linux-ext4 - Re: [PATCH] set s_raid_stride and s_raid_stripe

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Message-ID: <20080109160327.GA8259@skywalker>
Date:	Wed, 9 Jan 2008 21:33:27 +0530
From:	"Aneesh Kumar K.V" <aneesh.kumar@...ux.vnet.ibm.com>
To:	Andreas Dilger <adilger@....com>
Cc:	"Theodore Ts'o" <tytso@....edu>, linux-ext4@...r.kernel.org
Subject: Re: [PATCH] set s_raid_stride and s_raid_stripe_width


[..snip...]

> +	if (param->s_raid_stride &&
> +	    (param->s_raid_stripe_width % param->s_raid_stride) != 0)
> +		fprintf(stderr, _("\nWarning: RAID stripe-width %u not an even "
> +				  "multiple of stride %u.\n\n"),
> +			param->s_raid_stripe_width, param->s_raid_stride);


We also want to validate that s_raid_stripe_width is not >=
blocks_per_group.


-aneesh
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