From: Artem Bityutskiy <dedekind1@gmail.com>
To: Kevin Cernekee <cernekee@gmail.com>
Cc: linux-mtd@lists.infradead.org, jwboyer@gmail.com,
saeed.bishara@gmail.com, vapier.adi@gmail.com
Subject: Re: [PATCHv2 4/5] libmtd: add support for 64-bit offsets, OOB
Date: Wed, 14 Jul 2010 05:51:01 +0300 [thread overview]
Message-ID: <1279075861.3212.23.camel@localhost.localdomain> (raw)
In-Reply-To: <AANLkTilsz1EamG4I_45ey7dy0UTA0C3N9HWvz_dix2qN@mail.gmail.com>
On Tue, 2010-07-13 at 17:09 -0700, Kevin Cernekee wrote:
> On Tue, Jul 13, 2010 at 3:49 AM, Artem Bityutskiy <dedekind1@gmail.com> wrote:
> > You should find out whether the new ioctl's are supported in
> > 'libmtd_open()'. This also means that all libmtd calls which need this
> > flag will need a 'libmtd_t desc' parameter.
>
> Typically I just try the new ioctl first, then fall back to the old
> one if it returned -ENOTTY. Could you recommend a way to detect the
> presence of the new ioctls from libmtd_open()?
Hmm, how about MEMERASE64 with start = length = -1? You can distinguish
between -ENOTTY and other error codes.
--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)
next prev parent reply other threads:[~2010-07-14 2:51 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-08 0:30 [PATCHv2 1/5] mtd-utils: move libmtd source files to lib/ subdirectory Kevin Cernekee
2010-07-08 0:30 ` [PATCHv2 2/5] mtd-utils: update Makefiles, source files to use common libmtd.a Kevin Cernekee
2010-07-08 0:30 ` [PATCHv2 3/5] mtd-utils: update to latest mtd-abi.h from kernel.org Kevin Cernekee
2010-07-13 10:38 ` Artem Bityutskiy
2010-07-08 0:30 ` [PATCHv2 4/5] libmtd: add support for 64-bit offsets, OOB Kevin Cernekee
2010-07-13 10:49 ` Artem Bityutskiy
2010-07-14 0:09 ` Kevin Cernekee
2010-07-14 2:51 ` Artem Bityutskiy [this message]
2010-07-17 7:35 ` Artem Bityutskiy
2010-07-13 10:50 ` Artem Bityutskiy
2010-07-17 17:08 ` Artem Bityutskiy
2010-07-18 4:26 ` Artem Bityutskiy
2010-07-24 1:07 ` Kevin Cernekee
2010-07-26 5:57 ` Artem Bityutskiy
2010-07-24 2:43 ` Kevin Cernekee
2010-07-26 5:36 ` Artem Bityutskiy
2010-07-08 0:30 ` [PATCHv2 5/5] mtd-utils: change flash_eraseall to use libmtd-wrapped ioctls Kevin Cernekee
2010-07-13 10:35 ` [PATCHv2 1/5] mtd-utils: move libmtd source files to lib/ subdirectory Artem Bityutskiy
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