From: "Artem B. Bityutskiy" <dedekind@yandex.ru>
To: Josh Boyer <jwboyer@gmail.com>
Cc: linux-mtd@lists.infradead.org, haver@vnet.ibm.com,
"Jörn Engel" <joern@wohnheim.fh-wedel.de>,
"Marteo Tim" <tim.marteo@gmail.com>
Subject: Re: how to use jff2 on UBI layer?
Date: Mon, 31 Jul 2006 12:09:11 +0400 [thread overview]
Message-ID: <44CDBAA7.8020500@yandex.ru> (raw)
In-Reply-To: <625fc13d0607301228y2bfd2c62q462c508d57a32043@mail.gmail.com>
Josh Boyer wrote:
> It seems somewhat superfluous to add a generalized I/O layer to jffs2.
> It just doesn't sit right with me.
And after all, what do you mean by superfluous? One more function call?
NP - this is a technical question, I can easily turn that into a macro.
With my patch, JFFS2 I/O is clean and modularized. Examples:
You have (jffs2_io)->cm_needed field which tells you if this particular
I/O backend needs clean markers. E.g. - Dataflash and UBI does not need
them. Or do you prefer this setup_data_flash() stuff in wbuf.c???
Also, for eCos, you may put all the differences to io.c and don't spread
this over all sources.
Etc.
You just put all I/O-related stuff like this in one place. And depending
on the I/O backend you initialize it. And all this is in io.c file.
So, it only makes JFFS2 more understandable and cleaner. And it makes
sense even without UBI. Is this "superfluous" ? I think no.
--
Best Regards,
Artem B. Bityutskiy,
St.-Petersburg, Russia.
prev parent reply other threads:[~2006-07-31 8:09 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-10 2:50 how to use jff2 on UBI layer? Marteo Tim
2006-07-10 13:01 ` Frank Haverkamp
2006-07-12 2:21 ` Tim Marteo
2006-07-20 2:42 ` Kyungmin Park
2006-07-20 9:45 ` Jörn Engel
2006-07-21 6:42 ` Frank Haverkamp
2006-07-21 7:59 ` Jörn Engel
2006-07-24 10:46 ` Artem B. Bityutskiy
2006-07-24 11:40 ` Jörn Engel
2006-07-26 16:52 ` Artem B. Bityutskiy
2006-07-27 12:54 ` Artem B. Bityutskiy
2006-07-30 19:28 ` Josh Boyer
2006-07-31 7:21 ` Artem B. Bityutskiy
2006-07-31 7:43 ` Artem B. Bityutskiy
2006-07-31 9:29 ` Frank Haverkamp
2006-07-31 13:52 ` Josh Boyer
2006-07-31 8:09 ` Artem B. Bityutskiy [this message]
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