From: Richard Weinberger <richard@nod.at>
To: dedekind1@gmail.com
Cc: Shmulik Ladkani <shmulik.ladkani@gmail.com>,
linux-mtd@lists.infradead.org, linux-kernel@vger.kernel.org,
Heinz.Egger@linutronix.de, tim.bird@am.sony.com,
tglx@linutronix.de
Subject: Re: [PATCH] [RFC] UBI: Implement Fastmap support
Date: Thu, 24 May 2012 10:26:51 +0200 [thread overview]
Message-ID: <4FBDF0CB.4040501@nod.at> (raw)
In-Reply-To: <1337847592.15137.83.camel@sauron.fi.intel.com>
On 24.05.2012 10:19, Artem Bityutskiy wrote:
>> After thinking a bit more about this case I think the best we can to
>> is
>> switching to read-only mode if ubi_update_fastmap()
>> fails.
>>
> Unless it fails because of -EIO, which means the PEB may become bad and
> you need to pick a different one and schedule the faulty one for
> torturing and marking as bad.
Wouldn't make more sense if ubi_update_fastmap() handles the -EIO case
internally?
Currently (as of v7) both callers ubi_volume_notify() and
ubi_wl_get_peb() check the return value of ubi_update_fastmap()
and set UBI into read-only mode if ubi_update_fastmap() fails.
Thanks,
//richard
next prev parent reply other threads:[~2012-05-24 8:26 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-05-21 14:01 [RFC v6] UBI: Fastmap support (aka checkpointing) Richard Weinberger
2012-05-21 14:01 ` [PATCH] [RFC] UBI: Implement Fastmap support Richard Weinberger
2012-05-22 13:43 ` Artem Bityutskiy
2012-05-22 15:01 ` Shmulik Ladkani
2012-05-22 16:55 ` Richard Weinberger
2012-05-22 18:18 ` Shmulik Ladkani
2012-05-22 18:57 ` Richard Weinberger
2012-05-23 6:18 ` Shmulik Ladkani
2012-05-23 7:43 ` Richard Weinberger
2012-05-22 20:11 ` Richard Weinberger
2012-05-24 8:19 ` Artem Bityutskiy
2012-05-24 8:26 ` Richard Weinberger [this message]
2012-05-24 9:21 ` Artem Bityutskiy
2012-05-24 8:17 ` Artem Bityutskiy
2012-05-24 9:56 ` Shmulik Ladkani
2012-05-24 10:03 ` Richard Weinberger
2012-05-24 20:07 ` Shmulik Ladkani
2012-05-24 8:22 ` Artem Bityutskiy
2012-05-24 8:24 ` Richard Weinberger
-- strict thread matches above, loose matches on Subject: below --
2012-05-23 11:06 [RFC v7] UBI: Fastmap support (aka checkpointing) Richard Weinberger
2012-05-23 11:06 ` [PATCH] [RFC] UBI: Implement Fastmap support Richard Weinberger
2012-05-26 13:22 ` Artem Bityutskiy
2012-05-31 10:37 ` Adrian Hunter
2012-05-31 13:31 ` Richard Weinberger
2012-06-01 5:47 ` Adrian Hunter
2012-06-01 8:00 ` Richard Weinberger
2012-06-01 8:10 ` Artem Bityutskiy
2012-06-01 8:10 ` Richard Weinberger
2012-06-01 8:47 ` Adrian Hunter
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