To: Ricard Wanderlof <ricard.wanderlof@axis.com>
Date: Wed, 08 Feb 2012 13:59:06 +0200
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On Tue, 2012-02-07 at 17:36 +0100, Ricard Wanderlof wrote:
> > If dynamic, have you tried setting the UBI_VOL_PROP_DIRECT_WRITE
> > property by issuing a UBI_IOCSETVOLPROP volume ioctl?
> > (formerly named UBI_PROP_DIRECT_WRITE and UBI_IOCSETPROP)
>=20
> Thanks for the pointer, I've never noticed this ioctl before.
>=20
> I'll try this out.

It should help.

>  In the meantime, there doesn't seem to be an ioctl for=20
> erasing blocks?

In UBI it is called "unmap" instead of "erase":

http://www.linux-mtd.infradead.org/doc/ubi.html#L_unmap

--=20
Best Regards,
Artem Bityutskiy

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