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Re: [REVIEW] Don't make lazy counters default for mkfs

To: Russell Cattelan <cattelan@xxxxxxxxxxx>
Subject: Re: [REVIEW] Don't make lazy counters default for mkfs
From: Eric Sandeen <sandeen@xxxxxxxxxxx>
Date: Fri, 29 Feb 2008 17:11:51 -0600
Cc: nscott@xxxxxxxxxx, Barry Naujok <bnaujok@xxxxxxx>, "xfs@xxxxxxxxxxx" <xfs@xxxxxxxxxxx>
In-reply-to: <47C87775.2010007@xxxxxxxxxxx>
References: <op.t67mtawg3jf8g2@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> <1204166101.13569.102.camel@xxxxxxxxxxxxxxxxx> <47C87775.2010007@xxxxxxxxxxx>
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Russell Cattelan wrote:

>> Hmm, that still seems pretty soon to me.  I'd have thought you'd at
>> least want to wait until most of the distributions (esp. SUSE for you
>> guys) have released versions that have kernels sufficiently recent
>> that the default mkfs will work.  Otherwise this will be a recurring
>> problem.
> I don't suppose there is an easy way to query xfs and find out if it can 
> support
> the lazy SB option?

I thought about that; xfs *could* stick someting in /proc/fs/xfs with
supported features or somesuch.

But, the kernel you mkfs under isn't necessarily the one you're going to
need to fall back to tomorrow, though...


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