From: Robin Hill <robin@robinhill.me.uk>
To: linux-raid@vger.kernel.org
Subject: Re: when read error ,where do we rewrite?
Date: Thu, 7 Jan 2010 13:18:56 +0000 [thread overview]
Message-ID: <20100107131855.GA10915@cthulhu.home.robinhill.me.uk> (raw)
In-Reply-To: <6c394cc31001070441r1287f635q9c58dc836ce488b7@mail.gmail.com>
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On Thu Jan 07, 2010 at 08:41:20PM +0800, dong wu wrote:
> when read error and can rewrite,where do we rewrite?
> It can't be rewrited to the old block.
> It should be rewrite to other place,where can we find the 'other place'?
> In the source code,I don't find the place that should be rewrited to.
>
It's rewritten to the same block - it's up to the low-level device (the
disk) to attempt a write and transparently remap the block if the write
fails.
Cheers,
Robin
--
___
( ' } | Robin Hill <robin@robinhill.me.uk> |
/ / ) | Little Jim says .... |
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next prev parent reply other threads:[~2010-01-07 13:18 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-01-07 12:41 when read error ,where do we rewrite? dong wu
2010-01-07 13:18 ` Robin Hill [this message]
2010-01-08 4:54 ` dong wu
2010-01-08 4:59 ` dong wu
2010-01-08 6:35 ` Michael Evans
2010-01-08 10:03 ` Robin Hill
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